Operating signal within 12 months from two or more independent sources.
What they make
Motor Vehicle Gasoline Engine and Engine Parts Manufacturing336310- piston rings
- seals
- cast iron
- ductile iron
- PTFE
- stainless steel
- coatings
- manganese phosphate
- transmission
- mobile hydraulics
- industrial hydraulics
NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026
CERTIFICATIONS — LISTED ON THE COMPANY’S WEBSITE
- ISO 9001
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 |
|---|---|---|---|---|
| Sedia, INC. | Milwaukee | Other Motor Vehicle Parts Manufacturing 336390 | ACTIVE | 1.2 KM |
| Full Stop Technics LLC | Milwaukee | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511 | UNVERIFIED | 2.4 KM |
| Strattec Security CORP | Glendale | Nonferrous Metal Die-Casting Foundries 331523 | LIKELY ACTIVE | 3.4 KM |
| Tramont Manufacturing LLC | Milwaukee | Fabricated Structural Metal Manufacturing 332312 | UNVERIFIED | 4.9 KM |
| ETE Reman - Teutonia | Brown Deer | Motor Vehicle Transmission and Power Train Parts Manufacturing 336350 | LIKELY ACTIVE | 5.6 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
7 sources hold this plant, and 13 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 ICIS, NPDES, RCRAINFO, SSTS, WI-ESR · EPA site type STATIONARY.
- The company’s own websiteOPERATINGfirst seen JUL 2026 · last seen OCT 2026
- SAM.gov entity registrationOPERATINGRecord N9TNBHQYK7K7 · first seen MAR 2026 · last seen SEP 2026
- OSHA injury and illness reportsOPERATINGRecord 1472148 · first seen DEC 2025 · last seen DEC 2025
- DOL Form 5500 retirement plan filingsOPERATINGRecord 391753760|WI|53209|5730 n glen park rd · first seen DEC 2024 · last seen DEC 2024
- SBA Paycheck Protection Program loan recordsEXISTENCERecord WI|glendale|5730 n glen park rd · first seen JAN 2021 · last seen JAN 2021
- SBA 7(a) and 504 loan recordsEXISTENCEfirst seen MAY 2018 · last seen MAY 2018
- EPA Facility Registry ServiceEXISTENCERecord 110010885738 · first seen APR 2017 · last seen APR 2017
IN MILWAUKEE COUNTY20 other plants share this one’s industry (Motor Vehicle Parts Manufacturing, NAICS 3363); 9 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: GROVER CORPORATION · JUL 2026 · ON THIS PAGE
- SAM.gov: GROVER CORPORATION · SEP 2026 · ON THIS PAGE
- Street address
- EPA: 5730 N. GLEN PARK RD · JUL 2026 · ON THIS PAGE
- SAM.gov: 5730 N GLEN PARK RD · SEP 2026 · ON THIS PAGE
- CitySOURCES DISAGREE
- EPA: MILWAUKEE · JUL 2026
- SAM.gov: GLENDALE · SEP 2026 · ON THIS PAGE
- State
- EPA: WI · JUL 2026 · ON THIS PAGE
- SAM.gov: WI · SEP 2026 · ON THIS PAGE
- County (FIPS code)
- EPA: 55079 · SEP 2026
- Coordinates
- EPA: 43.12123,-87.93134 · JUL 2026
- Employees (band)
- OSHA: 20-99 · DEC 2025
- Website
- SAM.gov: https://www.grovercorp.com/ · SEP 2026
- CAGE code
- SAM.gov: 27055 · SEP 2026
- Retirement plan filing (Form 5500)
- DOL: 71 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024
- PPP loan
- SBA PPP: PPP loan x1, approved 2021-01-16, 51 jobs reported · JAN 2021
- SAM registration expires
- SAM.gov: 2027-03-18 · SEP 2026
- SBA loans
- SBA: 7a loan x1, jobs 0.0 · MAY 2018