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Extol INC

651 Case Karsten Dr, Zeeland, MI 49464

ACTIVELAST SEEN IN FEDERAL DATA OCT 2026 · 4 SOURCES

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

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What they make

Industrial Machinery Manufacturing333249

Products

Made or handled here · 1
System, Planning, Radiation Therapy Treatment
Where these came from
1 from FDA device registration · Federal registry
FDA device establishment 3004555507, product code MUJ; proprietary names: TrueFit Bolus, TrueFlex Bolus

Where it is

42.82452, -86.00489 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS
STREET VIEW

Other plants nearby

FacilityCityIndustryStatusDistance
Mission Design & Automation, LLCHollandAll Other Industrial Machinery Manufacturing
333248
 ACTIVE5.0 KM
Balanced Enterprise Solutions, LLCHollandSawmill, Woodworking, and Paper Machinery Manufacturing
333243
 ACTIVE5.1 KM
Koops, INCHollandAll Other Industrial Machinery Manufacturing
333248
 ACTIVE8.3 KM
Tric Tool LTDHollandMachine Shops
332710
 ACTIVE8.1 KM
West Michigan SplineHollandMetalworking Machinery Manufacturing
333513
 UNVERIFIED9.0 KM

Every listed plant in Ottawa County

Also at this address

No other federal record shares this street address.

Where this record comes from

4 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.

EPA cross-references this facility in RCRAINFO · EPA site type STATIONARY.

  • FDA device establishment registrationsOPERATING
    first seen AUG 2026 · last seen OCT 2026
  • OSHA injury and illness reportsOPERATING
    Record 1453566 · first seen DEC 2025 · last seen DEC 2025
  • EPA Facility Registry ServiceEXISTENCE
    Record 110016719345 · first seen JAN 2011 · last seen JAN 2011
  • EPA ECHO compliance recordsOPERATING
    first seen AUG 2004 · last seen AUG 2004

IN OTTAWA COUNTY13 other plants share this one’s industry (Industrial Machinery Manufacturing, NAICS 3332); 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
EPA: EXTOL INC · OCT 2026
Street address
EPA: 651 CASE KARSTEN DR · OCT 2026
City
EPA: ZEELAND · OCT 2026
State
EPA: MI · OCT 2026
County (FIPS code)
EPA: 26139 · OCT 2026
Coordinates
EPA: 42.82452,-86.00489 · OCT 2026
Employees (band)
OSHA: 20-99 · DEC 2025
Hazardous waste generator (RCRA)
EPA ECHO: VSQG · OCT 2026

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