ORIGINAL ADVERTISED DATE: May 20, 2026 DUE DATE: Monday June 1, 2026 at 9:00 AM PROJECT MANAGER: Mitchell Severson, P.E. INVITATION TO BID NOTICE is hereby given that the Village of Fox Lake will receive sealed Bids until the 1st day of June, 2026 at 9:00 AM at Fox Lake Village Hall, 66 Thillen Drive, Fox Lake, IL 60020, at which time the Bids will be opened in the Board Room for the following: Village of Fox Lake – 2026 MFT General Maintenance Roadway Improvement Project. Bids shall be received in a sealed envelope addressed to the Village of Fox Lake, 66 Thillen Avenue, Fox Lake, IL 60020, marked in the lower left-hand corner EXACTLY as follows: BID: Village of Fox Lake – 2026 MFT General Maintenance Roadway Improvement Project The project is being funded by Motor Fuel Tax funds. The Village of Fox Lake is an equal opportunity employer. Small, minority and women owned businesses are encouraged to submit bids. Work Description The Project includes Hot-Mix Asphalt Surface Removal, Removal and Disposal of Unsuitable Materials, Aggregate Subgrade Improvement as needed, Class D Patches, Driveway Pavement removal and replacement, placement of Hot-Mix Asphalt Binder and Surface Courses, curb and gutter removal and replacement, sidewalk removal and replacement, landscape restoration, and pavement markings. Document Inspection and Procurements The Contract Documents may be inspected and purchased at: Trotter and Associates, Inc. 38 W Grand Ave, Suite 300 Fox Lake, IL 60020 Contact Heidi Patla at h.patla@trotter-inc.com to schedule an appointment or to purchase the contract documents. Hard or electronic copies of the documents are available for purchase. Payment for Contract Documents is non–refundable and shall be payable to Trotter and Associates, Inc. in the form of cash, certified check or money order. No partial sets of specifications or drawings will be issued. The non–refundable cost for plans and specifications is $150.00 for a hard copy and $50.00 for an electronic copy . Addenda will be issued only to plan holders. Bid and Performance & Payment Bond Each bid shall be accompanied by a bid bond, bank draft, cashier's check or certified check payable to the order of The Village of Fox Lake in an amount not less than five (5) percent of the amount of the bid, as a guaranty that the bidder will execute the contract, if it is awarded, in conformity with the bid form. The successful bidder will be required to furnish a Performance and Payment Bond on forms provided in the Specifications and Contract Documents, in an amount equal to 100 percent of the contract sum. Wage Rates The contractor shall pay prevailing wages in accordance with the Prevailing Aage Act (820 ILCS 130/0.01 et seq.) as defined by the Illinois Department of Labor Prevailing Wages for Lake County. Rates can be obtained online at www.state.il.us/Agency/idol/ . Questions Questions regarding the project received by 4:00 pm on Monday May 27, 2026 , will be answered by addendum. Questions submitted after this deadline may not be answered prior to the close of the bidding period. All questions shall be submitted in writing to: Mitchell Severson, PE Project Engineer m.severson@trotter-inc.com Rejection of Bids The Village of Fox Lake reserves the right to reject any or all bids. The Village expressly reserves the right to waive any informalities or technical irregularities in a bid.

Village of Oak Brook – Route 83 and I-88 Water Main Replacement Project ORIGINAL ADVERTISED DATE: May 20, 2026 MANDATORY PRE-BID: None DUE DATE: 11:00 AM Friday, June 5, 2026 Project Contact: Terry Heitkamp, P.E. INVITATION TO BID The Village of Oak Brook will accept electronic bids for: Route 83 and I-88 Water Main Replacement Project. Sealed bids are to be submitted via the Village's eProcurement Portal at https://procurement.opengov.com/portal/oak-brook until 11:00 am, Friday, June 5, 2026, prevailing time. A bid tabulation will be made publicly available after the submission due date. No bid shall be withdrawn after opening of bids without the consent of the Village of Oak Brook for a period of ninety (90) days after the scheduled time of opening bids. Work Description Work under this Contract will generally include, but is not limited: • Horizontal directional drilled water main (12”) • Tapping valves, vaults, frames, lids and appurtenances • Testing and chlorination of new water main • Abandon existing water main • Storm sewer & structure replacement • Turf, bike path, pavement, curb & gutter, etc. replacement • Other work as described within the plans and specifications Contract Documents A complete bid package, of which this notice is a part, can be downloaded from the eProcurement Portal at https://procurement.opengov.com/portal/oak-brook/projects/266193 . There is no charge for the package. Questions Please contact: Terry Heitkamp, PE Senior Project Engineer t.heitkamp@trotter - inc.com Rejection of Bids The Village of Oak Brook reserves the right to reject any or all bids and to waive any informalities in bidding and to accept the bid deemed most advantageous to it.

