About Us


BioCheck, Inc. is the parent company of DRG. BioCheck, located in South San Francisco, California, USA, was found in April 1997. BioCheck acquired DRG International with offices in USA, Germany, Russia, Poland, and Czech Republic in August 2021. BioCheck designs, develops, and manufactures high-quality, In vitro diagnostic immunoassay devices, for the worldwide biomedical, pharmaceutical, and scientific research markets. Product categories include Tumor Markers, Cardiac Markers, Steroids, TORCH, Infectious Diseases, Thyroids, and Fertility. BioCheck also offers antibody purification and conjugation services.

BioCheck is an ISO 13485:2016 certified and U.S. FDA 21 CFR Part 820 compliant company that provides quality products and is committed to best-in-class customer care. Together with the DRG subsidiaries, BioCheck’s goal is to provide timely information so treatment can be implemented earlier, and effectiveness can be analyzed sooner to better the long-term outcomes or better life.

DRG International, Inc. is a leading manufacturer of clinical diagnostic and research ELISAs with distributors in over 110 countries. DRG is also the manufacturer of the DRG:HYBRiD-XL(r), a fully automated analyzer for Immunoassays and Clinical Chemistry. Founded in 1970, DRG International, Inc. provides a complete range of products and services to the diagnostic and research communities. DRG International’s global headquarters is conveniently situated in Springfield, New Jersey. Only 20 miles from New York City and 80 miles from Philadelphia, PA; DRG International, Inc. is in the heart of the Tri-State Area.

Quality – DRG International, Inc. operates in accordance with the FDA 21 CFR 820 Quality System Regulation as well as the ISO 13485:2016 standard. DRG maintains certifications in both ISO 13485:2016 and MDSAP (Medical Device Single Audit Program) by TUV Rheinland.

Sales – The majority of DRG sales are in immunodiagnostics worldwide, however, DRG is also an authorized distributor of CHROMagar chromogenic medium within the United States. With our MDSAP certification, as well as over 200 FDA-approved products and over 75 products registered with Health Canada, we are looking to expand our reach throughout North America and globally. Strong markets for DRG products are throughout Europe, Poland, Russia, the US, the Middle East, Asia- Pacific, China, and South America.

Founder – Dr. Cyril E. Geacintov (1930 – 2017)

President & CEO – Roy Paxton Yih

Mission Statement

DRG International, Inc., is committed to providing the medical and research community with cutting edge, easy-to-use and effective diagnostic devices. Founded in 1970, DRG International is constantly looking towards the future in order to continue to produce and distribute the highest-quality products worldwide.

Office Locations

Click a location on the map below to receive more information about the selected office.

Title Address Description
425 Eccles Ave, South San Francisco, CA 94080, USABioCheck, Inc.
425 Eccles Avenue
South San Francisco, CA 94080 USA

Tel: +1-650-573-1968
Fax: +1-650-573-1969

841 Mountain Ave, Springfield Township, NJ 07081, USA

DRG International, Inc. Global Headquarters
841 Mountain Avenue
Springfield, NJ 07081 USA

Tel: +1-973-564-7555
Fax: +1-973-564-7556

Frauenbergstraße 18, 35039 Marburg, Germany

DRG Instruments GmbH, R&D and Production
Frauenbergstrasse 18
D-35039 Marburg, Germany

Tel: +49 (0)-6421/1700-0
Fax: +49 (0)-6421/1700-50

RUSSIA - Moscow
Moscow, Russia, 117218

DRG Techsystems, ZAO
Novocheryomushkinskaya House 34, Building 1, Suite 2
117218 Moscow, Russia

Tel: +7 (499)-277-07-20
Fax: +7 (499)-724-29-49

RUSSIA - St. Petersburg
St Petersburg, Russia, 194156

DRG Biomed, OOO
Serdobolskaja Street Building 1, Office 183
194156 St. Petersburg, Russia

Tel: +7 (812)-492-5693/492-5793
Fax: +7 (812)-496-0047

Wita Stwosza 24, 02-661 Warszawa, Poland

Wita Stwosza Street #24
02-661 Warsaw, Poland

Tel: +48-(22)-847-82-44/83-75
Fax: +48-(22)-843-72-74

Šumavská 33, 602 00 Brno-střed, Czechia

DRG Spol. S.R.O.
Sumavska 33 Bldg. B – 9th Floor Office 901c,  902
61254 Brno, Czech Republic

Tel/Fax: +00420-532-091-339

Philanthropic/Board Memberships

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Click the link to learn more about how DRG is certified in the manufacturing and distribution of in-vitro diagnostic reagents used in the diagnosis of autoimmune status, cancer, cardiac markers, disease status, fertility testing, pregnancy testing, diabetes and immune status.