System One Holdings, LLC
Pittsburgh, PA Doing business as System One Environmental Services Part of All Systems Holding LLC
- UEI
- NC9VGUPBUK47
- CAGE
- 4ZZ98
- SAM.gov registration
- Active through
Company facts
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Other NAICS codes in SAM.gov
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- 238210 Electrical Contractors and Other Wiring Installation Contractors
- 493110 General Warehousing and Storage
- 512110 Motion Picture and Video Production
- 512120 Motion Picture and Video Distribution
- 512191 Teleproduction and Other Postproduction Services
- 512199 Other Motion Picture and Video Industries
- 516120 Television Broadcasting Stations
- 516210 Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers
Show all 49
- 518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
- 519290 Web Search Portals and All Other Information Services
- 541214 Payroll Services
- 541330 Engineering Services
- 541380 Testing Laboratories and Services
- 541430 Graphic Design Services
- 541490 Other Specialized Design Services
- 541511 Custom Computer Programming Services
- 541512 Computer Systems Design Services
- 541513 Computer Facilities Management Services
- 541519 Other Computer Related Services
- 541611 Administrative Management and General Management Consulting Services
- 541612 Human Resources Consulting Services
- 541613 Marketing Consulting Services
- 541614 Process, Physical Distribution, and Logistics Consulting Services
- 541618 Other Management Consulting Services
- 541620 Environmental Consulting Services
- 541690 Other Scientific and Technical Consulting Services
- 541713 Research and Development in Nanotechnology
- 541714 Research and Development in Biotechnology (except Nanobiotechnology)
- 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- 541720 Research and Development in the Social Sciences and Humanities
- 541810 Advertising Agencies
- 541890 Other Services Related to Advertising
- 541921 Photography Studios, Portrait
- 541922 Commercial Photography
- 541930 Translation and Interpretation Services
- 561110 Office Administrative Services
- 561210 Facilities Support Services
- 561311 Employment Placement Agencies
- 561312 Executive Search Services
- 561320 Temporary Help Services
- 561410 Document Preparation Services
- 561421 Telephone Answering Services
- 561499 All Other Business Support Services
- 561611 Investigation and Personal Background Check Services
- 561612 Security Guards and Patrol Services
- 611420 Computer Training
- 611430 Professional and Management Development Training
- 622110 General Medical and Surgical Hospitals
- 624110 Child and Youth Services
- Corporate family
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Parent
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- Rockville, MD FSEJP7NFE9Q6
- Pittsburgh, PA M4Y3Q63MDP38
- Herndon, VA F8GUESLHSWJ7
- TECH Usa, LLC P3WGNQ2ZJFG2
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Parent
- SAM.gov registration date
- Physical address
- K&L Gates Center, 210 Sixth Avenue #3100, Pittsburgh, PA 15222, USA
- Website
- systemone.com
- Employees
- 251-1K
- Estimated annual revenue
- $100M-$250M
- Industry
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- Industrials
- Commercial & Professional Services
- Professional Services
- Human Resource & Employment Services
- SIC code
- 89 Services, Not Elsewhere Classified
- 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 | $0 |
| FY2026 | $0 |
| FY2025 | $0 |
| FY2024 | $64,045 |
| FY2023 | $7,930 |
Contract vehicles
Contract awards
Contract subawards
| Prime contractor | Prime award | Amount | Awarded |
|---|---|---|---|
| BAE Systems Technology Solutions & Services Inc. | 1605TA22F00051 | $40,800 | |
| Business Management Research Associates, Inc. | 75FCMC21F0002 | $1,695,838 | |
| Leidos, Inc. | 693KA720C00002 | $12,608,699 | |
| Caci, Inc. - Federal | 15JPSS23F00000075 | $1,921,568 | |
| Caci Nss, LLC | 19AQMM21F1762 | $41,338 |
Latest 5 listed here. See the rest on GovTribe.
Grant subawards
| Prime recipient | Prime award | Amount | Awarded |
|---|---|---|---|
| Department Of Labor & Industry Pa | TA253101455A42 | $8,000 |
Similar vendors
| Vendor | Location | Primary NAICS |
|---|---|---|
| Beacon Hill Staffing Group LLC | Boston, MA | 561311 Employment Placement Agencies |
| Marton Technologies Inc. | Vienna, VA | 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) |
| Geosyntec Consultants Inc. | Kennesaw, GA | 541330 Engineering Services |
| Techlaw, Inc. | — | 562910 Remediation Services |
| Wunderlich-Malec Environmental | Eden Prairie, MN | 541330 Engineering Services |
About the company
System One Holdings, LLC, doing business as System One Environmental Services, is a corporate entity registered to receive awards from the U.S. federal government since February 2008. As a leading provider of specialized technical services and solutions, System One focuses on critical infrastructure, technology, life sciences, and government sectors. The company leverages its expertise in staffing and workforce solutions across various specialties, including engineering, information technology, accounting and finance, and administrative support. Through federal contract awards, System One provides a range of services to government agencies, primarily centered around technical and professional staffing solutions.
Recent federal contract awards and sub-awards demonstrate System One's diverse capabilities in supporting government projects. The company has been awarded prime contracts by the Department of Health and Human Services' Office of the Assistant Secretary for Administration, providing virtual support services through Multiple Award Schedule (MAS) contracts. These awards, valued at $19,980 and $36,020, indicate System One's ability to deliver administrative and technical support remotely. Additionally, System One has supplied video recording and reproducing equipment to the Department of Commerce's Office of the Secretary. As a subcontractor, System One has provided quality engineers, industrial health technicians, and general engineering services to various prime contractors, including Nuclear Waste Partnership LLC and Mantech Tsg-2 Joint Venture. These sub-awards involve staff augmentation for specialized roles such as Quality Engineer II and III, Lead Industrial Health Tech, and general engineering services. The company's involvement in projects related to nuclear waste management and defense engineering highlights its capability to support complex and sensitive government operations. Notably, none of the reported contracts indicate any set-aside designations, suggesting that System One competes for these opportunities on the open market.
Quick answers
Is System One Holdings, LLC registered in SAM.gov?
Yes. System One Holdings, LLC's SAM.gov registration is active through December 30, 2026.
Which contract vehicles does System One Holdings, LLC hold?
System One Holdings, LLC holds a place on 2 federal contract vehicles, including MAS and PSS.
How much has System One Holdings, LLC received in federal contracts?
Federal contracts obligated $71,975 to System One Holdings, LLC in fiscal years 2023 through 2027.
What is System One Holdings, LLC's most recent federal award?
System One Holdings, LLC's most recent federal contract award is Team people virtual support service 2024 (75P00124F80017), from Office of the Assistant Secretary for Administration, on February 1, 2024.
On GovTribe
See System One Holdings, LLC's full federal record
- Federal contract awards
- IDV awards
- Contract vehicles
- Federal grant awards
- Subcontracting relationships
- Funding analysis by agency, NAICS and set-aside
- Similar vendors