Welfl Construction Corp
Welfl Construction Corp is a small business in Yankton, SD registered on SAM.gov to bid on federal contracts. It has won about $415,454 in federal prime contracts since fiscal year 2024, according to USAspending.gov.
- UEI
- KC6RN3ANHJH5
- CAGE code
- 0LW30
- SAM.gov registration
- Active
Registration details
| Legal business name | Welfl Construction Corp |
|---|---|
| Unique Entity ID (UEI) | KC6RN3ANHJH5 |
| CAGE code | 0LW30 |
| Location | Yankton, SD |
| SAM.gov registration | Active through Sep 18, 2027 |
| Business started | 1953 |
| Primary NAICS code | 236220: Commercial and Institutional Building Construction |
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 Welfl Construction Corp is small under
On its SAM.gov registration, Welfl Construction Corp meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
Open contracts in Welfl Construction Corp's NAICS codes
312 open federal opportunities on SAM.gov use a NAICS code Welfl Construction Corp is small under. These are due soonest.
- NEW Elevator Full Service Contract BASE PLUS 4 OPTION YEARS FHCC VAMC, NORTH CHICAGO IL
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 South Dakota:
- Lacreek Development Corp, Martin, SD
- Tatco LLC, Caputa, SD
- Complete Concrete, Inc., Rapid City, SD
- Doug Obryan Contracting Inc, Martin, SD
- Sharpe Enterprises Inc, Pierre, SD
- First Dakota Enterprises, Inc., Fort Pierre, SD
Frequently asked questions
What is Welfl Construction Corp's CAGE code?
Welfl Construction Corp's CAGE code is 0LW30. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Welfl Construction Corp's UEI?
Welfl Construction Corp's Unique Entity ID (UEI) is KC6RN3ANHJH5. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Welfl Construction Corp's SAM.gov registration active?
Yes, as of the latest SAM.gov public data, Welfl Construction Corp's registration is active through sep 18, 2027. Registrations are renewed every year.
Is Welfl Construction Corp a small business?
Welfl Construction Corp is registered on SAM.gov as small under 6 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.