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Fairfield, New Jersey, USA

Nelson Labs Fairfield is a leading outsource provider of microbiology and analytical chemistry testing for pharmaceutical and medical-device manufacturers and is known for USP compendial microbiology, sterility assurance, and analytical-chemistry testing.

Facility Addresses

For audits:
Nelson Labs Fairfield
122 Fairfield Road
Fairfield, NJ 07004-2405

For sample deliveries:
Nelson Labs Fairfield
16 Montesano Road
Fairfield, NJ 07004-2405

Hours of Operation

Weekdays 8:30 a.m. – 5:00 p.m.

2023 Holiday Closure Dates

  • January 2 (New Year)
  • May 29 (Memorial Day)
  • July 3 & 4 (Independence Day)
  • September 4 (Labor Day)
  • November 23 & 24 (Thanksgiving)
  • December 25 (Christmas)


+1 (973) 227-6882


[email protected]


Nelson Labs Fairfield is ISO 17025, GMP & GLP certified, and FDA registered.

Certification Packet

Qualification Packet
(The Fairfield, NJ locations meet the Nelson Labs’ site qualifications standards)

Terms & Conditions

Nelson Labs Fairfield (NLF) would like to inform you of internal changes to the methodology for calculating bioburden results. These changes are based on the global harmonized bioburden procedure, STP0036, and are driven significantly by the ISO bioburden standard, 11737-1:2018. To learn more, read the full memo.

Testing Services


At Nelson Labs, help is never more than a click or call away. From Sample Submission to Sterilization and everything in between, we invite you to contact our team today.
Contact Us Today