Opportunities at DOI
Department of the Interior
199
open solicitations
An updated list of all known open solicitations for the Department of the Interior. Browse active opportunities, response deadlines, and contract details sourced directly from SAM.gov.
Last Updated from SAM: October 26, 2026 at 5:05AM ET
Open Solicitations
Open federal contracting opportunities from Department of the Interior, posted on SAM.gov. These are projects and services an agency is seeking bids or information for, from early notices through full solicitations.
Showing 1–10 of 199 open solicitations for Department of the Interior
| Title | Type | NAICS | Location | Posted | Deadline |
|---|---|---|---|---|---|
SAF FRSP GEOTHERMAL HVAC SJDS
|
Solicitation |
 Plumbing, Heating, And Air-conditioning Contractors 238220 |
Virginia |
Sep 25, 2026 |
Oct 26, 2026 Closed |
|
Summary
Installation and maintenance of geothermal HVAC systems at historic site
|
|||||
Vessel Atlantic Ops Physical Inspections Draft RFP
|
Presolicitation |
 Deep Sea Passenger Transportation 483112 |
Anywhere | Sep 25, 2026 |
Oct 26, 2026 Closed |
|
Summary
Offshore Vessel Services for Atlantic Renewable Energy Facility Inspections
|
|||||
|
SAF FRSP GEOTHERMAL HVAC SJDS
|
Solicitation |
Plumbing, Heating, And Air-conditioning Contractors 238220 |
Virginia |
Sep 30, 2026 |
Oct 26, 2026 Closed |
|
Summary
Geothermal HVAC System Installation for National Park Service Facilities
|
|||||
|
SAF FRSP GEOTHERMAL HVAC SJDS
|
Solicitation |
Plumbing, Heating, And Air-conditioning Contractors 238220 |
Virginia |
Oct 19, 2026 |
Oct 26, 2026 Closed |
|
Summary
Geothermal HVAC System Installation for National Park Service Facilities
|
|||||
|
GWMP - ARHO BUNKER HVAC
|
Solicitation |
Plumbing, Heating, And Air-conditioning Contractors 238220 |
Anywhere | Oct 8, 2026 |
Oct 26, 2026 Closed |
|
Summary
HVAC System Repair Upgrade and Commissioning Services for Arlington House Bunker
|
|||||
Notice Regarding Dept. of the Interior, IBC, AQD to close contracts.
|
Special Notice |
 All Other Business Support Services 561499 |
Anywhere | Oct 13, 2026 |
Oct 26, 2026 Closed |
|
Summary
Department of the Interior contracts with Golden Eagle Outfitters Inc
|
|||||
Exclusive Use Fire Helicopter Flight Services, Sou
|
Combined Synopsis/Solicitation |
Nonscheduled Chartered Passenger Air Transportation 481211 |
Anywhere | Sep 24, 2026 |
Oct 26, 2026 Closed |
|
Summary
Exclusive Use Fire Helicopter Flight Services for US Department of Interior
|
|||||
|
Exclusive Use Helicopter Flight Services, Mesa Ver
|
Combined Synopsis/Solicitation |
Nonscheduled Chartered Passenger Air Transportation 481211 |
Anywhere | Sep 24, 2026 |
Oct 26, 2026 Closed |
|
Summary
Exclusive Use Helicopter Flight Services for Mesa Verde National Park Contract
|
|||||
|
Exclusive Use Helicopter Flight Services, Yellowst
|
Combined Synopsis/Solicitation |
Nonscheduled Chartered Passenger Air Transportation 481211 |
Anywhere | Sep 25, 2026 |
Oct 26, 2026 Closed |
|
Summary
Exclusive Use Helicopter Flight Services in Yellowstone National Park
|
|||||
|
Exclusive Use Helicopter Flight Services, Mesa Ver
|
Combined Synopsis/Solicitation |
Nonscheduled Chartered Passenger Air Transportation 481211 |
Anywhere | Oct 19, 2026 |
Oct 26, 2026 Closed |
|
Summary
Exclusive Use Helicopter Flight Services for Mesa Verde National Park
|
|||||
Expiring Contracts
Expiring Contracts (621)
Contracts from Department of the Interior that we believe have the best chance for a re-compete. Filtered to award types A, C, and D with values of $15K or more, ending between 3 months ago and 6 months from now.
