Top DOE office administrative services contractors
In the 12 months ending Oct 5, 2026, the Department of Energy obligated $16.0M in net prime contract dollars under NAICS 561110, down 0.1% from $16.0M in the preceding 12 months. 14 prime contractors received positive obligations, and 8 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Energy. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top DOE contractors for NAICS 561110
Ranked by positive obligations in the latest 12 months. Share is of all positive obligations in this market.
| # | Contractor | Latest 12 mo | Prior 12 mo | Share | Rank change |
|---|---|---|---|---|---|
| 1 | Lbyd Federal, LLC | $2.8M | $6.6M | 17.8% | — |
| 2 | Aleut Government Services LLC | $2.2M | $0 | 14.1% | New |
| 3 | S & K Federal Services LLC | $2.1M | $1.3M | 13.0% | ▲ 1 |
| 4 | Didlake Inc | $1.7M | $1.5M | 10.7% | ▼ 1 |
| 5 | Bluepath Labs LLC | $1.5M | $1.3M | 9.6% | ▲ 1 |
| 6 | Tpgi CPA PLLC | $1.0M | $582K | 6.3% | ▲ 2 |
| 7 | Alexton Incorporated | $976K | $1.3M | 6.1% | ▼ 2 |
| 8 | Koniag Advisory and Business Solutions, LLC | $865K | $0 | 5.4% | New |
| 9 | Management Solutions LLC | $830K | $2.0M | 5.2% | ▼ 7 |
| 10 | Grey Street Consulting, LLC | $723K | $292K | 4.5% | — |
| 11 | Street Legal Industries LLC | $580K | $612K | 3.6% | ▼ 4 |
| 12 | Kastel Enterprises MK LLC | $271K | $0 | 1.7% | New |
| 13 | Development Workshop, Inc. | $231K | $214K | 1.5% | ▼ 2 |
| 14 | Strativia LLC | $89K | $295K | 0.5% | ▼ 5 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Aleut Government Services LLC$0 → $2.2M (+$2.2M) · now #2
- Koniag Advisory and Business Solutions, LLC$0 → $865K (+$865K) · now #8
- S & K Federal Services LLC$1.3M → $2.1M (+$740K) · now #3
Largest declines
- Lbyd Federal, LLC$6.6M → $2.8M (−$3.7M) · now #1
- Management Solutions LLC$2.0M → $830K (−$1.2M) · now #9
- Alexton Incorporated$1.3M → $976K (−$355K) · now #7
New to this market
3 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Aleut Government Services LLC | Jul 6, 2026 | $2.2M |
| Koniag Advisory and Business Solutions, LLC | Jun 5, 2026 | $865K |
| Kastel Enterprises MK LLC | Jun 2, 2026 | $271K |
Where the money comes from
Funding sub-agencies within the Department of Energy, latest 12 months. The funding organization can differ from the office that runs the requirement.
| Funding sub-agency | Latest 12 mo | Prior 12 mo | Change |
|---|---|---|---|
| Department of Energy | $16.0M | $16.0M | Down $14K (0.1%) |
Potential recompetes
Large awards in this market whose current period of performance ends in the next 18 months. Treat these as research leads: options, extensions, and follow-on vehicles often change the timing.
| Award | Incumbent | Obligated | Current end |
|---|---|---|---|
| 89303024CMA000111 | Alexton Incorporated 8(A) DIRECT AWARD TO ALEXTON INCORPORATED FOR ADMINISTRATIVE SUPPORT SERVICES PERIOD OF PERFORMANCE 03/16/2024 TO 11/15/2027 REQ 24MA000 SUBJECT TO AVAILABILITY OF FUNDS | $3.3M | Nov 15, 2026 |
| 89243121CSC000095 | Grey Street Consulting, LLC SBIR/STTR SUPPORT SERVICES TO THE DEPARTMENT OF ENERGY (DOE), SMALL BUSINESS INNOVATION RESEARCH (SBIR) AND SMALL BUSINESS TECHNOLOGY TRANSFER (STTR) PROGRAMS OFFICE. | $3.6M | Jan 14, 2027 |
| 89243124CSC000172 | S & K Federal Services LLC OPERATIONS SUPPORT SERVICES FOR THE OFFICE OF SCIENCE AND ORGANIZATIONS WITHIN THE DEPARTMENT OF ENERGY. | $4.1M | Feb 3, 2027 |
| 89303024CMA000117 | Didlake Inc US DEPARTMENT OF ENERGY HQ FOR MAIL, COPYING, DISTRIBUTION, AND EM SUPPORT SERVICES FOR THEIR MAIL ROOM. | $4.2M | Apr 30, 2027 |
| 89303524CEM000016 | Management Solutions LLC BUSINESS AND ADMINISTRATIVE SUPPORT SERVICES FOR THE DEPARTMENT OF ENERGY OAK RIDGE OFFICE OF ENVIRONMENTAL MANAGEMENT (DOE-OREM). SBA REQUIREMENT #SW1706633915U. | $3.4M | Jun 30, 2027 |
| 89303324FEM400424 | Bluepath Labs LLC DEPARTMENT OF ENERGY (DOE) OFFICE OF ENVIRONMENTAL MANAGEMENT (EM) - ADMINISTRATIVE SUPPORT SERVICES | $2.6M | Aug 31, 2027 |
| 89233123CNA000317 | Tpgi CPA PLLC ADMINISTRATIVE AND PROGRAM ANALYST SUPPORT SERVICES FOR THE LIVERMORE FIELD OFFICE (NA-LL). | $2.3M | Sep 30, 2027 |
Common questions
Who are the top DOE contractors for NAICS 561110?
In the latest 12 months, Lbyd Federal, LLC ($2.8M), Aleut Government Services LLC ($2.2M), S & K Federal Services LLC ($2.1M) received the most DOE obligations for office administrative services.
How concentrated is this market?
The eight largest primes held 83.0% of positive obligations, and Lbyd Federal, LLC alone held 17.8%. 3 contractors won their first obligations in this market during the latest 12 months.
Are any large DOE NAICS 561110 contracts ending soon?
7 of the largest awards in this market reach their current end date in the next 18 months. The first is 89303024CMA000111 (Alexton Incorporated, $3.3M obligated), ending Nov 15, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
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$10.2MFigures are net obligations on prime contracts (award types A–D) from USAspending.gov, grouped by funding agency and the NAICS code on each award. Net obligations include deobligations and corrections, so they can differ from positive-obligation totals. See methodology.
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