Diamond Construction Company — Contractor in Quincy, IL

About this contractor

License type: OSHA_Establishment
License #: OSHA-df2b9947b3f350
Classification: Oil field road construction
Service area: Quincy, IL 62305

Information sourced from public state license records — not yet verified by the business owner. Always confirm credentials before hiring.

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Verify Diamond Construction Company before you hire

Check license #OSHA-df2b9947b3f350 on the Illinois IDFPR lookup and the BBB the day you hire; status can change after Bidroom's last import (2026-05-02).

Frequently asked about Diamond Construction Company

What does Diamond Construction Company do?

Diamond Construction Company is a contractor based in Quincy, Illinois. Their license classification is Oil field road construction.

Is Diamond Construction Company licensed?

Yes. Diamond Construction Company holds Illinois IDFPR license #OSHA-df2b9947b3f350. Verify the current status on Illinois IDFPR before hiring.

Where is Diamond Construction Company located?

Diamond Construction Company is based in Quincy, IL 62305.

How do I contact Diamond Construction Company?

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How do I get a quote from Diamond Construction Company?

The fastest way is to post your project on Bidroom — Diamond Construction Company and up to 2 other verified contractors in Quincy can bid on it, and every quote includes itemized pricing + a written scope of work.

Is Diamond Construction Company verified on Bidroom?

Not yet. This listing was created from public Illinois license records but hasn't been claimed by the owner. The license info above is from official records, but the business hasn't confirmed its services, hours, or current availability with us yet.