Agencies › Department of the Treasury › Internal Revenue Service › Vivian VanHorn Vivian VanHorn Contract Specialist · INTERNAL REVENUE SERVICE · Department of the Treasury
Email vivian.n.vanhorn@irs.gov Phone 240-613-7421 On SAM.gov notices 20 since Dec 2018 — 5 in the last 24 months Last listed Mar 2026
What they buy NAICS Industry Notices 523210 Securities And Commodity Exchanges 4 561510 Travel Agencies 3 541611 Administrative Management And General Management Consulting Services 3 561920 Convention And Trade Show Organizers 2 518210 Data Processing, Hosting, And Related Services 2 519290 Web Search Portals And All Other Information Services 2 721110 Hotels (Except Casino Hotels) And Motels 1 519130 Internet Publishing And Broadcasting And Web Search Portals 1
PSC Product or service Notices DA10 IT AND TELECOM - BUSINESS APPLICATION/APPLICATION DEVELOPMENT SOFTWARE AS A SERVICE 8 R710 SUPPORT- MANAGEMENT: FINANCIAL 3 V302 TRANSPORTATION/TRAVEL/RELOCATION- RELOCATION: TRAVEL AGENT 2 X1AB LEASE/RENTAL OF CONFERENCE SPACE AND FACILITIES 2 R422 SUPPORT- PROFESSIONAL: MARKET RESEARCH/PUBLIC OPINION 1 R499 SUPPORT- PROFESSIONAL: OTHER 1 V999 TRANSPORTATION/TRAVEL/RELOCATION- OTHER: OTHER 1 X LEASE/RENT FACILITIES 1
How they restrict competition No set-aside stated — 10 Small Business — 7 NONE — 3 What they post Special Notice — 8 Sources Sought — 7 Combined Synopsis/Solicitation — 5 Listed alongside Track what Treasury buys See Vivian's full record, every buyer at Treasury and the contracts expiring next in FedSift's Agency Intelligence. Free plan available, no credit card.
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Source: SAM.gov contract notices that list this contact, including SAM's fiscal-year archives from FY2015. FedSift republishes public federal procurement data and is not affiliated with the U.S. Government. Is this you? Ask us to remove this page .
