Federal contractor profile

CARSTENSEN CONTRACTING INC

UEI VK9ECEET4GG5CAGE 6WDA0Company website ↗

Active

Overview

Legal name: CARSTENSEN CONTRACTING INC
Registered location: DELL RAPIDS, SD, USA
Website: Company website ↗
Primary NAICS: 237110 — Water and Sewer Line and Related Structures Construction
Latest award activity: Sep 4, 2026

Read company summary

CARSTENSEN CONTRACTING INC is associated with UEI VK9ECEET4GG5 and CAGE 6WDA0 in public federal records. AcornBids currently links 1 prime award totaling $72.9M in obligations to this entity. Its largest recorded federal customer by obligations is Department of the Interior. Its recorded federal awards include work classified as Water and Sewer Line and Related Structures Construction. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 237110 (Water and Sewer Line and Related Structures Construction). Its public SAM.gov registration lists DELL RAPIDS, SD, USA.

At a glance

Lifetime prime obligations$72.9M

Prime awards1

Awards with future end dates1

Top-agency concentration100.0%

Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Sep 28, 2026. Refresh pending; these totals may be out of date.

Business information

Public SAM.gov registration details.

Legal name: CARSTENSEN CONTRACTING INC
UEI: VK9ECEET4GG5
CAGE: 6WDA0
Registered address: 800 E QUARTZITE ST, DELL RAPIDS, SD, 57022, USA
Registration status: Active
Primary NAICS: 237110 — Water and Sewer Line and Related Structures Construction
SAM activation: Jun 4, 2026
Initial registration: May 14, 2013
Entity start: Oct 5, 1995
SAM updated: Jun 4, 2026
Registration expires: Jun 2, 2027
Fiscal year end: Dec 31
Place of incorporation: MN, USA

View SAM.gov source

Federal award analysis

Net transaction obligations by federal fiscal period.

Transaction history is not available in the loaded data. Annual funding is not estimated from current award totals.

Recent federal awards

Prime contract awards. Select an award to review its history and source evidence.

Award / description	Awarding agency	Obligations	Start date	End date
140R4026C0013NGWSP BLOCK 2-3 PIPELINE	Department of the Interior	$72.9M	Sep 4, 2026	Aug 2, 2028

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Upcoming positioning windows

Modeled recompete windows are estimates, not announced solicitations or guarantees.

NGWSP BLOCK 2-3 PIPELINE

Department of the Interior$72.9M obligationsEnds Aug 2, 202860% recompete estimate

Registration, certifications & contacts

Registration evidence	Date
SAM updated	Jun 4, 2026
Source loaded	Sep 26, 2026
Initial registration	May 14, 2013
Entity start	Oct 5, 1995

Industry	Reported size status
237110 — Water and Sewer Line and Related Structures Construction	Not reported
237990 — Other Heavy and Civil Engineering Construction	Not reported
238110 — Poured Concrete Foundation and Structure Contractors	Not reported
238910 — Site Preparation Contractors	Not reported

Contact	Role	Published contact methods	Evidence	Source date
MICHAEL BARKLEY	Government business	Contact method not published	SAM registration	Not available
MARK PETERSON	Electronic business	Contact method not published	SAM registration	Not available

Registered industries

237110 — Water and Sewer Line and Related Structures Construction
237990 — Other Heavy and Civil Engineering Construction
238110 — Poured Concrete Foundation and Structure Contractors
238910 — Site Preparation Contractors

Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source