Dynex Technologies, Inc.

14340 Sullyfield Circle, Chantilly, VA 20151

ACTIVELAST SEEN IN FEDERAL DATA AUG 2026 · 3 SOURCES

Operating signal within 12 months from two or more independent sources.

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What they make

Analytical Laboratory Instrument Manufacturing334516

Products

Made or handled here · 3

Colorimeter, Photometer, Spectrophotometer For Clinical Use · Equipment, Laboratory, General Purpose, Labeled Or Promoted For A Specific Medical Use · Station, Pipetting And Diluting, For Clinical Use

Where these came from

3 from FDA device registration · Federal registry

FDA device establishment 1117676, product code JJQ; proprietary names: DS2 Automated ELISA System, Agility Automated ELISA System, DSX Automated ELISA System

Where it is

38.89047, -77.44004 · CENSUS TIGER

COUNTY

Fairfax County

METRO AREA

Washington-Arlington-Alexandria, DC-VA-MD-WV

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STREET VIEW

Open street-level view — SEP 2019

Other plants nearby

Facility	City	Industry	Status	Distance
Dynex Technologies, INC	Chantilly	Analytical Laboratory Instrument Manufacturing 334516	ACTIVE	0.0 KM
Antenna Technologies Limited Company	Chantilly	Other Communications Equipment Manufacturing 334290	ACTIVE	0.1 KM
Nsgdatacom INC	Chantilly	Other Communications Equipment Manufacturing 334290	ACTIVE	0.4 KM
Chemring Sensors and Electronic Systems, INC.	Chantilly	Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511	LIKELY ACTIVE	0.6 KM
Redwire Holdings, LLC	Chantilly	Other Electronic Component Manufacturing 334419	LIKELY ACTIVE	0.6 KM

Every listed plant in Fairfax County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 7 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.

EPA cross-references this facility in RCRAINFO · EPA site type STATIONARY.

FDA device establishment registrationsOPERATING
first seen AUG 2026 · last seen AUG 2026
OSHA injury and illness reportsOPERATING
Record 606838 · first seen DEC 2025 · last seen DEC 2025
EPA Facility Registry ServiceEXISTENCE
Record 110005222320 · first seen OCT 2017 · last seen OCT 2017

ALSO RECORDED ASDYNEX TECH INC

IN FAIRFAX COUNTY47 other plants share this one’s industry (Navigational, Measuring, Electromedical, and Control Instruments Manufacturing, NAICS 3345); 13 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: EPA: DYNEX TECH INC · JUL 2026
Street address: EPA: 14340 SULLYFIELD CIR · JUL 2026
City: EPA: CHANTILLY · JUL 2026
State: EPA: VA · JUL 2026
County (FIPS code): EPA: 51059 · SEP 2026
Coordinates: Census geocoder: 38.89046858091,-77.440035172658 · JUL 2026 · ON THIS PAGE; EPA: 38.89046,-77.43995 · JUL 2026 · ON THIS PAGE
Employees (band): OSHA: 20-99 · DEC 2025

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