Milton Township – Barry Avenue Drainage Improvement Project ORIGINAL ADVERTISED DATE: May 18, 2026 MANDATORY PRE-BID: None DUE DATE: 10:00 AM Wednesday, June 17, 2026 Project Contact: Terry Heitkamp, P.E. INVITATION TO BID S ealed proposals for the “Milton Township – Barry Avenue Drainage Improvement Project” will be received at the office of Milton Township Highway Department, 23W040 Poss Street, Glen Ellyn, IL 60137 until 10:00 AM on Wednesday, June 17, 2026 . Sealed proposals will be opened and read publicly at the office of Milton Township Highway Department, 23W040 Poss Street, Glen Ellyn, IL 60137 at 10:01AM on Wednesday, June 17, 2026 . Work Description The Project includes the construction of ribbon curb installation at the locations shown on the plans. The work also includes earth excavation, pavement removal, aggregate base course, Class D Patching as necessary, ribbon curb installation, and parkway restoration in accordance with the Plans, Standard Specifications and these Special Provisions. Contract Documents Contact Jessy Stouffer at j.stouffer@trotter-inc.com to schedule an appointment or purchase the contract documents. Hard or electronic copies of the documents are available for purchase. No partial sets of specifications or drawings will be issued. The non–refundable cost for plans and specifications is $150.00 for a hard copy and $50.00 for an electronic copy. Addenda will be issued only to plan holders . Bonds Each bid shall be accompanied by a bid bond, bank draft, cashier's check or certified check payable to the order of Milton Township in an amount not less than five (5) percent of the amount of the bid, as a guaranty that the bidder will execute the contract, if it is awarded, in conformity with the bid form. The successful bidder will be required to furnish a Performance and Payment Bond on forms provided in the Specifications and Contract Documents, in an amount equal to 100 percent of the contract sum. Wage Rates The contractor shall pay prevailing wages in accordance with the Prevailing Aage Act (820 ILCS 130/0.01 et seq.) as defined by the Illinois Department of Labor Prevailing Wages for DuPage County. Rates can be obtained online at www.state.il.us/Agency/idol/. Questions Questions regarding the project received by 4:00 pm on Monday June 1, 2026, will be answered by addendum. Questions submitted after this deadline may not be answered prior to the close of the bidding period. All questions shall be submitted in writing to: Terry Heitkamp, PE Senior Project Engineer t.heitkamp@trotter-inc.com Rejection of Bids Milton Township reserves the right to reject any or all bids. The Township expressly reserves the right to waive any informalities or technical irregularities in a bid.

