What types of construction projects does the Department of the Interior frequently solicit?

The DOI frequently issues solicitations for heavy civil construction, including water lift station repairs, pipeline installation, and historical site restoration, often managed by the Bureau of Reclamation and National Park Service.

How can small businesses compete for DOI concession opportunities?

Concession opportunities, such as riverway shuttle services or retail operations in national parks, are often awarded through specific prospectus solicitations that prioritize operational experience and environmental stewardship.

Are there specific certifications that benefit vendors working with the DOI?

Vendors with specialized environmental surveying capabilities or those meeting set-asides for construction-related NAICS codes, such as 236220 and 237990, are highly competitive for infrastructure and land maintenance contracts.

Federal Agency

DEPARTMENT OF THE INTERIOR

10,000 solicitations and awards indexed. Spanning 12 sub-agencies and 120 contracting offices.

Federal hierarchy navigation10,000 solicitations12 sub-agencies120 officesTop NAICS 238220

Solicitations

10K

Federal records indexed

Sub-Agencies

Hierarchy branches

Offices

120

Contracting offices

Top NAICS

238220

1,041 opp

About

Mission, scope, and contracting profile of DEPARTMENT OF THE INTERIOR.

The Department of the Interior procures specialized construction, engineering, and land management services to support the infrastructure and conservation missions of the National Park Service, Bureau of Reclamation, and Bureau of Land Management. Vendors compete for projects ranging from water infrastructure repairs and pipeline construction to concession-based recreational services and environmental surveying.

Opportunity activity heatmap (2024-present)

Monthly posted opportunity volume from 2024 onward. Darker = more indexed records.

Count-basedPeak month: 2,1842024-2026

2024

2025

2026

This view uses monthly opportunity counts from the public dataset. Monthly obligation dollars are not available on these pages.

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DEPARTMENT OF THE INTERIOR contracting FAQ

Common questions about doing business with DEPARTMENT OF THE INTERIOR, navigating its hierarchy, and tracking solicitations.