Operating signal within 12 months from two or more independent sources.
What they make
Relay and Industrial Control Manufacturing335314- control products
- communication accessories
- precision tooling
- wire EDM
- demanding markets
NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026
Open positions
Openings read from Otto Engineering INC’s own job board on Breezy, last checked OCT 24, 2026. FactoryRegistry does not host applications — each title opens the posting where the company published it.
- Senior Electrical Engineer IV - CommunicationsCarpentersville, IL · Engineering · posted OCT 23, 2026
- Electrical Engineer III - CommunicationsCarpentersville, IL · Engineering · posted OCT 23, 2026
- Pricing Strategy Analyst – ControlsCarpentersville, IL · Sales · posted OCT 23, 2026
- Project Engineer - ControlsCarpentersville, IL · Engineering · posted OCT 23, 2026
- Manufacturing Engineering Technician - ControlsCarpentersville, IL · Manufacturing Engineering · posted OCT 23, 2026
- Mechanical Engineer II - ControlsCarpentersville, IL · Engineering · posted OCT 23, 2026
- Tool and Die MakerCarpentersville, IL · Tech Center · posted OCT 21, 2026
- Assembler 2nd shiftCarpentersville, IL · Production · posted OCT 21, 2026
- Assembler 1st shiftCarpentersville, IL · Production · posted OCT 21, 2026
- Molding Machine Operator - 2nd shiftCarpentersville, IL · Molding · posted OCT 21, 2026
CERTIFICATIONS — LISTED ON THE COMPANY’S WEBSITE
- RoHS
Read from this company’s own website on August 9, 2026. Nobody at the facility has confirmed it here, and FactoryRegistry has not verified these — unlike operating status, which comes from independent public records. A certificate can lapse without the website changing, so ask the facility for current ones.
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| A2z Electronics LLC | Elgin | Printed Circuit Assembly (Electronic Assembly) Manufacturing 334418 | ACTIVE | 4.4 KM |
| Kinney Electrical Mfg CO | Elgin | Switchgear and Switchboard Apparatus Manufacturing 335313 | UNVERIFIED | 6.7 KM |
| Vf Transformer | Elgin | Power, Distribution, and Specialty Transformer Manufacturing 335311 | UNVERIFIED | 6.7 KM |
| Autotrol CORP | Crystal Lake | Motor and Generator Manufacturing 335312 | UNVERIFIED | 15.1 KM |
| Olympic Controls CORP | Bartlett | Measuring, Dispensing, and Other Pumping Equipment Manufacturing 333914 | ACTIVE | 15.7 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
5 sources hold this plant, and 14 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 ACES, AIR, AIRS/AFS, EIS, RCRAINFO · EPA site type STATIONARY.
- The company’s own websiteOPERATINGfirst seen JUL 2026 · last seen OCT 2026
- SAM.gov entity registrationOPERATINGRecord RK4VY4J3J6P6 · first seen MAR 2026 · last seen MAR 2026
- DOL Form 5500 retirement plan filingsOPERATINGRecord 362538513|IL|60110|2 e main st · first seen DEC 2024 · last seen DEC 2024
- SBA Paycheck Protection Program loan recordsEXISTENCERecord IL|carpentersville|2 e main st · first seen AUG 2020 · last seen AUG 2020
- EPA Facility Registry ServiceEXISTENCERecords 110005817483, 110018339341 · first seen SEP 2010 · last seen JUN 2017
ALSO RECORDED ASOTTO ENGINEERING
IN KANE COUNTY7 other plants share this one’s industry (Electrical Equipment Manufacturing, NAICS 3353); 4 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: OTTO ENGINEERING INC · JUL 2026 · ON THIS PAGE
- SAM.gov: OTTO ENGINEERING INC · MAR 2026 · ON THIS PAGE
- Street address
- EPA: 2 E MAIN ST · JUL 2026 · ON THIS PAGE
- SAM.gov: 2 E MAIN ST · MAR 2026 · ON THIS PAGE
- City
- EPA: CARPENTERSVILLE · JUL 2026 · ON THIS PAGE
- SAM.gov: CARPENTERSVILLE · MAR 2026 · ON THIS PAGE
- State
- EPA: IL · JUL 2026 · ON THIS PAGE
- SAM.gov: IL · MAR 2026 · ON THIS PAGE
- County (FIPS code)
- EPA: 17089 · SEP 2026
- Coordinates
- EPA: 42.109281,-88.289156 · JUL 2026
- Employees (band)
- DOL: 500+ · DEC 2024
- Website
- SAM.gov: www.ottoexcellence.com · MAR 2026
- Year established
- Company website: 1961 · AUG 2026
- CAGE code
- SAM.gov: 21649 · MAR 2026
- Retirement plan filing (Form 5500)
- DOL: 533 active participants, plan year ending 2024-12-31, 2 plan(s) · DEC 2024
- PPP loan
- SBA PPP: PPP loan x1, approved 2020-08-03, 500 jobs reported · AUG 2020
- SAM registration expires
- SAM.gov: 2027-03-26 · MAR 2026
- State business registration
- TX Comptroller: OTTO ENGINEERING INC, registered with the Texas Comptroller of Public Accounts; Corporation; active