FOX METRO WATER RECLAMATION DISTRICT - 2026-04 Aeration Tanks Structural Repairs Advertisement Date : April 17 th , 2026 MANDATORY PRE-BID: 10:00 AM WEDNESDAY, MAY 6 th , 2026 DUE DATE: 10:00 AM Wednesday, May 20 th , 2026 Project MANAGER : Dan Gillespie, CPII INVITATION TO BID Notice is hereby given Fox Metro Water Reclamation District (OWNER) will receive sealed bids at the Fox Metro Water Reclamation District W.J. Ben Baines Memorial Administration Building located at 682 State Route 31, Oswego, Illinois 60543, until Wednesday, May 20th, at 10 A.M., local time. At that time the Bids received will be publicly opened and read aloud. Bid proposals for this project will be considered not only on the basis of cost, but also on past performance, experience and ability to perform the work. The OWNER reserves the right to accept the bid deemed to be in its own best interest, which is based on all of the above considerations. Bid will be awarded to the lowest responsible bidder determined in the exclusive discretion of the OWNER’s Board of Trustees. Work Description The project consists of repairing multiple areas of failing and deteriorated concrete and guardrails at the Fox Metro Water Reclamation District North WWTP Aeration Tanks, and will involve the following: 1. Concrete edge repairs 2. Concrete spalling repairs 3. Concrete full-depth repairs 4. Concrete pitting repairs 5. Concrete crack repairs 6. Guardrail replacement Document Inspection and Procurement The Contract Documents may be inspected and purchased at Trotter and Associates, Inc., 40W201 Wasco Rd. Suite D, St. Charles, IL 60175. Contact Jessy Stouffer at j.stouffer@trotter-inc.com to purchase the contract documents. Payment for Contract Documents is non–refundable and shall be payable to Trotter and Associates, Inc. in the form of cash, certified check or money order. No partial sets of specifications or drawings will be issued. The non–refundable cost for hard-copies of drawings and specifications is $100.00. The non–refundable cost for Electronic (PDF) copies of drawings and specifications is $50.00. Addenda will be issued only to plan holders. Pre-Bid Conference A Mandatory Pre–Bid Conference will be held on Wednesday, May 6th, 10 A.M at the Fox Metro Water Reclamation District W.J. Ben Baines Memorial Administration Building located at 682 State Route 31, Oswego, Illinois 60543. An optional site visit will follow . Bonds Each bid shall be accompanied by a bid bond, bank draft, cashier's check or certified check payable to the order of Fox Metro Water Reclamation District, Illinois in an amount not less than ten (10) percent of the amount of the bid, as a guaranty that the bidder will execute the contract, if it is awarded, in conformity with the bid form. The successful bidder will be required to furnish Performance and Completion and Payment Bonds on forms provided in the Specifications and Contract Documents, each in an amount equal to 100 percent of the contract sum. The successful bidder will be required to furnish a Warranty Bond in the form of EJCDC® C612, Warranty Bond (2018). The warranty bond must be in a bond amount of 10 percent of the final contract price. The warranty bond period will extend to a date 1 year after Substantial Completion of the work. Rejection of Bids The Owner expressly reserves the right to reject any or all bids or to accept the one which appears to be in the best interest of the Owner. The Owner expressly reserves the right to waive any informalities or technical irregularities in a bid if to do so is in the best interest of the Owner. Bids shall be made on the forms furnished by the OWNER and shall be submitted at the identified designated receiving location at the W.J. Ben Baines Memorial Administration Building. All bids must be hand delivered and deposited at the designated receiving location. Bids received by mail or other delivery methods will not be accepted. Bids shall be submitted no later than the specified closing time in an opaque sealed envelope addressed to: the Fox Metro Water Reclamation District, Attention: Karen Clementi, District Manager, 682 State Route 31, Oswego, Illinois, 60543. Envelopes should be clearly marked, “Sealed Bid – 2026-04 Aeration Tanks Structural Repairs”. The bids will be opened at this location and read aloud. The OWNER reserves the right to reject any or all bids or parts thereof, or waive any irregularities or informalities, and to make the award in the best interest of the OWNER. Wage Rates This contract calls for the construction of a “public works,” within the meaning of the Illinois Prevailing Wage Act, 821 ILCS 130/.01 et seq. (“the Act”). The Act requires contractors and subcontractors to pay laborers, workers and mechanics performing services on public works projects no less than current “prevailing rate of wages” (hourly cash wages plus amount for fringe benefits) in the county where the work is performed. The Illinois Department of Labor publishes the prevailing wage rates on its website http://www.state.il.us/agency/idol/rates/rates.HTM. The Illinois Department of Labor revises the prevailing wage rates and the contractor/subcontractor has an obligation to check the Illinois Department of Labor website for revisions to prevailing wage rates. For information regarding current prevailing wage rates, please refer to the Illinois Department of Labor’s website. All contractors and subcontractors rendering services under this contract must comply with all requirements of the Act, including by not limited to, all wage requirements and notice and record keeping duties.” Each bidder shall adopt a written sexual harassment policy in compliance with ILCS 5/2-105 (1992). Bidder agrees to comply with Substance Abuse Prevention on Public Works Projects Act, 820 ILCS265/1 et seq. (2008). As required by the Act, the Bidder agrees to file with the OWNER, prior to commencing work, its written substance abuse prevention program. It is the responsibility of the vendor/contractor/subcontractor to comply with all applicable provisions of FOIA. The regulations of the State of Illinois Freedom of Information Act (FOIA) 5 ILCS 140, apply to all records of the vendor/contractor/subcontractor pertaining to this authorization or contract. When requested by the OWNER, the vendor/contractor is required to provide all records requested within no more than three (3) business days, at no cost to the OWNER. If at the time this Contract is executed, or if during the term of this Contract, there is excessive unemployment in Illinois as defined in the Employment of Illinois Workers on Public Works Act, 30 ILCS 570, as two consecutive months of unemployment exceeding 5%, CONTRACTOR agrees to employ a work force that consists of at least 90% Illinois laborers. An “Illinois laborer” is defined as any person who has resided in Illinois for at least 30 days and intends to become or remain an Illinois resident. The Bidder shall require all subcontractors (if any) to conform with said laws, and any rules or regulations now and thereafter issued pursuant to said laws by Bidder, his subcontractors, and/or anyone working through or on behalf of Bidder or Bidder’s subcontractors.

