Facility	City	Industry	Status	Distance
Apex Microtechnology Corporation	Tucson	Semiconductor and Related Device Manufacturing 334413	ACTIVE	2.8 KM
Leonardo Electronics US INC.	Tucson	Semiconductor and Related Device Manufacturing 334413	ACTIVE	3.7 KM
Electronic Design & Development CORP	Oro Valley	Other Electronic Component Manufacturing 334419	ACTIVE	6.3 KM
Lightsense Technology INC	Tucson	Analytical Laboratory Instrument Manufacturing 334516	LIKELY ACTIVE	11.0 KM
Celestica LLC	Tucson	Printed Circuit Assembly (Electronic Assembly) Manufacturing 334418	ACTIVE	12.1 KM

Every listed plant in Pima County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 8 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 JUL 2026 · last seen OCT 2026
SAM.gov entity registrationOPERATING
Record CRLUWHJZHLU8 · first seen AUG 2025 · last seen JUL 2026

IN PIMA COUNTY20 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 6 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: RIDGETOP GROUP INC · JUL 2026
Street address: SAM.gov: 3580 W INA RD · JUL 2026
City: SAM.gov: TUCSON · JUL 2026
State: SAM.gov: AZ · JUL 2026
Coordinates: Census geocoder: 32.337551805589,-111.042894956534 · JUL 2026
Website: SAM.gov: http://www.ridgetopgroup.com · JUL 2026
CAGE code: SAM.gov: 1QDG8 · JUL 2026
SAM registration expires: SAM.gov: 2027-07-23 · JUL 2026

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