Federal contractor · SIOUX FALLS, SD

NORTHWESTERN CORP

NORTHWESTERN CORP received $4.6M in federal contract obligations in FY2026, on 10 awards (−1.5% vs FY2025). Since FY2017: $31.5M. Its largest customer was National Institutes of Health ($3.9M).

Obligations · FY2026
$4.6M
New awards
10
Sole-source
15%
Single offer
85%
UEI
RU11RTPUW9R1
Other than small business
Open in the contracts explorerRelationship graph

Company family

Grouped from reported parent companies (UEI) and, where marked, AI judgments that two records name the same organization or group.

2 registered entities of the same company or corporate group, $4.5M in FY2026 together.

  1. NORTHWESTERN CORPSIOUX FALLS, SD · Family page
    $4.6M
  2. CLARK FORK AND BLACKFOOT, L.LC., THEBUTTE, MT
    -$34.8K

Spending by fiscal year

Obligations per federal fiscal year (October–September).

  1. 648.4KFY2017
  2. 194KFY2018
  3. 2.7MFY2019
  4. 4.2MFY2020
  5. 3.6MFY2021
  6. 3.4MFY2022
  7. 4MFY2023
  8. 3.5MFY2024
  9. 4.6MFY2025
  10. 4.6MFY2026

Top buying agencies

Obligations in FY2026.

  1. National Institutes of Health$3.9M85%
    1 awards
  2. Federal Prison System / Bureau of Prisons$279.9K6.2%
    2 awards
  3. Indian Health Service$250K5.5%
    2 awards
  4. Bureau of Indian Affairs and Bureau of Indian Education$131.9K2.9%
    3 awards
  5. Bureau of Reclamation$14K0.3%
    2 awards

What was bought · Where the work was performed

Obligations in FY2026.

What was bought

  1. Facilities & utilities$4.6M100%

Where the work was performed

  1. Ravalli County, MT$3.9M85%
  2. Beadle County, SD$279.9K6.2%
  3. Blaine County, MT$228K5.0%
  4. Glacier County, MT$129.3K2.8%
  5. Big Horn County, MT$24.7K0.5%
  6. Lewis and Clark County, MT$14K0.3%

Integrity signals

Shares of the year's obligations, next to the country's.

  • Low competition100%
    US 39% · $4.6M
  • Sole-source awards15%
    US 30% · $675.8K
  • Single-offer competitions85%
    US 8.8% · $3.9M
  • Urgency justifications0.0%
    US 5.1% · $0

A signal is a reason to look closer, not evidence of wrongdoing: most sole-source awards are lawful and justified.

Agencies awarding it sole-source contracts

  1. Federal Prison System / Bureau of Prisons$279.9K
    Department of Justice · 1 awards
  2. Indian Health Service$250K
    Department of Health and Human Services · 2 awards

Largest awards

  1. CUSTOMER# 03779279 | INVOICE DATE: 4/16/2025 | NORTHWESTERN ENERGY CONSOLIDATED BILL (ELECTRIC & GAS NIH RML)$4.3M
    National Institutes of Health· Ravalli County, MT· Facilities & utilities· Aug 20, 2025 – Sep 2, 2026· 75N99025F00022
  2. NORTHWESTERN CORPORATION BLACKFEET AGENCY NATURAL GAS$373.1K
    Bureau of Indian Affairs and Bureau of Indian Education· Glacier County, MT· Facilities & utilities· Jan 23, 2020 – Jul 20, 2026· 140A0420C0006
  3. NORTHWESTERN ENERGY RMRDF BASE YEAR$324.7K
    Bureau of Indian Affairs and Bureau of Indian Education· Big Horn County, MT· Facilities & utilities· May 21, 2024 – Jul 21, 2026· 140A0424C0002
  4. NORTHWESTERN CORPORATION - ELECTRICITY FORT BELKNAP AGENCY$289.9K
    Bureau of Indian Affairs and Bureau of Indian Education· Blaine County, MT· Facilities & utilities· Dec 12, 2019 – Jul 24, 2026· 140A0420C0002
  5. FY26 P4 NORTHWESTERN ELECTRIC SERVICES$281.1K
    Federal Prison System / Bureau of Prisons· Beadle County, SD· Facilities & utilities· Dec 16, 2025 – Aug 26, 2026· 15B41626P00000010
  6. FBSU ELECTRICITY AND GAS (UTILITY) SERVICES 5 YEAR $ 1,028,772.48$190K
    Indian Health Service· Blaine County, MT· Facilities & utilities· Jul 16, 2026 – Jul 16, 2026· 75H70926P00083
  7. FY25 P4 NORTHWESTERN ELECTRIC SERVICES JUNE 25$110.7K
    Federal Prison System / Bureau of Prisons· Beadle County, SD· Facilities & utilities· Jun 11, 2025 – Feb 20, 2026· 15B41625P00000036
  8. FY26 UTILITY-NATURAL GAS DELIVERY FOR BFSU HOSPITAL AND GOVT QUARTERS. DOS 2/1/26-1/31/27.$60K
    Indian Health Service· Glacier County, MT· Facilities & utilities· Jan 14, 2026 – Jan 14, 2026· 75H70926P00015