ORIGINAL ADVERTISED DATE: April 7, 2026 DUE DATE: Friday May 1, 2026 at 1:00 PM MANDATORY PRE-BID CONFERENCE: Thursday April 16, 2026, 3:00 PM PROJECT MANAGER: Steve Cieslica, P.E. INVITATION TO BID Notice is hereby given sealed bids will be received by the City of North Chicago for the project entitled “Lewis Ave Detention Basin - Phase II” until 1:00 pm on Friday May 1, 2026, at the Building Department, 1850 Lewis Avenue, North Chicago, IL 60064. The Bids will be publicly opened and read aloud immediately afterwards in the Council Chambers. Bids shall be received in a sealed envelope addressed to: City Engineer City of North Chicago 1850 Lewis Avenue North Chicago, IL 60064 The sealed envelope shall be marked in the lower left-hand corner EXACTLY as follows: BID: City Engineer City of North Chicago Lewis Ave Detention Basin - Phase II Any Contract or Contracts awarded under this invitation for bid are expected to be funded in part by a grant from the Illinois Department of Economic Opportunity (DCEO). Neither the State of Illinois nor any of its departments, agencies, or employees is or will be a party to this invitation for bids or any resulting contract. The procurement will be subject to all applicable provisions of State and Federal laws and regulations contained in the DCEO Grant Compliance Requirements; the Illinois Public Act 94-0515, the Prevailing Wage Act (820 ILCS 130/0.01 et seq.), the Steel Product Procurement Act (30 ILCS 565/1 et seq.), Domestic Preferences for Procurements (2 CFR 200.322), the Employment of Illinois Workers on Public Works Act (30 ILCS 570), the Illinois Works Jobs Program Act Apprenticeship Initiative (30 ILCS 559/20-1). This procurement is also subject to Business Enterprise for Minorities, Women, and Persons with Disabilities Act and Illinois Human Rights Act (30 ILCS 575/0.01; 775 ILCS 5/2-105.). The DCEO Grant policy requires all bidders to undertake specified affirmative efforts prior to bid opening. The policy is contained in the specifications. Bidders are required to submit a completed Business Enterprise Program (BEP) Goal DCEO BEP Utilization Plan with their bid. The Cumulative BEP for this project is thirty (30) percent for BEP firm designations: MBE/WMBE/WBE. Work Description : The Project includes the construction of storm sewer removal and replacement at the locations shown on the plans. The work also includes excavation & disposal, trench backfill and compaction, water main adjustments, HMA pavement removal & replacement, PCC curb & gutter and sidewalk removal & replacement, and parkway restoration. The proposed improvements (see Project Location Map and Typical Sections for additional information) also include structure adjustments, pavement markings, and all other appurtenant work and materials necessary to complete the Project in accordance with the Plans, Standard Specifications and these Special Provisions. The Contract Documents may be inspected and purchased at: Trotter and Associates, Inc. 38 W Grand Ave, Suite 300 Fox Lake, IL 60020 Contact Heidi Patla at h.patla@trotter-inc.com to schedule an appointment or to purchase the contract documents. Hard or electronic copies of the documents are available for purchase. Payment for Contract Documents is non–refundable and shall be payable to Trotter and Associates, Inc. in the form of cash, certified check or money order. No partial sets of specifications or drawings will be issued. The non–refundable cost for plans and specifications is $150.00 for a hard copy and $50.00 for an electronic copy . Addenda will be issued only to plan holders. Each bid shall be accompanied by a bid bond, bank draft, cashier's check or certified check payable to the order of the City of North Chicago in an amount not less than ten (10) percent of the amount of the bid, as a guaranty that the bidder will execute the contract, if it is awarded, in conformity with the bid form. The successful bidder will be required to furnish a Performance and Payment Bond on forms provided in the Specifications and Contract Documents, in an amount equal to 100 percent of the contract sum. A Mandatory Pre-bid Conference is scheduled for Thursday, April 16th, 2026, at 3:00 pm for all bidders and prime contractors. The meeting will be held in the North Chicago City Council Chambers, located at 1850 Lewis Avenue, North Chicago, Illinois 60064. The contractor shall pay prevailing wages in accordance with the Prevailing Aage Act (820 ILCS 