Incumbent Vendor
DELAWARE TRIBE OF INDIANS
Contract Value
$164,701
Place of Performance
Warren, NJ
Sector
Public Administration
Description
Dewa 251562 - omr-south-tribal monitoring
End Date
Aug 31, 2026
Start Date
Mar 26, 2024
Incumbent Vendor
DELAWARE TRIBE OF INDIANS
Contract Value
$38,826
Place of Performance
King Of Prussia, PA
Sector
Public Administration
Description
Vafo 335245 tribal monitoring
End Date
Jul 31, 2026
Start Date
Nov 19, 2025
Incumbent Vendor
DIREKTORATET FOR ROMVIRKSOMHET
Contract Value
$168,000
Sector
Information
Description
Usgs landsat polar ground station services
End Date
Nov 14, 2026
Start Date
Nov 15, 2025
Incumbent Vendor
KAIZEN SOLUTIONS GROUP LLC
Contract Value
$415,720
Place of Performance
Denver, CO
Sector
Professional Services
Description
Onrr risk and vulnerability assessment (rva) contractor support
End Date
Nov 17, 2026
Start Date
Nov 18, 2024
Incumbent Vendor
TRULAND SURVEY LLC
Contract Value
$56,830
Place of Performance
Portland, OR
Sector
Professional Services
Description
Or div of lands harrington rnch svy
End Date
Dec 31, 2026
Start Date
Jan 20, 2026
Incumbent Vendor
DARKHORSE GEOSPATIAL LLC
Contract Value
$311,610
Place of Performance
Boise, ID
Sector
Professional Services
Description
Office of wildland fire (owf) wildland fire information and technology (wfit) data management program (dmp)
End Date
Sep 25, 2026
Start Date
Sep 26, 2025
Incumbent Vendor
AMERIGRO LANDSCAPE SERVICES, LLC
Contract Value
$248,798
Place of Performance
Sullivans Island, SC
Sector
Administrative Services
Description
Provide landscaping services for fort moultrie national historic site and the united states coast guard life saving station located on sullivan's island, south carolina and charles pinkney national historic site mt. pleasant, south carolina.
End Date
Jul 31, 2026
Start Date
Jul 14, 2025
Incumbent Vendor
LOMCO INC
Contract Value
$41,250
Place of Performance
Billings, MT
Sector
Real Estate
Description
Yell road oil distributor rental and equipment operator to for 2026.
End Date
Aug 31, 2026
Start Date
Jul 1, 2026
Incumbent Vendor
COLE KEVIN
Contract Value
$292,500
Place of Performance
Fallon, NV
Sector
Agriculture
Description
Blm wild horse and burro hoof trimming contract indian lakes off-range corral in fallon nv
End Date
Sep 14, 2026
Start Date
Sep 15, 2024
Incumbent Vendor
COASTAL CONSTRUCTION GROUP, LLC
Contract Value
$43,512,084
Place of Performance
Empire, MI
Sector
Construction (23)
Description
Slbe 318729 - rehabilitation of manitou islands, at sleeping bear dunes national lakeshore, mi
End Date
Dec 31, 2026
Start Date
Sep 26, 2024
Incumbent Vendor
VENTURE BUILDERS LLC
Contract Value
$244,000
Place of Performance
Lacombe, LA
Sector
Construction (23)
Description
Construction services ridge trail boardwalk replacement project
End Date
Dec 31, 2026
Start Date
Apr 20, 2026
Incumbent Vendor
JAMESON FAMILY RANCH LLC
Contract Value
$213,854
Place of Performance
Davis, OK
Sector
Agriculture
Description
Jameson family ranch - off-range pasture (orp) indefinite delivery indefinite quantity (idiq) task order (to)
End Date
Nov 30, 2026
Start Date
Nov 25, 2025
Recent Department of the Interior Winners
The vendors awarded the most by Department of the Interior from May 2026 – Oct 2026, ranked by obligated dollars each month. A vendor holding the top spot every month is an incumbent; gaps and movement are where the competition is.
