Federal agency contract profile
Department of the Interior: Federal Contract Spending & Top Vendors
Data through 2026-10-26 · FY2027 to date
- Obligations, FY2027 to date
- $53.3M
- Contract awards
- 701
- Average award size
- $76K
- vs. prior full fiscal year
- 99.2% decline
| Item | Obligations |
|---|---|
| FY22 | $6.5B |
| FY23 | $7.6B |
| FY24 | $8.1B |
| FY25 | $6.6B |
| FY26 | $6.8B |
| FY27 | $53.3M |
Obligations fell 99.2% year over year, from $6.8B in FY2026 to $53.3M in FY2027 to date.
The Department of the Interior obligated $53.3M in FY2027 to date. The Department of the Interior processed 701 awards so far this fiscal year, with an average award size of $76K. The Department of the Interior's obligations are down 99.2% year over year, a sharp drop compared with prior fiscal years that reported multibillion-dollar totals. The Department of the Interior obligated $6.8B in FY26, $6.6B in FY25, $8.1B in FY24, $7.6B in FY23, and $6.5B in FY22. The Department of the Interior's spending in FY2027 to date concentrates in a few categories, led by Other Heavy and Civil Engineering Construction at $20.3M and Computer Systems Design Services at $9.3M. The Department of the Interior's top contractors for FY2027 to date include NW CONSTRUCTION, INC with $11.7M and MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC. with $7.9M. The Department of the Interior's current-year totals are partial because figures are contract obligations and fiscal year totals are still in progress.
How does FY2027 to date compare with recent years?
The Department of the Interior obligated $53.3M in FY2027 to date, compared with $6.8B in FY26 and $8.1B in FY24. The Department of the Interior's obligations are down 99.2% year over year. The Department of the Interior recorded 701 awards so far in FY2027, with an average award size of $76K.
| Item | Obligations |
|---|---|
| Other Heavy and Civil Engineering Construction | $20.3M |
| Computer Systems Design Services | $9.3M |
| Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | $5.3M |
| Support Activities for Forestry | $4.9M |
| Nonscheduled Chartered Passenger Air Transportation | $4.8M |
| Facilities Support Services | $2.1M |
| Nonscheduled Chartered Freight Air Transportation | $2M |
| Environmental Consulting Services | $1.9M |
| Software Publishers | $1.1M |
| Support Activities for Animal Production | $844K |
Other Heavy and Civil Engineering Construction was Interior's largest contract category, with $20.3M obligated (38.2% of contract spending).
Where is Interior spending concentrated this fiscal year?
Other Heavy and Civil Engineering Construction leads Interior spending at $20.3M, followed by Computer Systems Design Services at $9.3M and Research and Development in the Physical, Engineering, and Life Sciences at $5.3M. The Department of the Interior also obligated funds for Support Activities for Forestry ($4.9M), Nonscheduled Chartered Passenger Air Transportation ($4.8M), and Facilities Support Services ($2.1M).
| Item | Obligations |
|---|---|
| NW CONSTRUCTION, INC | $11.7M |
| MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC. | $7.9M |
| HSG PARK JOINT VENTURE 3, LLC | $7.5M |
| BRIDGER AEROSPACE GROUP, LLC | $5.2M |
| VANTOR SERVICES INC. | $4.4M |
| HENRYS AERIAL SERVICE INC | $2.6M |
| AERO SPRAY INC | $2.3M |
| DIDLAKE INC | $1.5M |
| TIMBERLINE HELICOPTERS INC | $1.2M |
| KOKOSING CONSTRUCTION COMPANY, INC. | $1.1M |
NW CONSTRUCTION, INC led all Interior contractors with $11.7M, 21.9% of obligations.
