Danielle Lachter

Procurement contact · INFO TECH ACQ CENTER · Department of Homeland Security

Email	danielle.lachter@hq.dhs.gov
On SAM.gov notices	23 since Apr 2022 — 9 in the last 24 months
Last listed	Oct 2026

What they buy

NAICS	Industry	Notices
541511	Custom Computer Programming Services	13
54151	—	7
519290	Web Search Portals And All Other Information Services	1
541330	Engineering Services	1
541512	Computer Systems Design Services	1

PSC	Product or service	Notices
DA01	IT AND TELECOM - BUSINESS APPLICATION/APPLICATION DEVELOPMENT SUPPORT SERVICES (LABOR)	10
DH10	IT AND TELECOM - PLATFORM AS A SERVICE: DATABASE, MAINFRAME, MIDDLEWARE	2
DD01	IT AND TELECOM - SERVICE DELIVERY SUPPORT SERVICES: ITSM, OPERATIONS CENTER, PROJECT/PM (LABOR)	1

How they restrict competition

No set-aside stated — 23

What they post

Sources Sought — 19
Justification — 4

Recent notices

HSIN Modernization — Justification, Oct 2026
Architecture, Development, Engineering, and Management Services ADEMS — Justification, May 2026

Listed alongside

Stacey Macmillan

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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.