Northwestern Corp
Sioux Falls, SD Doing business as Northwestern Energy Part of Northwestern Energy Group, Inc.
- UEI
- RU11RTPUW9R1
- CAGE
- 32CZ9
- Primary NAICS
- 221122 Electric Power Distribution
- SAM.gov registration
- Active through
Company facts
- FY2025 rankings
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Its parent company, Northwestern Energy Group, Inc., ranks:
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Other NAICS codes in SAM.gov
- Corporate family
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-
Parent
Sioux Falls, SD
MQGHAGCH7A43
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- F2KCESBN9FN1
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Parent
Sioux Falls, SD
MQGHAGCH7A43
- SAM.gov registration date
- Physical address
- 3010 W 69th St, Sioux Falls, SD 57108, USA
- Website
- northwesternenergy.com
- Founded
- 1912
- Employees
- 1K-5K
- Estimated annual revenue
- $1B-$10B
- Industry
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- Utilities
- SIC code
- 49 Electric, Gas, & Sanitary Services
- Profiles
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $11,000 |
| FY2026 | $4,405,347 |
| FY2025 | $4,618,950 |
| FY2024 | $3,459,295 |
| FY2023 | $4,039,502 |
Top agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Health and Human Services | $3,901,274 | |
| 2 | Department of the Interior | $282,251 | |
| 3 | Department of Justice | $232,823 |
Contract awards
Latest 5 listed here. See the rest on GovTribe.
Grant subawards
| Prime recipient | Prime award | Amount | Awarded |
|---|---|---|---|
| Montana Department Of Environmental Quality | DEGD0000027 | $209,279 | |
| Montana Department Of Environmental Quality | DEGD0000027 | $187,930 | |
| Montana Department Of Environmental Quality | DEGD0000027 | $80,298 | |
| Montana Department Of Environmental Quality | DEGD0000027 | $172,053 |
Similar vendors
| Vendor | Location | Primary NAICS |
|---|---|---|
| Lower Valley Energy, Inc. | Afton, WY | 221122 Electric Power Distribution |
| Avista Corporation | Spokane, WA | 221122 Electric Power Distribution |
| Xcel Energy | Minneapolis, MN | 221122 Electric Power Distribution |
| Northern Plains Electric Cooperative | Carrington, ND | 221122 Electric Power Distribution |
| Xcel Energy | Denver, CO | 221122 Electric Power Distribution |
About the company
Northwestern Corp, operating as Northwestern Energy, is a utility infrastructure and energy services provider that serves federal agencies as a prime contractor (99% of recent awards) through electrical and natural gas supply, power-line installation and maintenance, and facility utility management on full-and-open competitive procurements with no set-aside posture. A for-profit subsidiary of Northwestern Energy Group, Inc., headquartered in Sioux Falls, South Dakota, the vendor competes in NAICS 221121 (Electric Power Distribution) and 221122 (Natural Gas Distribution), delivering concrete services including electrical service connections, transformer installations, power transmission upgrades, and meter reading and utility billing support across federal facilities in the western United States.
Northwestern Energy's federal footprint is heavily concentrated in two customer agencies that together account for 97% of combined potential value. The National Park Service's National Office dominates the dollar volume with 11 awards carrying $225.6 million in combined potential value—predominantly large electrical infrastructure projects at Yellowstone National Park, including three-phase power transmission line installations at the Mammoth Wastewater Treatment Plant ($297,581), switchgear installations at Old Faithful ($406,451), transformer replacement at Laurel Dorm ($80,653), and power-line relocations across Tower and Roosevelt areas. The National Institutes of Health Construction follows with 181 awards valued at $39.2 million for ongoing electrical and natural gas utility services at the Rocky Mountain Laboratories campus in Hamilton, Montana, with call orders typically ranging from $30,000 to $440,000. A distant third, the Federal Bureau of Prisons' Federal Prison Camp Yankton has placed 20 awards worth $6.4 million for electrical services at its Huron, South Dakota facility. The Indian Health Service adds 14 awards ($2.7 million combined potential value) for electricity and natural gas supply at multiple sites. This concentration pattern—dominated by NPS and NIH combined—reflects Northwestern Energy's established role as a critical utility incumbent for federal research and conservation infrastructure.
Northwestern Energy holds two named parent vehicles: a $15.75 million single-award Blanket Purchase Agreement (75N99025A00003) with NIH Construction for electrical and natural gas utility services at Rocky Mountain Laboratories, effective October 2024 through October 2031, under which 21 task orders have been placed valued at $7 million; and a National Park Service $25 million BPA (140P2121A0005) for electrical infrastructure services and installations at Yellowstone, from which 9 task orders worth roughly $1 million have been called. A third vehicle, BPA 75N99019A00028, carries 125 task orders valued at $14.8 million and represents ongoing utility call activity. Recent award activity shows volatility: 24 awards in 2022 declined to 7 in both 2023 and 2024, then rebounded to 30 in 2025, with only 1 award so far in 2026 (the July 2026 IHS award for $1,028,772 in electricity and gas services at Harlem, Montana through July 2031). The combined potential value across all 316 awards stands at $283.7 million, though only $39.2 million (14%) has been obligated to date, indicating substantial unfunded ceiling capacity on the larger NPS and NIH vehicles.
The vendor has recently expanded into federal grant work as a sub-recipient under Montana Department of Environmental Quality grants: four sub-awards in December 2025 for initial field assessments, risk mitigation project identification, and engineering studies in Billings, Missoula, Bozeman, and Great Falls, Montana. Northwestern Energy Group, Inc., the parent entity, is registered as a for-profit organization, and the corporate structure includes one named subsidiary, The Clark Fork and Blackfoot LLC. Northwestern Energy competes entirely in full-and-open competition with no SBA set-aside posture across its 316-award footprint, relying on its incumbent position at NIH and NPS and the specialized nature of large-scale federal utility infrastructure work to sustain its federal customer base.
Quick answers
Is Northwestern Corp registered in SAM.gov?
Yes. Northwestern Corp's SAM.gov registration is active through May 7, 2027.
How much has Northwestern Corp received in federal contracts?
Federal contracts obligated $4,618,950 to Northwestern Corp in fiscal year 2025 and $16,534,095 in fiscal years 2023 through 2027.
How does Northwestern Corp rank among federal contractors?
Northwestern Corp's parent company, Northwestern Energy Group, Inc., ranked #5 in NAICS 926, #32 in NAICS 92 and #57 in PSC S208 in FY2025.
What is Northwestern Corp's most recent federal award?
Northwestern Corp's most recent federal contract award is Fbsu electricity and gas (utility) services 5 year $ 1,028,772.48 (75H70926P00083), from Indian Health Service, on July 19, 2026.
On GovTribe
See Northwestern Corp's full federal record
- Federal contract awards
- IDV awards
- Funding analysis by agency, NAICS and set-aside
- Similar vendors