Advanced Theoretical Concepts, INC.

4077 Calle Tesoro, Camarillo, CA 93012

ACTIVELAST SEEN IN FEDERAL DATA OCT 2026 · 4 SOURCES

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

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Homepage of Advanced Theoretical Concepts, INC.

Their homepage, crawled JUL 2026

What they make

Machine Shops332710

precision components
machined parts
precision swiss machining
automation
laser engraving
space exploration
military
automotive
medical
9100D

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

Products

Sold by ADVANCED THEORETICAL CONCEPTS, INC. · 1

Ammunition Maintenance, Repair, And Checkout Specialized Equipment

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

1 from usaspending_psc · Federal registry

Supplied under federal award N6833522P0044 (2021-12-01), PSC . An award shows what the government bought from this company; it does not establish which of its sites made it.

Where it is

34.23068, -119.01341 · CENSUS TIGER

COUNTY

Ventura County

METRO AREA

Oxnard-Thousand Oaks-Ventura, CA

ON GOOGLE MAPS

Open this address

STREET VIEW

Open street-level view — MAR 2026

Other plants nearby

Facility	City	Industry	Status	Distance
Dynamic Loop, INC.	Camarillo	Machine Shops 332710	ACTIVE	0.3 KM
Rache Corporation	Camarillo	Machine Shops 332710	ACTIVE	0.3 KM
J and J Custom Machining L.l.c.	Camarillo	Machine Shops 332710	ACTIVE	0.4 KM
Airborne Technologies, INC.	Camarillo	Aircraft Manufacturing 336411	ACTIVE	0.5 KM
Williams Aerospace & Manufacturing INC	Camarillo	Other Aircraft Parts and Auxiliary Equipment Manufacturing 336413	LIKELY ACTIVE	0.5 KM

Every listed plant in Ventura County

Also at this address

No other federal record shares this street address.

Where this record comes from

4 sources hold this plant, and 11 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.

The company’s own websiteOPERATING
first seen JUL 2026 · last seen OCT 2026
SAM.gov entity registrationOPERATING
Record EMNGRF6PTP23 · first seen NOV 2025 · last seen NOV 2025
EPA Facility Registry ServiceEXISTENCE
Record 110071843458 · first seen OCT 2024 · last seen OCT 2024
SBA Paycheck Protection Program loan recordsEXISTENCE
Record CA|camarillo|4077 calle tesoro · first seen MAR 2021 · last seen MAR 2021

ALSO RECORDED ASADVANCED THEORETICAL CONCEPTS INC DBA ATC INC

IN VENTURA COUNTY65 other plants share this one’s industry (Machine Shops; Turned Product; and Screw, Nut, and Bolt Manufacturing, NAICS 3327); 23 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.

NameSOURCES DISAGREE: EPA: ADVANCED THEORETICAL CONCEPTS INC DBA ATC INC · JUL 2026; SAM.gov: ADVANCED THEORETICAL CONCEPTS, INC. · NOV 2025 · ON THIS PAGE
Street address: EPA: 4077 CALLE TESORO · JUL 2026 · ON THIS PAGE; SAM.gov: 4077 CALLE TESORO · NOV 2025 · ON THIS PAGE
City: EPA: CAMARILLO · JUL 2026 · ON THIS PAGE; SAM.gov: CAMARILLO · NOV 2025 · ON THIS PAGE
State: EPA: CA · JUL 2026 · ON THIS PAGE; SAM.gov: CA · NOV 2025 · ON THIS PAGE
County (FIPS code): EPA: 06111 · SEP 2026
Coordinates: EPA: 34.230683,-119.013412 · JUL 2026
Employees (band): SBA PPP: 1-19 · MAR 2021
Website: SAM.gov: http://www.atcinc.us · NOV 2025
CAGE code: SAM.gov: 54XB8 · NOV 2025
PPP loan: SBA PPP: PPP loan x1, approved 2021-03-10, 6 jobs reported · MAR 2021
SAM registration expires: SAM.gov: 2026-11-17 · NOV 2025

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