USAspending.gov•SAM.gov

CARSTENSEN CONTRACTING INC

UEI VK9ECEET4GG5 · CAGE 6WDA0 · DELL RAPIDS, SD · Parent: CARSTENSEN CONTRACTING INC

Dated source observations

SAM: Active · expires 2027-06-02 · checked 2026-11-07

Exclusions: no active exclusion record matched this UEI · as of the 2026-11-06 extract

Requests SAM.gov registration data when a refresh is available. It updates this profile but does not create a verification record.

Classifications: corporate entity not tax exempt, other than small business, subchapter s corporation, us owned business

Registered address

800 E QUARTZITE ST
DELL RAPIDS, SD 57022

SAM registration data · checked 2026-11-07

Run an exclusion check Monitor this entity

Doing business with this entity? The check opens with UEI VK9ECEET4GG5 loaded and can seal a permanent verification record. Monitoring re-checks this UEI every morning, with three entities included free.

Federal footprint

Historical awards

$72.9M

USAspending · prime awards

Trailing 12 months

$72.9M

USAspending · obligations

Largest agency share

100%

Department of the Interior

NAICS codes

observed across awards

USAspending subawards

No dated subaward observation is available.

Name matches do not establish identity. Reported subaward coverage is partial.

Awarding agencies for this contractor

This contractor's observed prime award obligations by agency · USAspending.gov · as of 2026-09-27

Department of the Interior$72.9M · 100%

NAICS codes

237110$72.9M

water and sewer line and related structures construction

1 award observed

Largest prime awards· as of 2026-09-27

140R4026C0013 · Department of the Interior$72.9M