Diagnostic Specialties INC

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
SISpex Industries INC Chemical & Sample Prep	Metuchen	All Other Basic Organic Chemical Manufacturing 325199	◇ UNVERIFIED	0.0 KM
Spex Sample Prep LLC	Metuchen	Analytical Laboratory Instrument Manufacturing 334516	● ACTIVE	0.1 KM
Mouthwatch INC	Metuchen	Dental Equipment and Supplies Manufacturing 339114	● ACTIVE	1.0 KM
AHAnsell Healthcare Products LLC	Iselin	Surgical Appliance and Supplies Manufacturing 339113	● ACTIVE	4.1 KM
Hanger Prosthetics & Orthotics East, INC.	Edison	Surgical Appliance and Supplies Manufacturing 339113	● ACTIVE	5.2 KM

Every listed plant in Middlesex County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 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 NJ-NJEMS, RCRAINFO · EPA site type STATIONARY.

• SBA Paycheck Protection Program loan recordsEXISTENCE
  Record NJ|metuchen|4 leonard st · first seen APR 2020 · last seen APR 2020
• EPA Facility Registry ServiceEXISTENCE
  Record 110004212030 · first seen AUG 2010 · last seen AUG 2010

IN MIDDLESEX COUNTY17 other plants share this one’s industry (Medical Equipment and Supplies Manufacturing, NAICS 3391); 7 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: DIAGNOSTIC SPECIALTIES INC · OCT 2026

Street address

EPA: 4 LEONARD STREET · OCT 2026

City

EPA: METUCHEN · OCT 2026

State

EPA: NJ · OCT 2026

County (FIPS code)

EPA: 34023 · OCT 2026

Coordinates

EPA: 40.5469,-74.3722 · OCT 2026

Employees (band)

SBA PPP: 1-19 · APR 2020

Year established

NJ DORES: 1973 · AUG 1973

PPP loan

SBA PPP: PPP loan x1, approved 2020-04-29, 2 jobs reported · APR 2020

Hazardous waste generator (RCRA)

EPA ECHO: none · OCT 2026

State business registration

NJ DORES: DIAGNOSTIC SPECIALTIES, INC., registered with the New Jersey Division of Revenue and Enterprise Services; Corporation; formed 1973-08-28; active · AUG 1973