Port Madison Construction Corporation
Port Madison Construction Corporation is a small business in Poulsbo, WA registered on SAM.gov to bid on federal contracts. It has won about $84.6 million in federal prime contracts since fiscal year 2024, according to USAspending.gov.
- UEI
- ZSWBKTG6MLD4
- CAGE code
- 8DNP8
- SAM.gov registration
- Active
Registration details
| Legal business name | Port Madison Construction Corporation |
|---|---|
| Unique Entity ID (UEI) | ZSWBKTG6MLD4 |
| CAGE code | 8DNP8 |
| Location | Poulsbo, WA |
| SAM.gov registration | Active through Dec 12, 2026 |
| Business started | 2019 |
| Primary NAICS code | 237990: Other Heavy and Civil Engineering Construction |
| Website | www.portmadisonconstruction.com |
Certifications and business types
- SBA 8(a) program participant
- SBA HUBZone certified
- Minority-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 Port Madison Construction Corporation is small under
On its SAM.gov registration, Port Madison Construction Corporation meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
- 237990 Other Heavy and Civil Engineering Construction
Open contracts in Port Madison Construction Corporation's NAICS codes
200 open federal opportunities on SAM.gov use a NAICS code Port Madison Construction Corporation is small under. These are due soonest.
- Notice of Intent to Consolidate
Due in 2 daysOct 12, 2026
- O¿Donnell Dam Stabilization and Erosion Control
Due in 3 daysOct 12, 2026
- Mary Rhodes Pump Station: Emergency Streambank Erosion Protection
✦ The U.S. Army Corps of Engineers Galveston District is asking industry whether it can protect the Mary Rhodes Pump Station in Bay City, TX from Lower Colorado River bank erosion.
Due in 3 daysOct 13, 2026
- Repair Aids to Navigation (ATON) - Southern Area of USCG District Northeast
✦ The U.S. Coast Guard (Northeast District) wants a contractor to repair, replace or demolish seven aids-to-navigation structures (lights and towers) in New York, Connecticut and…
Due in 3 daysOct 13, 2026
- Chief Joseph Dam (CJD) Intake Concrete Stairs Repair
✦ The Army Corps of Engineers (Seattle District) is doing market research for repairing the concrete stair landings at the intake of Chief Joseph Dam in Bridgeport, WA. This is a…
Due in 3 daysOct 13, 2026
Similar small businesses
Other small businesses with the same primary NAICS code (237990) that have won federal contracts, starting with Washington:
- Sealaska Constructors LLC, Seattle, WA
- Northbank Civil and Marine, LLC, Vancouver, WA
- Knight Const. & Supply, Inc, Deer Park, WA
- Jr Merit, Inc., Vancouver, WA
- Duwamish-Pacific Joint Venture, Seattle, WA
- Port Madison Enterprises Construction Corporation, Poulsbo, WA
Frequently asked questions
What is Port Madison Construction Corporation's CAGE code?
Port Madison Construction Corporation's CAGE code is 8DNP8. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Port Madison Construction Corporation's UEI?
Port Madison Construction Corporation's Unique Entity ID (UEI) is ZSWBKTG6MLD4. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Port Madison Construction Corporation's SAM.gov registration active?
Yes, as of the latest SAM.gov public data, Port Madison Construction Corporation's registration is active through dec 12, 2026. Registrations are renewed every year.
Is Port Madison Construction Corporation a small business?
Port Madison Construction Corporation is registered on SAM.gov as small under 1 NAICS code, including its primary code, 237990. 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.