Multinational Defense Services LLC
4116 Walney Rd, Ste D, Chantilly, VA 20151
Operating signal within 24 months, or from a single source.
What they make
Small Arms, Ordnance, and Ordnance Accessories Manufacturing332994Products
Recorded against the company rather than this address. Federal award and drug records name the company, not the plant, so we cannot say which of its sites makes these.
Where these came from
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Won St LLC | Chantilly | Ball and Roller Bearing Manufacturing 332991 | ACTIVE | 0.7 KM |
| Mac Aerospace CORP | Chantilly | Other Aircraft Parts and Auxiliary Equipment Manufacturing 336413 | ACTIVE | 1.5 KM |
| Iai North America INC. | Herndon | Aircraft Engine and Engine Parts Manufacturing 336412 | ACTIVE | 4.8 KM |
| Spray Contec Incorporated | Centreville | Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals 334515 | ACTIVE | 6.3 KM |
| Mantech Advanced Systems International, INC. | Herndon | Aircraft Manufacturing 336411 | ACTIVE | 7.5 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
1 source holds this plant, and 10 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.
- SAM.gov entity registrationOPERATINGRecord C87MA1J9MRN7 · first seen FEB 2026 · last seen OCT 2026
IN FAIRFAX COUNTY20 other plants share this one’s industry (Other Fabricated Metal Product Manufacturing, NAICS 3329); 0 of them have a size band on record.
What each source says
Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.
- Name
- SAM.gov: MULTINATIONAL DEFENSE SERVICES LLC
- Street address
- SAM.gov: 4116 WALNEY RD
- City
- SAM.gov: CHANTILLY
- State
- SAM.gov: VA
- Coordinates
- Census geocoder: 38.890214327618,-77.433131553083 · JUL 2026
- Website
- SAM.gov: multinationaldefense.com
- Year established
- Sunbiz: 2008 · FEB 2008
- CAGE code
- SAM.gov: 51F84
- SAM registration expires
- SAM.gov: 2027-02-03
- State business registrationSOURCES DISAGREE
- Sunbiz: MULTINATIONAL DEFENSE SERVICES LLC, registered with the Florida Department of State, Division of Corporations; Limited liability company; formed 2008-02-27; active, annual report filed 2026-03-12 · MAR 2026
- VA SCC: MULTINATIONAL DEFENSE SERVICES LLC, registered with the Virginia State Corporation Commission; Limited liability company formed in Florida; registered 2019-07-10; active · JUL 2019