Diamond Construction, Inc.
Diamond Construction, Inc. is a small business in Helena, MT registered on SAM.gov to bid on federal contracts. It has won about $1 million in federal prime contracts since fiscal year 2024, according to USAspending.gov.
- UEI
- CNLCDJHKJB71
- CAGE code
- 1BEK8
- SAM.gov registration
- Active
Registration details
| Legal business name | Diamond Construction, Inc. |
|---|---|
| Unique Entity ID (UEI) | CNLCDJHKJB71 |
| CAGE code | 1BEK8 |
| Location | Helena, MT |
| SAM.gov registration | Active through Feb 18, 2027 |
| Business started | 1985 |
| Primary NAICS code | 236220: Commercial and Institutional Building Construction |
Certifications and business types
- Veteran-owned (self-reported in SAM.gov)
SBA certifications let a business compete for set-aside contracts. See set-aside contracts explained.
Federal contract history
USAspending.gov shows no federal prime contracts for this UEI in the last five years. Many small businesses start as subcontractors to larger firms; see how to become a government subcontractor.
NAICS codes Diamond Construction, Inc. is small under
On its SAM.gov registration, Diamond Construction, Inc. meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
Open contracts in Diamond Construction, Inc.'s NAICS codes
305 open federal opportunities on SAM.gov use a NAICS code Diamond Construction, Inc. is small under. These are due soonest.
- Army Family Housing (AFH) Maintenance Services
Due in 2 daysOct 12, 2026
- Y1DA | 521-24-102 | Renovate Wards 2K and 2B for Optometry/Ophthalmology Clinical Use
Due in 2 daysOct 12, 2026
- Loleta Water System Upgrades
✦ The U.S. Forest Service is asking for quotes to upgrade the water system at the Loleta Recreation Area in Marienville, PA: new water pipe, spigots, valves, concrete work, a well…
Due in 2 daysOct 12, 2026
- 658-19-103 RENOVATE SURGICAL SUITE PHASE II
Due in 2 daysOct 12, 2026
- Security Passthrough Window Construction and Installation
Due in 3 daysOct 13, 2026
Similar small businesses
Other small businesses with the same primary NAICS code (236220) that have won federal contracts, starting with Montana:
- S & K Design Build LLC, Saint Ignatius, MT
- James Talcott Construction, Inc., Great Falls, MT
- Aics-Langlas, JV., LLC., Billings, MT
- Rehbein Enterprises Inc, Plains, MT
- Sirius Construction, Inc., Missoula, MT
- Lapke Construction, LLC., Simms, MT
Frequently asked questions
What is Diamond Construction, Inc.'s CAGE code?
Diamond Construction, Inc.'s CAGE code is 1BEK8. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Diamond Construction, Inc.'s UEI?
Diamond Construction, Inc.'s Unique Entity ID (UEI) is CNLCDJHKJB71. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Diamond Construction, Inc.'s SAM.gov registration active?
Yes, as of the latest SAM.gov public data, Diamond Construction, Inc.'s registration is active through feb 18, 2027. Registrations are renewed every year.
Is Diamond Construction, Inc. a small business?
Diamond Construction, Inc. is registered on SAM.gov as small under 4 NAICS codes, including its primary code, 236220. Size is set per NAICS code, so a business can be small for some contracts and not others.
Keep going
- Look up another business's CAGE code or UEI
- Check a SAM.gov registration's status
- How to become a government subcontractor
Registration details come from SAM.gov's public entity extract and contract figures from USAspending.gov. Contact names and street addresses are left out. To change these details, update the registration on SAM.gov. To ask us to remove this page, email hello@fedready.us.