Guillermo J. Santiago Sosa

Procurement contact · W6QK ACC-APG-ORLANDO · Department of Defense

Email	guillermo.j.santiagososa.civ@army.mil
Phone	15207145680
On SAM.gov notices	58 since Nov 2021 — 12 in the last 24 months
Last listed	Sep 2026

What they buy

NAICS	Industry	Notices
541990	All Other Professional, Scientific, And Technical Services	55
541330	Engineering Services	3

PSC	Product or service	Notices
R425	SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL	51
U009	EDUCATION/TRAINING- GENERAL	5

How they restrict competition

Small Business — 46
No set-aside stated — 6
8(a) — 5
NONE — 1

What they post

Sources Sought — 24
Solicitation — 22
Special Notice — 11
Justification — 1

Recent notices

MTCCS II Ceiling Increase — Special Notice, Sep 2026
W900KK26TRIOSS Extension — Special Notice, Feb 2026
Joint Base San Antonio (JBSA) Mission Training Complex (MTC) — Special Notice, Feb 2026
Joint Base San Antonio (JBSA) Mission Training Complex (MTC) — Special Notice, Feb 2026
Joint Base San Antonio (JBSA) Mission Training Complex (MTC) — Special Notice, Dec 2025

Listed alongside

Phillip B. Davis
Erica N. Numa
Will Bass
Daniel J. Steinhauer
Nelson Harvey

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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.