Diana Sesta
Contract Specialist VA Technology Acquisition Center
- diana.sesta@va.gov
- Phone
- (848) 377-5053
- Latest SAM.gov record
Contact facts
Notices come from SAM.gov and awards from FPDS, which names the staff who created, approved or last changed an award without saying which.
SAM.gov notices
Contract awards and IDVs
Show all 24
Top vendors
| Rank | Vendor | Awards and IDVs |
|---|---|---|
| 1 | Sierra7, Inc. | 3 |
| 2 | Insignia Technology Services, LLC | 2 |
| 3 | King Street Technology Partners, LLC | 1 |
| 4 | General Dynamics One Source LLC | 1 |
| 5 | Clear Vantage Point Solutions LLC | 1 |
| 6 | Thunderyard Liberty JV LLC | 1 |
| 7 | Pro-Sphere Tek, Inc. | 1 |
| 8 | Agilerank LLC | 1 |
| 9 | Metgreen Solutions Inc. | 1 |
| 10 | Tista Science And Technology Corporation | 1 |
Top NAICS codes
| Rank | NAICS code | SAM.gov records |
|---|---|---|
| 1 | 541512 Computer Systems Design Services | 25 |
| 2 | 541519 Other Computer Related Services | 5 |
| 3 | 334111 Electronic Computer Manufacturing | 1 |
Top PSC codes
Offices
| Rank | Office | SAM.gov records |
|---|---|---|
| 1 | VA Technology Acquisition Center | 30 |
| 2 | Veterans Integrated Service Network 10 (VHA) | 1 |
Other records
| Record | Kind |
|---|---|
| Connectivity and Collaboration Services : Enterprise Messaging, Collaboration, Authentication and Office 365 Services - New Task Order | Forecast |
| Connectivity & Collaboration Services : Network Engineering, Design, Implementation and Infrastructure Support - Recompete | Forecast |
| 36C10B26Q0078.docx | Government file |
| 36C10B26Q0066.docx | Government file |
| EMCAO SAM.GOV RFI 11.12.25.doc | Government file |
Quick answers
Who is Diana Sesta?
Diana Sesta is a Contract Specialist at VA Technology Acquisition Center (Headquarters). Point of contact on 7 SAM.gov notices and contracting staff on 24 contract awards, from November 16, 2022 to September 1, 2026.
What agency does Diana Sesta work for?
Diana Sesta's SAM.gov records name VA Technology Acquisition Center (Headquarters) most, among 2 offices.
How do I contact Diana Sesta?
SAM.gov lists Diana Sesta's email diana.sesta@va.gov and phone (848) 377-5053.
What is the latest SAM.gov notice naming Diana Sesta?
DG01--Connectivity & Collaboration Services (CCS): Network Engineering, Design, Implementation and Infrastructure Support (NEDIIS) - Recompete (VA-26-00019737), pre-solicitation, posted November 20, 2025.
Which vendors has Diana Sesta awarded contracts to?
The vendors on the most contract awards and IDVs naming Diana Sesta are Sierra7, Inc., Insignia Technology Services, LLC and King Street Technology Partners, LLC.
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