Subawards

Matched by Unique Entity ID: the first-tier subawards this organization reported as a prime recipient, and those primes reported paying it.

As a prime: who it pays · FY2026

No subawards reported as a prime in FY2026.

As a sub-recipient: who pays it · FY2026

  • Sub-grants: $649.6K (4 subawards)

1 prime

  1. MONTANA DEPARTMENT OF ENVIRONMENTAL QUALITY$649.6K100%
    HELENA, MT · 4 subawards

Primes report first-tier subawards of $30,000 or more themselves, and many go unreported (GAO-24-106214). Reporting moved from FSRS to SAM.gov in March 2025 and fewer sub-contracts have been reported since. Amounts are what primes reported; they are never added to prime award totals.

Source: Subawards (first-tier sub-contracts and sub-grants reported under FFATA) (U.S. Department of the Treasury, USAspending.gov (reports filed in SAM.gov, formerly FSRS)), data current to Oct 7, 2026, loaded Oct 7, 2026 · Subawards loaded from FY2021.

Teaming partners

Companies this company reported paying, primes that reported paying it, from FFATA subaward reports.

Companies it pays

No subawards reported to other companies.

Primes that pay it

1 company · $649.6K reported

  1. MONTANA DEPARTMENT OF ENVIRONMENTAL QUALITY$649.6K
    HELENA, MT · 4 subawards

Primes report first-tier subawards of $30,000 or more themselves, and many go unreported (GAO-24-106214). Reporting moved from FSRS to SAM.gov in March 2025 and fewer sub-contracts have been reported since. Amounts are what primes reported; they are never added to prime award totals.

Source: Subawards (first-tier sub-contracts and sub-grants reported under FFATA) (U.S. Department of the Treasury, USAspending.gov (reports filed in SAM.gov, formerly FSRS)), data current to Oct 7, 2026, loaded Oct 7, 2026 · Subawards loaded from 2021.

Competitors

Companies that win from the same buyers in the same markets: obligations by agency and industry compared over the last three fiscal years.

Compared on 10 markets (agency × industry), FY2024–FY2026.

  1. CITY OF HAMILTON$1.1M−48% in FY2026
    HAMILTON, MT · 8.4% of this company's obligations are in markets they both serveNational Institutes of Health · Administration of economic programs
  2. THE POTOMAC EDISON CO$39.2M−37% in FY2026
    WILLIAMSPORT, MD · 6 entities · 26% of this company's obligations are in markets they both serveNational Institutes of Health · Electric power generation, transmission and distribution
  3. CONTINENTAL DIVIDE ELECTRIC COOPERATIVE, INC.$3.5M−28% in FY2026
    GRANTS, NM · 7.9% of this company's obligations are in markets they both serveBureau of Indian Affairs and Bureau of Indian Education · Electric power generation, transmission and distributionIndian Health Service · Electric power generation, transmission and distributionNational Park Service · Electric power generation, transmission and distribution+1 more

Showing the top 3 of 25 competitors. Open the profile for the full list.

Who sells to the same buyers in the same markets, not who wins against whom on a given contract. Prime contract obligations by the agency and NAICS code of each award; subawards are never added. A company is a family of legal entities, joined by parent UEI or, in part, by an AI reading of names.

Source: Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov), data current to Oct 7, 2026, loaded Oct 7, 2026 · FY2024–FY2026.

Source: Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov), data current to Oct 7, 2026, loaded Oct 7, 2026.