Business Services

Independent laboratories in Gaithersburg, MD

2 independent, locally-owned laboratories are listed in Gaithersburg, Maryland on CheckThisBiz. National chains and franchises are not included. Ranked by how much we could independently verify (listing sources, phone, website and owner verification), the top laboratories are L&J BIO USA, Inc. and Phone Repair Lab.

How we rank: email-verified customer reviews on CheckThisBiz first, then independent checks (listing sources, phone, website and domain, owner verification). Paid placement never changes this ranking. Our methods · Sources · Updated November 12, 2026

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All 35 It Service and Computer Repair 14 Software Development 12 Mobile Phone Repair 4 Laboratory 2 Electronics Repair 2 Machine 1

2 laboratories in Gaithersburg · Clear

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L&J BIO USA, Inc.

Laboratory

25 W Watkins Mill Rd, Gaithersburg, MD

Good signals

Phone Repair Lab

Laboratory

701 Russell Ave Ste 1, Gaithersburg, MD

Good signals

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