LeShanna Calahan

Procurement contact · SCI TECH ACQ DIV · Department of Homeland Security

Emailleshanna.calahan@hq.dhs.gov
Phone2022409847
On SAM.gov notices38 since Aug 2022 — 9 in the last 24 months
Last listedNov 2026

What they buy

NAICSIndustryNotices
541611Administrative Management And General Management Consulting Services12
541715Research And Development In The Physical, Engineering, And Life Sciences (Except Nanotechnology And Biotechnology)6
519290Web Search Portals And All Other Information Services5
541519Other Computer Related Services4
541511Custom Computer Programming Services3
541512Computer Systems Design Services2
541330Engineering Services2
541890Other Services Related To Advertising1
PSCProduct or serviceNotices
R408SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT8
AJ11GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; BASIC RESEARCH6
DF01IT AND TELECOM - IT MANAGEMENT SUPPORT SERVICES (LABOR)5
R410SUPPORT- PROFESSIONAL: PROGRAM EVALUATION/REVIEW/DEVELOPMENT3
7A21IT AND TELECOM - BUSINESS APPLICATION SOFTWARE (PERPETUAL LICENSE SOFTWARE)3
DA10IT AND TELECOM - BUSINESS APPLICATION/APPLICATION DEVELOPMENT SOFTWARE AS A SERVICE3
M1HBOPERATION OF GOVERNMENT-OWNED GOVERNMENT-OPERATED (GOGO) R&D FACILITIES2
7630NEWSPAPERS AND PERIODICALS2

How they restrict competition

  • No set-aside stated — 28
  • Small Business — 8
  • NONE — 2

What they post

  • Sources Sought — 23
  • Special Notice — 7
  • Presolicitation — 4
  • Justification — 3
  • Solicitation — 1

Who won their award notices

AwardeeAward noticesLatest
Oak Ridge Associated Universities, Incorporated TN 37830-6209 USA1Feb 2023

Recent notices

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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.

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