| Rank | Vendor | Obligations |
|---|---|---|
| 1 | NW CONSTRUCTION, INC | $11.7M |
| 2 | MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC. | $7.9M |
| 3 | HSG PARK JOINT VENTURE 3, LLC | $7.5M |
| 4 | BRIDGER AEROSPACE GROUP, LLC | $5.2M |
| 5 | VANTOR SERVICES INC. | $4.4M |
| 6 | HENRYS AERIAL SERVICE INC | $2.6M |
| 7 | AERO SPRAY INC | $2.3M |
| 8 | DIDLAKE INC | $1.5M |
| 9 | TIMBERLINE HELICOPTERS INC | $1.2M |
| 10 | KOKOSING CONSTRUCTION COMPANY, INC. | $1.1M |
| Rank | Recipient | Award Amount |
|---|---|---|
| 1 | GUIDEHOUSE INC. | $450M |
| 2 | NW CONSTRUCTION, INC | $269M |
| 3 | KIEWIT INFRASTRUCTURE WEST CO. | $218M |
| 4 | MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC. | $74.8M |
| 5 | VERIZON BUSINESS NETWORK SERVICES LLC | $54.7M |
| 6 | HARTMAN-WALSH PAINTING COMPANY | $37.7M |
| 7 | MEDVOLT - ROUNDHOUSE JV | $34.4M |
| 8 | HARTMAN-WALSH PAINTING COMPANY | $20.2M |
| 9 | AERO SPRAY INC | $19.4M |
| 10 | KOKOSING CONSTRUCTION COMPANY, INC. | $16.2M |
| 11 | HENRYS AERIAL SERVICE INC | $15.5M |
| 12 | ISENPAI LLC | $12.9M |
| 13 | PHOENIX AIR GROUP, INC. | $12.5M |
| 14 | MAGELLAN FEDERAL, INC. | $10.4M |
| 15 | CHICKASAW HEALTH CONSULTING, LLC | $10M |
| 16 | HENDALL INC | $10M |
| 17 | AMERICAN FORESTS | $9.6M |
| 18 | GLOBAL CONNECTIONS TO EMPLOYMENT, INC. | $9.6M |
| 19 | RJS CONSTRUCTION INC | $8.4M |
| 20 | WATERFLEET, LLC | $8M |
| 21 | WESTERN PILOT SERVICE INC | $7.9M |
| 22 | WCA CONSTRUCTION, LLC | $7.9M |
| 23 | FLETCHER FLYING SERVICE INC | $7.6M |
| 24 | TEKSYNAP CORPORATION | $7.6M |
| 25 | HSG PARK JOINT VENTURE 3, LLC | $7.5M |
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Frequently asked questions
How much does Department of the Interior spend on contracts?
The Department of the Interior obligated $53.3M in contracts in FY2027 to date. The Department of the Interior recorded 701 awards this fiscal year to date and the average award size was $76K. The Department of the Interior's obligations are down 99.2% year over year. The Department of the Interior's prior fiscal year totals were $6.8B in FY26, $6.6B in FY25, $8.1B in FY24, $7.6B in FY23, and $6.5B in FY22.
What does Interior buy?
The Department of the Interior buys construction, IT, research, forestry support, and air transport services. The Department of the Interior's top NAICS categories in FY2027 to date are Other Heavy and Civil Engineering Construction ($20.3M), Computer Systems Design Services ($9.3M), Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) ($5.3M), Support Activities for Forestry ($4.9M), and Nonscheduled Chartered Passenger Air Transportation ($4.8M). The Department of the Interior also obligated funds for Facilities Support Services ($2.1M), Nonscheduled Chartered Freight Air Transportation ($2M), Environmental Consulting Services ($1.9M), Software Publishers ($1.1M), and Support Activities for Animal Production ($844K).
Who are Interior's largest contractors?
The Department of the Interior's largest contractors in FY2027 to date are NW CONSTRUCTION, INC ($11.7M), MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC. ($7.9M), and HSG PARK JOINT VENTURE 3, LLC ($7.5M). The Department of the Interior also obligated funds to BRIDGER AEROSPACE GROUP, LLC ($5.2M), VANTOR SERVICES INC. ($4.4M), HENRYS AERIAL SERVICE INC ($2.6M), AERO SPRAY INC ($2.3M), DIDLAKE INC ($1.5M), TIMBERLINE HELICOPTERS INC ($1.2M), and KOKOSING CONSTRUCTION COMPANY, INC. ($1.1M).
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