Active registration

Tdif LLC

Falls Church, VA

General information for Tdif LLC

Physical address
7436 Mason Ln, Falls Church, Va, 22042
Mailing address
7436 Mason Ln, Falls Church, VA, 22042

Points of contact for Tdif LLC

SAM.gov Points of Contact

Marvin Jones
Government Business POC Electronic Business POC
CEO/President
7436 Mason Ln, Falls Church, VA, 22042

Additional contact details may be available

NAICS codes for Tdif LLC

Code Description Small Business
611430 PRIMARY
Professional and Management Development Training
Yes
541611 Administrative Management and General Management Consulting Services Yes
541612 Human Resources Consulting Services Yes
541618 Other Management Consulting Services Yes
541990
All Other Professional, Scientific, and Technical Services
Yes

PSC codes for Tdif LLC

Code Description
R406 SUPPORT- PROFESSIONAL: POLICY REVIEW/DEVELOPMENT
R408 SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT
R426 SUPPORT- PROFESSIONAL: COMMUNICATIONS
R499
SUPPORT- PROFESSIONAL: OTHER
R699
SUPPORT- ADMINISTRATIVE: OTHER
R799
SUPPORT- MANAGEMENT: OTHER
U001
EDUCATION/TRAINING- LECTURES
U008
EDUCATION/TRAINING- TRAINING/CURRICULUM DEVELOPMENT
U009
EDUCATION/TRAINING- GENERAL
U099
EDUCATION/TRAINING- OTHER

Update history

2 change(s) tracked
Aug 7, 2026
Added PSC R699 — SUPPORT- ADMINISTRATIVE: OTHER
Removed PSC R410 — SUPPORT- PROFESSIONAL: PROGRAM EVALUATION/REVIEW/DEVELOPMENT
Removed PSC R431 — SUPPORT- PROFESSIONAL: HUMAN RESOURCES
Removed PSC U003 — EDUCATION/TRAINING- RESERVE TRAINING (MILITARY)
Aug 7, 2026
Activation date: Aug 27, 2025 → Aug 6, 2026
Submission date: Aug 22, 2025 → Aug 4, 2026
SAM last-updated date: Aug 27, 2025 → Aug 6, 2026
Credit card usage: Yes → No
Registration expiration: Aug 22, 2026 → Aug 4, 2027
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