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Subcontractors

The trades are an integral part of every project. You're the front line; the people making it happen. We value our subcontractors' expertise from the earliest stages of planning. As team members, we emphasize communication, transparency, and fairness.

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Bidding

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    Client
    Portage Public Schools - Lake Center Elementary Lighting & Controls Replacement

    Project consists of lighting and controls replacement for Portage…

    May. 27, 2025 bid details
    Grand Rapids Public Museum Elevator Tower Addition PH1

    2-Cab Elevator Tower Addition…

    City of Grand Rapids Jul. 8, 2025 bid details
    BERRIEN COUNTY HEALTH DEPARTMENT ( SOUTH ) RENOVATION

    Project will consist of renovation for the Berrien County Health …

    Jul. 9, 2025 bid details
    Western Michigan Center for Ad

    RENOVATION OF EXISTING MMR INTO A STATE-OF-THE-ART IMMERSIVE VR E…

    Jul. 14, 2025 bid details
    Comstock Park Public Schools District Security Improvements

    FAXED, EMAILED OR UPLOADED TO BUILDING CONNECTED BIDS WILL NOT BE…

    Comstock Park Public Schools Jul. 17, 2025 bid details
    Portage Public Schools - Lake Center Elementary Lighting & Controls Replacement

    Project consists of lighting and controls replacement for Portage…

    Bids Due: May. 27, 2025

    Grand Rapids Public Museum Elevator Tower Addition PH1

    2-Cab Elevator Tower Addition…

    Bids Due: Jul. 8, 2025

    BERRIEN COUNTY HEALTH DEPARTMENT ( SOUTH ) RENOVATION

    Project will consist of renovation for the Berrien County Health …

    Bids Due: Jul. 9, 2025

    Western Michigan Center for Ad

    RENOVATION OF EXISTING MMR INTO A STATE-OF-THE-ART IMMERSIVE VR E…

    Bids Due: Jul. 14, 2025

    Comstock Park Public Schools District Security Improvements

    FAXED, EMAILED OR UPLOADED TO BUILDING CONNECTED BIDS WILL NOT BE…

    Bids Due: Jul. 17, 2025

  • BIDDER REGISTRATION

    Sign up for a free account and select all applicable Work Categories, to ensure you receive invitations to bid.

    Client
    Procurement of and Assembly of Portable Chiller Plants on Skid Flatbed Trailers

    Project consists of providing and setup of two Portable Chiller P…

    Collier County Aug. 17, 2022 bid details
    McGregor Boulevard - Brick Paver Improvement Project

    This project is for the City of Fort Myers, McGregor Boulevard Br…

    City of Fort Myers Feb. 28, 2024 bid details
    Procurement of and Assembly of Portable Chiller Plants on Skid Flatbed Trailers

    Project consists of providing and setup of two Portable Chiller P…

    Bids Due: Aug. 17, 2022

    McGregor Boulevard - Brick Paver Improvement Project

    This project is for the City of Fort Myers, McGregor Boulevard Br…

    Bids Due: Feb. 28, 2024

  • BIDDER REGISTRATION

    Sign up for a free account and select all applicable Work Categories, to ensure you receive invitations to bid.

    Client
    Marine Diving Solutions

    This project is confidential - please do not share the drawings.…

    Marine Diving Solutions Sep. 10, 2024 bid details
    Flatrock Regional Training Center

    Adams County, Colorado is requesting proposals from qualified, pr…

    Adams County Jun. 18, 2025 bid details
    Marine Diving Solutions

    This project is confidential - please do not share the drawings.…

    Bids Due: Sep. 10, 2024

    Flatrock Regional Training Center

    Adams County, Colorado is requesting proposals from qualified, pr…

    Bids Due: Jun. 18, 2025

  • resources for

    Project Management

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    resources for

    Project Management

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    resources for

    Project Management

    Online project management tool.

In my role, I’m involved pretty early on in the process with the owners and the architects, and a lot of times with contractors, just bouncing ideas off of their expertise, in order to get pricing to accurately formulate a budget.

Abel Natali
Chief Estimator, O‑A‑K Florida