Rudolph Research Analytical Corporation

What they make

• density meters
• refractometers
• polarimeters
• saccharimeters
• DDM 29

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

Products

Where it is

Other plants nearby

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Every listed plant in Morris County

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.

• The company’s own websiteOPERATING
  first seen JUL 2026 · last seen OCT 2026
• SAM.gov entity registrationOPERATING
  Record TMSAT2W6ZLK9 · first seen SEP 2025 · last seen AUG 2026
• DOL Form 5500 retirement plan filingsOPERATING
  Record 223436973|NJ|07840|55 newburgh rd · first seen DEC 2024 · last seen DEC 2024
• SBA Paycheck Protection Program loan recordsEXISTENCE
  Record NJ|hackettstown|55 newburgh rd · first seen FEB 2021 · last seen FEB 2021
• SBA 7(a) and 504 loan recordsEXISTENCE
  first seen JUN 2018 · last seen JUN 2018

IN MORRIS COUNTY45 other plants share this one’s industry (Navigational, Measuring, Electromedical, and Control Instruments Manufacturing, NAICS 3345); 15 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

SAM.gov: RUDOLPH RESEARCH ANALYTICAL CORPORATION · AUG 2026

Street address

SAM.gov: 55 NEWBURGH RD · AUG 2026

City

SAM.gov: HACKETTSTOWN · AUG 2026

State

SAM.gov: NJ · AUG 2026

Coordinates

Census geocoder: 40.822036604857,-74.828829689897 · JUL 2026

Employees (band)

DOL: 20-99 · DEC 2024

Website

SAM.gov: www.rudolphresearch.com · AUG 2026

Year established

Company website: 1930 · AUG 2026

CAGE code

SAM.gov: 3WHP1 · AUG 2026

Retirement plan filing (Form 5500)

DOL: 65 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024

PPP loan

SBA PPP: PPP loan x2, approved 2021-02-13, 64 jobs reported · FEB 2021

SAM registration expires

SAM.gov: 2027-08-18 · AUG 2026

SBA loans

SBA: 7a loan x4, jobs 0.0 · JUN 2018

State business registrationSOURCES DISAGREE

CT SOTS: Rudolph Research Analytical Corporation, registered with the Connecticut Secretary of the State; Corporation formed in New Jersey; registered 2023-08-17; active, annual report filed 2025-07-18 · JUL 2025

NJ DORES: RUDOLPH RESEARCH ANALYTICAL CORPORATION, registered with the New Jersey Division of Revenue and Enterprise Services; Corporation; formed 1996-04-09; active · APR 1996

TX Comptroller: RUDOLPH RESEARCH ANALYTICAL CORPORATION, registered with the Texas Comptroller of Public Accounts; Corporation; registered 2026-06-29; active · JUN 2026