Engineering bids in Illinois
Updated every morning. Last checked September 30, 2026.
Open bids, closest matches first
27-557tha-Engco-B-53910
27-557tha-Engco-B-53908
27-557tha-Engco-B-53980
27-557tha-Engco-B-53914
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Get my free alert26-557tha-Engco-B-52137
27-557tha-Engco-B-53953
27-557tha-Engco-B-53950
27-557tha-Engco-B-53912
27-557tha-Engco-B-53978
27-557tha-Engco-B-54025
27-557tha-Engco-B-53429
27-557tha-Engco-B-53753
27-557tha-Engco-B-53913
27-557tha-Engco-B-54180
27-557tha-Engrd-B-54100
27-557tha-Engco-B-53911
27-557tha-Engco-B-53909
27-557tha-Engco-B-53952
27-557tha-Engco-B-53505
How to register to bid in Illinois
- Where to register
- BidBuy (Illinois eProcurement), plus the Illinois Procurement Gateway (IPG)
- Cost to register
- Free for IPG (\"There is no cost to vendors to register in the IPG\"). No BidBuy fee is mentioned in the official vendor manual; not explicitly confirmed.
- Where Illinois posts bids
- www.bidbuy.illinois.gov
- Go to bidbuy.illinois.gov/bso and choose the option to register.
- Work through the sections the vendor manual describes: Company Information, Administrator Information, Addresses, Terms, Categories & Certifications, and Commodity/Service Codes. Fields marked with an asterisk are required. You can save and come back later. The session times out after 15 minutes without activity.
- Choose NIGP codes. BidBuy uses them to match you to bid notices.
- Review the summary and finish. You'll get an email confirming your registration.
- Register in the IPG (ipg.illinois.gov) and complete the IPG Active Registered Vendor Disclosure.
- If they apply to you, get your IDHR Eligibility Number and State Board of Elections certificate before you bid.
What to have ready
- FEIN/EIN, legal name and W-9 details
- Registration with the Illinois Secretary of State as an entity in good standing. This is required before you bid, except for sole proprietors.
- An IDHR Eligibility Number, which you get by filing the Employer Report Form (PC-1) with the Illinois Department of Human Rights
- A State Board of Elections registration certificate, if your bids across all Illinois agencies will total more than $50,000 in a year
- NIGP commodity codes for what you sell
- Business classification details such as federal tax status, firm type, number of employees and veteran status
- Addresses, an administrator contact (your email becomes your login ID), and shipping/delivery terms
Read the full Illinois registration guide →
Federal bids in Illinois also need an active SAM.gov registration. How to register in SAM.gov
Common questions
Are there engineering bids open in Illinois right now?
Yes. There are 24 open engineering bids in Illinois right now, from federal, state and local buyers. New ones are added every morning.
How do I get new engineering bids in Illinois by email?
Set up a free FindMyBids alert with your trade and state. It takes under a minute and needs no credit card.
What do I need to bid on Illinois engineering contracts?
For state bids, register with BidBuy (Illinois eProcurement), plus the Illinois Procurement Gateway (IPG) (Free for IPG (\"There is no cost to vendors to register in the IPG\"). No BidBuy fee is mentioned in the official vendor manual; not explicitly confirmed.). For federal bids, register in SAM.gov (free). Many bids also ask for specific licenses, insurance limits or bonds; FindMyBids' readiness check flags those before you bid.