Underground Systems INC

What they make

• engineering
• field services
• pressurizing
• circulation
• cooling plants
• monitoring
• ratings
• diagnostics
• controls
• electric power delivery industry

NAMED ON THE COMPANY’S OWN WEBSITE, READ SEP 9, 2026

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
MSMorristown Star Struck, LLC	Bethel	Other Measuring and Controlling Device Manufacturing 334519	◇ UNVERIFIED	0.4 KM
FMFocus Medical, LLC	Bethel	Electromedical and Electrotherapeutic Apparatus Manufacturing 334510	● ACTIVE	0.6 KM
EAEaton Aerospace LLC	Bethel	Other Electronic Component Manufacturing 334419	● ACTIVE	2.4 KM
Preferred Utilities Manufacturing Corporation	Danbury	Heating Equipment (except Warm Air Furnaces) Manufacturing 333414	● ACTIVE	3.4 KM
DNDrs Naval Power Systems INC	Danbury	Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals 334515	● ACTIVE	3.6 KM

Every listed plant in Western Connecticut County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 9 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.

• The company’s own websiteOPERATING
  first seen SEP 2026 · last seen OCT 2026
• SAM.gov entity registrationOPERATING
  Record S4HMKSLDW321 · first seen AUG 2026 · last seen AUG 2026

IN WESTERN CONNECTICUT COUNTY34 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

SAM.gov: UNDERGROUND SYSTEMS INC · AUG 2026

Street address

SAM.gov: 3A TROWBRIDGE DR · AUG 2026

City

SAM.gov: BETHEL · AUG 2026

State

SAM.gov: CT · AUG 2026

Coordinates

Census geocoder: 41.355330080858,-73.422884274894 · SEP 2026

Website

SAM.gov: http://www.USi-Power.com · AUG 2026

CAGE code

SAM.gov: 4CEK8 · AUG 2026

SAM registration expires

SAM.gov: 2027-08-05 · AUG 2026

State business registrationSOURCES DISAGREE

OR SOS: UNDERGROUND SYSTEMS, INC., registered with the Oregon Secretary of State, Corporation Division; Corporation formed in Delaware; registered 2016-04-25; active · APR 2016

VA SCC: Underground Systems, Inc., registered with the Virginia State Corporation Commission; Corporation formed in Delaware; registered 2005-09-23; active · SEP 2005