130/0.01 et seq.) as defined by the Illinois Department of Labor Prevailing Wages for Lake County. Rates can be obtained online at www.state.il.us/Agency/idol/ . Questions regarding the project received by 3:00 pm on Friday April 24, 2026, will be answered by addendum. Questions submitted after this deadline may not be answered prior to the close of the bidding period. All questions shall be submitted in writing to: Steve Cieslica, P.E. Project Manager s.cieslica@trotter-inc.com The City of North Chicago reserves the right to reject any or all bids. The City expressly reserves the right to waive any informalities or technical irregularities in a bid. Final award of the bid shall be contingent on DCEO approval of the Contractor’s BEP plan that meets thirty (30) percent MBE/WMBE/WBE utilization.

ORIGINAL ADVERTISED DATE: March 9, 2026 DUE DATE: Wednesday April 1, 2026 at 2:00 PM MANDATORY PRE-BID CONFERENCE: NONE PROJECT MANAGER: Steve Cieslica, P.E. INVITATION TO BID NOTICE is hereby given that the Township of Nunda Road District will receive sealed Bids until the 1st day of April, 2026 at 2:00 p.m. local time at 3518 Bay Road, Crystal Lake, IL 60012 , at which time the Bids will be publicly opened and read aloud immediately following for the following project: NUNDA TOWNSHIP 2026 ROAD PROGRAM Work Description Provide all labor, services, equipment, materials, and all other items to complete Work necessary for hot-mix asphalt removal; placement of hot-mix asphalt leveling binder and surface course; and restoration in accordance with the Plans, Standard Specifications and these Special Provisions.  Contract Documents The Contract Documents may be inspected and purchased at Trotter and Associates, Inc., 38 W Grand Ave, Suite 300, Fox Lake, IL 60020. Contact Heidi Patla at h.patla@trotter-inc.com to purchase the contract documents. Payment for Contract Documents is non-refundable and shall be payable to Trotter and Associates, Inc. in the form of cash, certified check or money order. No partial sets of specifications or drawings will be issued. The non–refundable cost for electronic copies of the plans and specifications is $50.00. Addenda will be issued only to plan holders. Bid Security Bidders will be required to provide Bid security equal to five (5) percent of the Bid in the form of a Bid Bond written by a company properly licensed in Illinois, a certified check or a cashier’s check. All bidders must be prequalified 003 “Producer Only”. The successful Bidder must also comply with all the provisions of the Davis-Bacon Act and all wages must comply with the Illinois Department of Labor Prevailing Wages for McHenry, Lake, Cook, and Kane Counties. Rejection of Bids The Township of Nunda Road District, in accordance with the Laws of the State of Illinois, hereby notifies all Bidders that the Township reserves the right to reject any and all Bids, to waive minor informalities or technicalities, to advertise for new bids, or to request confirmation or clarification from any bidder regarding information contained in a bid. The Township will affirmatively ensure that the contract entered into pursuant to this advertisement will be awarded to a responsible and responsive Bidder without discrimination on the grounds of race, color or national origin, but the Owner reserves the right to reject any or all Bids received and to waive formalities. Your Bid will be required to be submitted under a condition of irrevocability for a period of sixty (60) days after submission. Submittals Bids shall be received in a sealed envelope, addressed to Nunda Township Road District, 3518 Bay Road, Crystal Lake, IL 60012 , and marked in the lower left-hand corner EXACTLY as follows: BID: Nunda Township Road District 2026 Road Program

Village of Fox Lake – UV Replacement ORIGINAL ADVERTISED DATE: February 24 th , 2026 MANDATORY PRE-BID: 10:00 AM Tuesday, March 10 th , 2026 DUE DATE: 2:00 PM Wednesday, April 15 th , 2026 Project Contact: Elizabeth Heise, P.E. INVITATION TO BID The Village of Fox Lake (The Village) is requesting bids from contractors for the Village of Fox Lake - UV Replacement and additional work. The bid is due Wednesday April 15 th , 2026 at 2:00 PM at Fox Lake Village Hall Offices, 66 Thillen Drive, Fox Lake, IL 60020, in which the bids will then be open immediately after. Work Description The Village of Fox Lake (The Village) is requesting bids from contractors to: UV Disinfection (BLDG 65) - UV Disinfection