| Vendor |
Oct 26 |
Sep 26 |
Aug 26 |
Jul 26 |
Jun 26 |
May 26 |
Total | Contracts |
|---|---|---|---|---|---|---|---|---|
|
G.s.e. Construction Company, Inc.
HQ: Livermore, California
|
· | · | · | · | · | 1 | $109.5M | 1 |
|
Kiewit Infrastructure West Co.
HQ: Fairfield, California
|
· | · | · | · | 1 | · | $103.3M | 1 |
|
HQ: Midland, Texas
|
· | · | · | · | 2 | · | $75.5M | 1 |
|
Carstensen Contracting Inc
HQ: Dell Rapids, South Dakota
|
· | 1 | · | · | · | · | $72.9M | 1 |
|
HQ: Framingham, Massachusetts
|
· | · | · | 1 | · | · | $69.5M | 1 |
|
HQ: Springfield, Oregon
|
· | · | · | · | · | 2 | $68.7M | 1 |
|
Bell Textron Inc
HQ: Fort Worth, Texas
|
· | · | · | 2 | · | · | $53.2M | 1 |
|
HQ: Fairfax, Virginia
|
· | · | · | · | · | 3 | $38.3M | 1 |
|
HQ: Pueblo, Colorado
|
· | 2 | · | · | · | · | $37.0M | 1 |
|
HQ: Brookfield, Massachusetts
|
· | · | · | · | · | 4 | $36.8M | 1 |
|
HQ: Lake Charles, Louisiana
|
· | 3 | · | · | · | · | $35.7M | 1 |
|
HQ: Fulton, Maryland
|
· | · | · | · | · | 5 | $30.6M | 19 |
|
Classic Site Solutions Inc
HQ: Wilbraham, Massachusetts
|
· | 4 | · | · | · | · | $26.1M | 4 |
|
HQ: Union Gap, Washington
|
· | · | · | · | · | 6 | $22.7M | 1 |
|
HQ: Weatherford, Texas
|
· | 5 | · | · | · | · | $22.0M | 81 |
|
HQ: Boise, Idaho
|
· | · | · | 3 | · | · | $21.0M | 1 |
|
HQ: Arlington, Virginia
|
· | · | 1 | · | · | · | $20.6M | 1 |
|
HQ: Washington, District Of Columbia
|
· | 10 | · | · | · | 8 | $18.2M | 2 |
|
Cbse2 Jv
HQ: San Diego, California
|
· | 6 | · | · | · | · | $18.0M | 1 |
|
HQ: Saint Louis, Missouri
|
· | · | · | · | · | 7 | $17.0M | 3 |
|
Olgoonik Oilfield Services, Llc
HQ: Anchorage, Alaska
|
· | 7 | · | · | · | · | $15.2M | 1 |
|
HQ: Scottsdale, Arizona
|
· | · | · | 4 | · | · | $11.8M | 1 |
|
HQ: Dover, Delaware
|
2 | · | · | 10 | · | · | $11.1M | 2 |
|
Pierce Manufacturing Inc
HQ: Appleton, Wisconsin
|
· | · | 2 | · | · | · | $10.8M | 15 |
|
HQ: San Juan, Puerto Rico
|
· | 8 | · | · | · | · | $10.2M | 2 |
|
Lacy Mechanical Inc
HQ: Boise, Idaho
|
· | · | 3 | · | · | · | $10.0M | 1 |
|
HQ: Essex Junction, Vermont
|
· | 9 | · | · | · | · | $9.8M | 2 |
|
HQ: Washington, District Of Columbia
|
· | · | 4 | · | · | · | $9.4M | 4 |
|
HQ: Beavercreek, Ohio
|
