Federal contractor · FLAGSTAFF, AZ

CORNERSTONE ENVIRONMENTAL CONSULTING LLC

CORNERSTONE ENVIRONMENTAL CONSULTING LLC received $2.2M in federal contract obligations in FY2026, on 19 awards (+19% vs FY2025). Since FY2017: $11.6M. Its largest customer was Forest Service ($1.7M).

Obligations · FY2026
$2.2M
New awards
19
Sole-source
0.0%
Single offer
0.0%
UEI
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Small business
Open in the contracts explorerRelationship graph

Spending by fiscal year

Obligations per federal fiscal year (October–September).

  1. 273KFY2017
  2. 460.9KFY2018
  3. 199.5KFY2019
  4. 367.5KFY2020
  5. 721.6KFY2021
  6. 1.9MFY2022
  7. 2.4MFY2023
  8. 1.2MFY2024
  9. 1.9MFY2025
  10. 2.2MFY2026

Top buying agencies

Obligations in FY2026.

  1. Forest Service$1.7M76%
    14 awards
  2. Bureau of Land Management$367.4K17%
    3 awards
  3. Under Secretary for Farm and Foreign Agricultural Services$153.2K6.9%
    2 awards

What was bought · Where the work was performed

Obligations in FY2026.

What was bought

  1. Professional services$1.3M59%
  2. Facilities & utilities$778.4K35%
  3. IT & telecom$132.6K6.0%

Where the work was performed

  1. Coconino County, AZ$403.5K18%
  2. Yavapai County, AZ$353.6K16%
  3. San Miguel County, NM$329K15%
  4. Gila County, AZ$265.4K12%
  5. Apache County, AZ$174.4K7.9%
  6. Bernalillo County, NM$137.2K6.2%
  7. Salt Lake County, UT$132.6K6.0%
  8. Maricopa County, AZ$127.2K5.7%
  9. Mohave County, AZ$107.7K4.9%
  10. Sandoval County, NM$96.8K4.4%

Integrity signals

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

  • Low competition0.0%
    US 39% · $0
  • Sole-source awards0.0%
    US 30% · $0
  • Single-offer competitions0.0%
    US 8.7% · $0
  • 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.

Largest awards

  1. THE KAIBAB NATIONAL FOREST (FOREST) IS PLANNING TO CONDUCT CULTURAL SURVEYS ON THE WILLIAMS AND TUSAYAN RANGER DISTRICTS. THE KAIBAB IS PLANNING A SERIES OF GRASSLAND RESTORATION PROJECTS OVER THE NEXT 5 YEARS ON BOTH RANGER DISTRICTS AS PART OF THE$522.7K
    Forest Service· Coconino County, AZ· Professional services· Sep 5, 2023 – Dec 11, 2025· 12363N23F4273
  2. THIS PROJECT IS TO CONDUCT PEDESTRIAN SURVEY ON THE SANTA FE NATIONAL FOREST ON THE PECOS/ LAS VEGAS AND ESPANOLA RANGER DISTRICTS IN SAN MIGUEL COUNTY.$329K
    Forest Service· San Miguel County, NM· Facilities & utilities· Jul 10, 2026 – Jul 10, 2026· 127EAV26F0028
  3. THIS (MEDIUM PRIORITY) PROJECT IS INTENDED TO PROVIDE MISSION-ESSENTIAL OSTEOLOGICAL AND COLLECTIONS MANAGEMENT EXPERTISE TO THE TONTO NATIONAL FOREST (TNF) HERITAGE PROGRAM TO LAND MANAGEMENT INTEGRATED RESOURCES (LMIR) BPA FY25-001484 DOGE APPROVED$231.4K
    Forest Service· Maricopa County, AZ· Facilities & utilities· Sep 18, 2025 – Mar 9, 2026· 127EAU25F0034
  4. CONDUCT INTENSIVE PEDESTRIAN CULTURAL RESOURCE SURVEY OF THE IDENTIFIED 3,122 ACRES TO ASSESS THE PROJECTS EFFECTS ON SITES.$227.5K
    Forest Service· Yavapai County, AZ· Professional services· Aug 6, 2026 – Aug 6, 2026· 127EAV26F0044
  5. ARCHAEOLOGICAL SURVEY OF 4302 ACRES FOR THE PURPOSE OF RE-PLANTING WITHIN FIRE SCARS ON THE PAYSON AND PLEASANT VALLEY RANGER DISTRICT OF THE TNF.$211.1K
    Forest Service· Gila County, AZ· Facilities & utilities· Jul 15, 2026 – Jul 15, 2026· 127EAV26F0033
  6. 12363N24A4120/127EAV26F0037 (1172678) TUSAYAN AND WILLIAMS RANGER DISTRICTS HERITAGE SURVEY KAIBAB NATIONAL FOREST$179.3K
    Forest Service· Coconino County, AZ· Professional services· Aug 11, 2026 – Aug 11, 2026· 127EAV26F0037
  7. 0301 Q4 CON WCS 06 RVFS PHASE3 HTG SURVEY NEW OUT$174.4K
    Forest Service· Apache County, AZ· Professional services· Aug 17, 2026 – Aug 17, 2026· 127EAV26F0045
  8. TO PROVIDE INTENSIVE PEDESTRIAN CULTURAL RESOURCES INVENTORIES FOR NRCS-NEW MEXICO (2025-08), LOCATED IN SAN MIGUEL, MORA AND UNION COUNTIES$161.7K
    Under Secretary for Farm and Foreign Agricultural Services· Coconino County, AZ· Facilities & utilities· Aug 7, 2025 – Feb 12, 2026· 12FPC325F0032

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

No subawards reported to it in FY2026.

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 9, 2026, loaded Oct 9, 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 · $349.5K reported

  1. WESTON SOLUTIONS INC$349.5K
    WEST CHESTER, PA · 1 subaward · Remediation and other waste management services

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 9, 2026, loaded Oct 9, 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 8 markets (agency × industry), FY2024–FY2026.

  1. AYE GARCIA LLC$3.2M−77% in FY2026
    INDEPENDENCE, OR · 62% of this company's obligations are in markets they both serveForest Service · Support activities for forestryBureau of Land Management · Support activities for forestry
  2. METHOW RIVER WILD FIRE$3.4M−26% in FY2026
    CARLTON, WA · 62% of this company's obligations are in markets they both serveForest Service · Support activities for forestryBureau of Land Management · Support activities for forestry
  3. SISKIYOU BIOSURVEY LLC$4.7M+736% in FY2026
    EAGLE POINT, OR · 71% of this company's obligations are in markets they both serveForest Service · Support activities for forestryForest Service · Management, scientific, and technical consulting servicesBureau of Land Management · Management, scientific, and technical consulting services+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 9, 2026, loaded Oct 9, 2026 · FY2024–FY2026.

Source: Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov), data current to Oct 9, 2026, loaded Oct 9, 2026.