System Replacement: The existing UV Disinfection system, located in the existing north chlorine contact tanks, will be demolished. The existing south chlorine contact tanks will be retrofit to install a new UV Disinfection system. A pre-engineered metal building will be constructed to protect the UV equipment. Tertiary Building (BLDG 60) - The existing Make-up Air Unit is to be removed and replaced while the existing ductwork remains in place. Tertiary Building (BLDG 60) - The roofing membrane and insulation will be removed and replaced. Odor Control (BLDG 92) – This building will provide power to the proposed UV disinfection system and pre-engineered metal building. Maintain operation of the existing UV disinfection system throughout construction and until the proposed UV disinfection system is operational. Mandatory Pre-Bid Meeting A mandatory pre-bid conference will be held on Tuesday, March 10 th , 2026 at 10:00 am. The location of the pre-bid was incorrect in the newspaper advertisement. It will be held at the Northwest Regional Water Reclamation Facility - 200 Industrial Drive, Fox Lake, IL 60020. This will be clarified in the first addendum. Contract Documents The Contract Documents will be available for inspection and purchase starting Wednesday, February 25 th , 2026, at: Trotter and Associates, Inc. 40W201 Wasco Rd. Suite D St. Charles, Illinois 60175 630/587–0470 Payment for Contract Documents is non–refundable and shall be payable to Trotter and Associates, Inc. in the form of cash, certified check or money order. No partial sets of specifications or drawings will be issued. The non–refundable cost for plans and specifications is $120.00 for a hard copy and $30.00 for an electronic copy. Addenda will be issued only to plan holders. Questions Questions regarding the project received by close of business on Wednesday, April 8 th , 2026, will be answered by addendum. Questions submitted after this deadline may not be answered prior to the close of the bidding period. All questions shall be submitted in writing to: e.heise@trotter-inc and i.hix@trotter-inc . Rejection of Bids The Owner expressly reserves the right to reject any or all bids or to accept the one which appears to be in the best interest of the Owner. The Owner expressly reserves the right to waive any informalities or technical irregularities in a bid if to do so is in the best interest of the Owner. See the Trotter Website for more information: https://www.trotter-inc.com/projects-for-bid

ORIGINAL ADVERTISED DATE: February 19, 2026 DUE DATE: March 11, 2026, at 2:00PM MANDATORY PRE-BID CONFERENCE: NONE PROJECT MANAGER: Steve Cieslica, P.E. INVITATION TO BID NOTICE is hereby given that the Village of Barrington Hills will receive sealed Bids until the 11th day of March 2026 at 2:00 p.m. local time at Trotter and Associates, Inc., 40W201 Wasco Road, Suite D, St. Charles, IL 60175 , at which time the Bids will be publicly opened and read aloud immediately following for the following project: VILLAGE OF BARRINGTON HILLS 2026 ROAD PROGRAM Work Description Provide all labor, services, equipment, materials, and all other items to complete Work necessary for hot-mix asphalt removal; placement of hot-mix asphalt leveling binder and surface course; roadway striping; roadway area striping; and restoration in accordance with the Plans, Standard Specifications and these Special Provisions. Contract Documents The Contract Documents may be inspected and purchased at Trotter and Associates, Inc., 38 W Grand Ave, Suite 300, Fox Lake, IL 60020. Contact Heidi Patla at h.patla@trotter-inc.com to purchase the contract documents. Payment for Contract Documents is non-refundable and shall be payable to Trotter and Associates, Inc. in the form of cash, certified check or money order. No partial sets of specifications or drawings will be issued. The non–refundable cost for electronic copies of the plans and specifications is $50.00. Addenda will be issued only to plan holders. Bid Security Bidders will be required to provide Bid security equal to five (5) percent of the Bid in the form of a Bid Bond written by a company properly licensed in Illinois, a certified check or a cashier’s check. The successful Bidder must also comply with all the provisions of the Davis-Bacon Act and all wages must comply with the Illinois Department of Labor Prevailing Wages for McHenry, Lake, Cook, and Kane Counties. Rejection of Bids The Village of Barrington Hills, in