Federal contractor profile
SYSTEMS ANALYSIS & INTEGRATION INC
UEI S36LLGM66UV4CAGE 1PYF4Company website ↗
Active
Woman Owned Small BusinessWoman Owned BusinessSmall Business
Overview
- Legal name
- SYSTEMS ANALYSIS & INTEGRATION INC
- Also known as
- SI LP
- Registered location
- SAN DIEGO, CA, USA
- Website
- Company website ↗
- Primary NAICS
- 541512 — Computer Systems Design Services
- Latest award activity
- Jun 2, 2026
Read company summary
SYSTEMS ANALYSIS & INTEGRATION INC is associated with UEI S36LLGM66UV4 and CAGE 1PYF4 in public federal records. AcornBids currently links 1 prime award totaling $176.2K in obligations to this entity. Its largest recorded federal customer by obligations is Department of Defense. Its recorded federal awards include work classified as Computer Systems Design Services. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 541512 (Computer Systems Design Services). Its public SAM.gov registration lists SAN DIEGO, CA, USA.
At a glance
Lifetime prime obligations$176.2K
Prime awards1
Awards with future end dates1
Top-agency concentration
Not available
Why this customer concentration
Detailed agency totals are not available in this stored profile.
Largest positive coded-agency total ÷ all positive coded-agency totals × 100
Missing data is shown as unavailable.
Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Sep 28, 2026. Refresh pending; these totals may be out of date.
Business information
Public SAM.gov registration details.
- Legal name
- SYSTEMS ANALYSIS & INTEGRATION INC
- Doing business as
- SI LP
- UEI
- S36LLGM66UV4
- CAGE
- 1PYF4
- Registered address
- 4602 MERCURY ST, SAN DIEGO, CA, 92111, USA
- Registration status
- Active
- Primary NAICS
- 541512 — Computer Systems Design Services
- SAM activation
- May 4, 2026
- Initial registration
- Apr 26, 2001
- Entity start
- Oct 13, 1977
- SAM updated
- May 4, 2026
- Registration expires
- Apr 22, 2027
- Fiscal year end
- Dec 31
- Place of incorporation
- CA, USA
Federal award analysis
Net transaction obligations by federal fiscal period.
Transaction history is not available in the loaded data. Annual funding is not estimated from current award totals.
Recent federal awards
Prime contract awards. Select an award to review its history and source evidence.
| Award / description | Awarding agency | Obligations | Start date | End date |
|---|---|---|---|---|
| W9128F25PA057THE CONTRACTOR SHALL PROVIDE ALL SERVICES AS OUTLINED IN THE ATTACHED PERFORMANCE OF WORK STATEMENT (PWS). | Department of Defense | $176.2K | Jul 1, 2025 | Jun 30, 2027 |
Upcoming positioning windows
Modeled recompete windows are estimates, not announced solicitations or guarantees.
Registration, certifications & contacts
| Registration evidence | Date |
|---|---|
| SAM updated | May 4, 2026 |
| Source loaded | Sep 26, 2026 |
| Initial registration | Apr 26, 2001 |
| Entity start | Oct 13, 1977 |
Registration classifications: Woman Owned Small Business, Woman Owned Business, Small Business. These are separate from the reported certificates above.
| Industry | Reported size status |
|---|---|
| 334513 — Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables | Not reported |
| 334515 — Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals | Not reported |
| 541420 — Industrial Design Services | Not reported |
| 541512 — Computer Systems Design Services | Not reported |
| 541690 — Other Scientific and Technical Consulting Services | Not reported |
| 541715 — Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | Not reported |
| Contact | Role | Published contact methods | Evidence | Source date |
|---|---|---|---|---|
| SUSAN CORRALES-DIAZ | Government business | Contact method not published | SAM registration | Not available |
| DAVID DE LEEUW | Alternate government business | Contact method not published | SAM registration | Not available |
| SUSAN CORRALES-DIAZ | Electronic business | Contact method not published | SAM registration | Not available |
| DAVID DE LEEUW | Alternate electronic business | Contact method not published | SAM registration | Not available |
Registered industries
- 334513 — Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
- 334515 — Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
- 541420 — Industrial Design Services
- 541512 — Computer Systems Design Services
- 541690 — Other Scientific and Technical Consulting Services
- 541715 — Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
Registered products and services
- 4630 — Sewage Treatment Equipment
- C1PD — ARCHITECT AND ENGINEERING- CONSTRUCTION: WASTE TREATMENT AND STORAGE FACILITIES
- J046 — Maintenance, Repair and Rebuilding of Equipment: Water Purification and Sewage Treatment Equipment
- N046 — Installation of Equipment: Water Purification and Sewage Treatment Equipment
Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source
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About SYSTEMS ANALYSIS & INTEGRATION INC
What products and services appear in its federal awards?
Recorded award industries: 541512 — Computer Systems Design Services.
Recorded products and services: DH01 — Support services focused on local database instances, including DBAs, DBMS, and operational support. Also supports distributed platform, application and system integration resources enabling cross application development, communications and information sharing. Includes Mainframe database and middleware support..
Examples from recent award records:
These records describe federal award work, not every company capability. Review the award evidence.
Where is the company registered?
4602 MERCURY ST, SAN DIEGO, California 92111, United States
Registered location from SAM.gov; award performance locations may differ.
What is its primary registered industry?
541512 — Computer Systems Design Services.
Primary SAM.gov NAICS classification.
Which federal agencies are represented in its awards?
Department of Defense.
Data coverage and methodology
Sources: SAM.gov registration, USAspending awards and transactions, and linked supporting records. Prime contract obligations, IDV ceilings and assistance amounts are kept separate. Missing records are not zero activity. Company claims are labeled separately. Recompete signals are rule-based scores out of 100. Positioning windows are AcornBids estimates.
No official subaward rows are loaded, so Acorn does not claim known teaming relationships.
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