MacKenzie Rivera
Contract Specialist Humphreys Engineer Center Support Activity (USACE)
- Phone
- (703) 428-7943
- 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
Show 15 more
Latest 25 of 34 listed here. See the rest on GovTribe.
Contract awards and IDVs
Show all 22
Top vendors
| Rank | Vendor | Awards and IDVs |
|---|---|---|
| 1 | The Regents Of The University Of California | 2 |
| 2 | Charles Darwin University | 1 |
| 3 | Converge Strategies LLC | 1 |
| 4 | Arcadis U.s., Inc. | 1 |
| 5 | University Of Maryland Baltimore County | 1 |
| 6 | Design-Build Institute Of America | 1 |
| 7 | Northeastern University | 1 |
| 8 | Innovative Materials & Processes Inc. | 1 |
| 9 | GSI Environmental Inc. | 1 |
| 10 | North Dakota State University | 1 |
Top NAICS codes
| Rank | NAICS code | SAM.gov records |
|---|---|---|
| 1 | 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | 41 |
| 2 | 541990 All Other Professional, Scientific, and Technical Services | 5 |
| 3 | 522320 Financial Transactions Processing, Reserve, and Clearinghouse Activities | 3 |
| 4 | 813920 Professional Organizations | 2 |
| 5 | 315999 Other Apparel Accessories and Other Apparel Manufacturing | 1 |
| 6 | 511210 Software Publishers | 1 |
| 7 | 541511 Custom Computer Programming Services | 1 |
| 8 | 541618 Other Management Consulting Services | 1 |
| 9 | 541714 Research and Development in Biotechnology (except Nanobiotechnology) | 1 |
Top PSC codes
Offices
| Rank | Office | SAM.gov records |
|---|---|---|
| 1 | Humphreys Engineer Center Support Activity (USACE) | 53 |
| 2 | US Army Corps of Engineers | 3 |
Other records
| Record | Kind |
|---|---|
| B08.03 Solicitation - W912HQ26RA017 SF 1449 Amendment 0001 dated 2026.09.17.pdf | Government file |
| B08.03 Solicitation - W912HQ26RA017 SF 30 Amendment 0001 dated 2026.09.17.pdf | Government file |
| B08.02 Solicitation - W912HQ26RA017 SF 1449 dated 2026.09.09.pdf | Government file |
| A02.10 Questionnaire for RPT and EFM Plotter-Mapper Software Maintenance.docx | Government file |
| A02.10 Questionnaire for CWIFP Financial Transaction Processing.docx | Government file |
| B08.02 CSS - VTN Content and Maintenance W912HQ25R0017.docx | Government file |
Quick answers
Who is MacKenzie Rivera?
MacKenzie Rivera is a Contract Specialist at Humphreys Engineer Center Support Activity (US Army Corps of Engineers). Point of contact on 34 SAM.gov notices and contracting staff on 22 contract awards, from July 5, 2023 to September 30, 2026.
What agency does MacKenzie Rivera work for?
MacKenzie Rivera's SAM.gov records name Humphreys Engineer Center Support Activity (US Army Corps of Engineers) most, among 2 offices.
How do I contact MacKenzie Rivera?
SAM.gov lists MacKenzie Rivera's email mackenzie.rivera@usace.army.mil and phone (703) 428-7943.
What is the latest SAM.gov notice naming MacKenzie Rivera?
Compilation of Ocean-Going Self-Propelled Deep-Draft Vessel Operating Costs (DDVOCs), award notice, posted September 30, 2026.
Which vendors has MacKenzie Rivera awarded contracts to?
The vendors on the most contract awards and IDVs naming MacKenzie Rivera are The Regents Of The University Of California, Charles Darwin University and Converge Strategies LLC.
On GovTribe
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