OpAns, LLC is a well established contract research organization (CRO) specializing in mass spectrometry, separations chemistry, pediatric clinical trial support and micro-sampling techniques (including use of our patented amasse(TM) dried bio-fluid specimen collection device). Our services are divided into three support areas: research, development and personalized testing. We support government (EPA, NIH, NCATS), chemical industries (pharmaceuticals and agricultural chemicals), hospitals, clinics, and the court system. We became an industry leader by successfully supporting a range of clients and feeding the learnings from each area of support into the development of each of the other areas. Research Studies Include: In Vitro Screening including: In-vitro Enzymatic Assays, Protein Binding, and ADME; Bioanalytical including: Pharmacokinetics and Biomarker Quantification Development Studies Include: Non-Clinical and Clinical (Bioanalytical including: Safety, Pharmacokinetics, Pharmacodynamics, and Biomarkers), and Environmental (Bioanalytical and Chemical Confirmation including: TOX21, ToxCast, Endocrine Disruption Screening Program (EDSP), and Toxicology) Personalized Testing Includes: Hospitals (Clinical Diagnostics), Clinics (Clinical Diagnostics) and Courts: Therapeutic Drug Monitoring, Steroid Hormone Monitoring and Toxicology
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The OpAns LLC annual revenue was $8.2 million in 2026.
Ken Lewis is the Owner of OpAns LLC.
22 people are employed at OpAns LLC.
OpAns LLC is based in Durham, North Carolina.
The NAICS codes for OpAns LLC are [541, 62, 621, 6215, 62151, 54].
The SIC codes for OpAns LLC are [80, 807].