Diamond Products Tool Division

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
RTRidge Tool CO	Elyria	Forging and Stamping 332116	◐ LIKELY ACTIVE	0.2 KM
AMAffiliated Metal Industries, I	Olmsted Falls	Saw Blade and Handtool Manufacturing 332216	◇ UNVERIFIED	15.4 KM
The L.s. Starrett Company	Westlake	Saw Blade and Handtool Manufacturing 332216	● ACTIVE	20.1 KM
TSTru-cut Saw, INC	Brunswick	Saw Blade and Handtool Manufacturing 332216	● ACTIVE	28.3 KM
Martindale Electric Company, the	Lakewood	Saw Blade and Handtool Manufacturing 332216	● ACTIVE	29.7 KM

Every listed plant in Lorain County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 9 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 OH-CORE, RCRAINFO, TRIS · EPA site type STATIONARY.

• OSHA injury and illness reportsOPERATING
  Record 1070890 · first seen DEC 2025 · last seen DEC 2025
• DOL Form 5500 retirement plan filingsOPERATING
  Record 341664667|OH|44035|333 prospect st · first seen DEC 2024 · last seen DEC 2024
• EPA Facility Registry ServiceEXISTENCE
  Record 110000385413 · first seen JUL 2014 · last seen JUL 2014

ALSO RECORDED ASDIAMOND PRODUCTS LTD

IN LORAIN COUNTY1 other plant shares this one’s industry (Cutlery and Handtool Manufacturing, NAICS 3322); 1 of them has 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: DIAMOND PRODUCTS LTD · JUL 2026

Street address

EPA: 333 PROSPECT ST. · JUL 2026

City

EPA: ELYRIA · JUL 2026

State

EPA: OH · JUL 2026

County (FIPS code)

EPA: 39093 · SEP 2026

CoordinatesSOURCES DISAGREE

Census geocoder: 41.367391807958,-82.088847140335 · JUL 2026 · ON THIS PAGE

EPA: 41.3676,-82.08873 · JUL 2026

Employees (band)

OSHA: 100-499 · DEC 2025

Retirement plan filing (Form 5500)

DOL: 335 active participants, plan year ending 2024-12-31, 2 plan(s) · DEC 2024

State business registration

TX Comptroller: DIAMOND PRODUCTS LIMITED, registered with the Texas Comptroller of Public Accounts; Limited liability company; active