accordance with the Laws of the State of Illinois, hereby notifies all Bidders that the Village reserves the right to reject any and all Bids, to waive minor informalities or technicalities, to advertise for new bids, or to request confirmation or clarification from any bidder regarding information contained in a bid. The Village will affirmatively ensure that the contract entered into pursuant to this advertisement will be awarded to a responsible and responsive Bidder without discrimination on the grounds of race, color or national origin, but the Owner reserves the right to reject any or all Bids received and to waive formalities. Your Bid will be required to be submitted under a condition of irrevocability for a period of sixty (60) days after submission. Submittals Bids shall be received in a sealed envelope, addressed to Trotter and Associates, Inc. 40W201 Wasco Road, Suite D, St. Charles, IL 60175 , and marked in the lower left-hand corner EXACTLY as follows: BID: Village of Barrington Hills 2026 Road Program

City of Des Plaines – City Hall Electrical Rehabilitation ORIGINAL ADVERTISED DATE: February 16, 2026 OPTIONAL PRE-BID: 10:00 AM Tuesday, February 24, 2026 DUE DATE: 10:00 AM, Thursday March 5, 2026 Project Contact: Jose Chavez, P.E. INVITATION TO BID All bids will be received at the Office of the City Clerk, Room 602, 1420 Miner Street, Des Plaines, Illinois 60016 until: 10 a.m. Friday, March 5, 2026, at which time they will be publicly opened and read aloud in Room 101. Work Description Provide all labor, equipment, appurtenances, and materials necessary for the replacement of all switchgear at City Hall for three of the five existing electric services. New equipment shall include a new sequence-service switchboard, new 480V power panels, 208Y/120V lighting panels, transformers, distribution disconnects, and a supply/exhaust fan starter riser. New work shall also include an additional door in the main electrical room. Mandatory Pre-Bid Meeting A mandatory Pre-Bid Conference will held on Tuesday, February 24, 2026, at 10:00 AM at Des Plaines City hall Room 101, 1420 Miner Street, Des Plains, IL. Document Inspection and Procurement The Contract Documents may be downloaded directly from the City's Bids and Proposals website at https://www.desplainesil.gov/access-your-government/city-departments/finance-department/bids-and-proposals at no charge. Security Deposit and Bond Each Bidder’s Proposal shall be accompanied by a security deposit of at least five percent (5%) of the Bidder’s Price Proposal in the form of (1) a cashier’s check or certified check drawn on a solvent bank insured by the Federal Deposit Insurance Corporation and payable without condition to Owner; or (2) a Bid Bond in a form satisfactory to Owner from a surety company licensed to do business in the State of Illinois with a general rating of A– and a financial size category of Class X or better in Best’s Insurance Guide. The successful Bidder will be required to furnish a Performance Bond and a Labor and Material Payment Bond upon award of the Contract, each in the penal sum of the full amount of the Contract Price, on forms provided by, or otherwise acceptable to, Owner, from a surety company meeting the requirements set forth. Each Bidder’s Proposal must be accompanied by a letter from such a surety company stating that it will execute Bonds on forms provided by, or otherwise acceptable to, Owner, upon award of the Contract to the Bidder. Wage Rates The successful Bidder must also comply with all provisions of the Illinois Prevailing Wage Act. Rejection of Bids Owner reserves the right to accept the Bidder’s Proposal that is, in its judgment, best and most favorable to the interests of Owner and the public; to reject the low Price Proposal; to accept any item of any Bidder’s Proposal; to reject any and all Bidder’s Proposals; to accept and incorporate corrections, clarifications, or modifications following the opening of the Bidder’s Proposals when, in Owner’s opinion, doing so would not prejudice the bidding process or create any improper advantage to any Bidder; and to waive irregularities and informalities in the bidding process or in any Bidder’s Proposal submitted; provided, however, that the waiver of any prior defect or informality shall not be considered a waiver of any future or similar defects or informalities, and Bidders should not rely on or anticipate such waivers in submitting their Bidder’s Proposals.