· | · | 5 | · | · | · | $9.0M | 3 |
|
HQ: Anchorage, Alaska
|
· | · | · | 5 | · | · | $8.8M | 1 |
|
HQ: Houston, Texas
|
· | · | · | 6 | · | · | $8.5M | 55 |
|
HQ: Layton, Utah
|
· | · | · | · | 3 | · | $8.3M | 1 |
|
HQ: Billings, Montana
|
· | · | · | 7 | · | · | $8.0M | 2 |
|
Orcom, A Division Of Ortega Companies, Inc
HQ: Los Lunas, New Mexico
|
· | · | · | · | · | 9 | $7.9M | 1 |
|
Hsg Park Joint Venture 3, Llc
HQ: Harvey, North Dakota
|
1 | · | · | · | · | · | $7.5M | 1 |
|
HQ: Reston, Virginia
|
· | · | · | 8 | · | · | $7.5M | 1 |
|
HQ: Helena, Montana
|
· | · | · | · | · | 10 | $7.4M | 1 |
|
HQ: Washington, District Of Columbia
|
· | · | 6 | · | · | · | $7.4M | 2 |
|
HQ: Saint Petersburg, Florida
|
· | · | 7 | · | · | · | $6.7M | 7 |
|
HQ: Arvada, Colorado
|
· | · | · | · | 4 | · | $6.6M | 18 |
|
HQ: Austin, Texas
|
· | · | 8 | · | · | · | $6.5M | 2 |
|
HQ: Midvale, Utah
|
· | · | · | 9 | · | · | $6.5M | 3 |
|
Js Livestock Inc
HQ: Terrebonne, Oregon
|
· | · | 9 | · | · | · | $6.0M | 1 |
|
HQ: Raleigh, North Carolina
|
· | · | 10 | · | · | · | $5.7M | 2 |
|
HQ: San Francisco, California
|
· | · | · | · | 5 | · | $4.5M | 1 |
|
HQ: Tulsa, Oklahoma
|
· | · | · | · | 6 | · | $3.4M | 22 |
|
HQ: Irving, Texas
|
· | · | · | · | 7 | · | $3.1M | 10 |
|
HQ: Suffolk, Virginia
|
· | · | · | · | 8 | · | $2.7M | 1 |
|
HQ: Springfield, Virginia
|
· | · | · | · | 9 | · | $2.7M | 1 |
|
HQ: Scottsdale, Arizona
|
· | · | · | · | 10 | · | $2.5M | 4 |
|
HQ: Manassas, Virginia
|
3 | · | · | · | · | · | $1.5M | 1 |
|
Jennings Phil D
HQ: Pauls Valley, Oklahoma
|
4 | · | · | · | · | · | $529K | 1 |
|
Potomac Electric Power Co
HQ: Washington, District Of Columbia
|
5 | · | · | · | · | · | $467K | 1 |
|
HQ: Baltimore, Maryland
|
6 | · | · | · | · | · | $431K | 1 |
|
HQ: Nephi, Utah
|
7 | · | · | · | · | · | $397K | 1 |
|
HQ: Missoula, Montana
|
8 | · | · | · | · | · | $293K | 1 |
|
Les Sweeting
HQ: Fillmore, Utah
|
9 | · | · | · | · | · | $207K | 1 |
|
Dynamite Water Llc
HQ: Scottsdale, Arizona
|
10 | · | · | · | · | · | $199K | 1 |
Each cell is that vendor's rank for the month; a dot means they weren't in that month's top ten. Hover a rank for the month's dollars and contract count.
Looking for all past DOI work? See every DOI monthly report →