Staff Bios and Credentials

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MEDTOX is led by a strong experienced management group and a highly trained and qualified laboratory staff.

Richard J. Braun, MBA, JD

Chairman/President/CEO


Richard J. Braun, MBA, JD, was named Chairman of the Board of Directors and President on October 26, 2000. Mr. Braun was named a director and elected as Chief Executive Officer in July 1996. From 1994 until joining the Company, Mr. Braun acted as a private investor and provided management consulting services to the health care and technology industries. From 1992 until 1994, he served as Chief Operating Officer and as a director of EBP, Inc., a NYSE company engaged in managed care. From 1989 through 1991, Mr. Braun served as Executive Vice President, Chief Operating Officer and as a director of Reich and Tang L.P., a NYSE investment advisory and broker dealer firm.

Angela M. Lacis, CPA (inactive)

Corporate Controller and Principal Accounting Officer

Angela M. Lacis, CPA (inactive), was appointed Corporate Controller on April 15, 2010, and serves as our Principal Accounting Officer.  Ms. Lacis has over 14 years of finance and accounting experience.  She joined MEDTOX Laboratories in 2000 and has served in various positions relating to finance.  Ms. Lacis has served as the Company's Internal Financial Auditor since March of 2007.  From June 2003 to March 2007, she previously served as Corporate Controller and Principal Accounting Officer for the Company.

B. Mitchell Owens, MBA

Vice President and COO - Diagnostics Division

B. Mitchell Owens, MBA, was appointed Vice President and Chief Operating Officer of MEDTOX Diagnostics, Inc. on July 17, 2000.  Mr. Owens has over 23 years of experience in the diagnostics industry.  He joined the Company in 1988 and has served in various positions, including Director of Operations and General Manager.  Prior to joining the Company, Mr. Owens was employed by GTE Technical Products Division and Kayser-Roth Corporation in related operations management positions.

Susan E. Puskas, MT (ASCP) SC

Vice President, Quality Assurance, Regulatory Affairs, and COO - Clinical Laboratory Operations

Susan E. Puskas, MT (ASCP) SC, was appointed COO, Clinical Laboratory Operations on June 15, 2010, in addition to her position as Vice President, Quality Assurance and Regulatory Affairs which she has held since May 23, 2002.  Ms. Puskas is a board certified Medical Technologist and Specialist in Clinical Chemistry through the American Society of Clinical Pathologists.  Ms. Puskas has been with MEDTOX since 1991.  With over 35 years of clinical laboratory experience (greater than 30 years as a director/manager/ supervisor), she oversees the quality systems and regulatory affairs of the Company as well as the clinical laboratory operations.

James A. Schoonover, MBA

Vice President, Sales & Marketing and CMO

James A. Schoonover, MBA, was named Vice President of Sales and Marketing and Chief Marketing Officer on July 17, 2000. Mr. Schoonover joined the Company in August 1997 and has more than 25 years of experience in sales, public relations and sales management for a variety of service companies. Prior to joining MEDTOX Scientific, Inc., Mr. Schoonover was a Division Vice President for the medical services subsidiary of Olsten Corporation.

Charlotte L. Sebastian, MA, SPHR

Vice President, Human Resources


Charlotte L. Sebastian, MA, SPHR, was appointed Vice President, Human Resources on May 26, 2009.  She joined the Company as Director of Human Resources on July 11, 2005.  Ms. Sebastian has over 30 years of experience as an HR professional, including management positions at Mentor Corporation, Medtronic, and the Wilder Foundation.

Kevin J. Wiersma

Vice President, Chief Administrative Officer, and CFO of MEDTOX Scientific, Inc., and COO - Forensic Laboratory Operations

Kevin J. Wiersma, was appointed Chief Administrative Officer on June 15, 2010.  He was named Chief Financial Officer on May 22, 2002 and Chief Operating Officer on July 17, 2000.  He was named Vice President on July 20, 1998.  Mr. Wiersma joined MEDTOX Laboratories in 1992 and continued with the company following its acquisition by MEDTOX Scientific, Inc.  Mr. Wiersma has served in various positions relating to finance and operations management within the Company.

Dr. Mark G. Catlin, M.D.

Medical Director


Education:
Doctorate (Medicine), University of Minnesota; BA (Biology), Gustavus Adolphus

Experience: Medical Director for Three Rivers Pathology in Minnesota. Board Certified in 1986, Anatomic and Clinical Pathology; in 1999, Cytopathology

MEDTOX History: Dr. Catlin began working as a consultant for our clinical diagnostics laboratory in 2002. Dr. Catlin joined MEDTOX full-time as the Medical Director in August 2007. As Medical Director, Dr. Catlin oversees the daily operations of the clinical diagnostics and regional clinical laboratory.

Dr. Jennifer A. Collins, Ph.D., PHCert-CC, HCLD

Laboratory Director; Director, Forensic Laboratory

Education: Doctorate (Physiology), Northwestern University in Chicago; B.S. (Zoology), University of Michigan; Certificate in Public Health, University of Minnesota

Experience:
Research and Laboratory Management at Children’s Memorial Hospital, Bio-Analytical Technologies and MEDTOX BioAnalytical in Chicago

MEDTOX History:
 Dr. Collins joined MEDTOX in 1991.  She is the Laboratory Director and the Director of Forensic Toxicology as well as the designated Responsible Person under the National Laboratory Certification Program.  Dr. Collins coordinates laboratory research and development efforts, oversees the workplace drug testing laboratory and provides technical oversight for the clinical and occupational toxicology laboratories.

Gregory C. Janis

Director, Research and Development

Education: BA (Chemistry) and BS (Biochemistry), Virginia Polytechnic Institute and State University; MS (Toxicology), University of North Carolina, Chapel Hill

Experience: Experience developing and validating analytical and bioanalytical methods for the measurement of pharmaceuticals, environmental toxins, and neurotransmitters using a variety of analytical techniques while working within various universities and contract laboratories, 1992 through 2000

MEDTOX History: Mr. Janis joined MEDTOX in June 2000 as an R&D Chemist. In 2004, Mr. Janis became an Associate Director and in April 2007, promoted to Director of the Research and Development laboratory. Mr. Janis has been instrumental in the development and validation of high throughput analytical methods for the analysis of pharmaceuticals and drugs of abuse in biological samples.

Dr. Karla J. Walker, Pharm.D., DABCC, FACB

Clinical Director


Education:
 Doctorate (Pharmacy), University of Minnesota; BS (Pharmacy), University of Minnesota; BS (Medical Technology), Mankato State University

Experience: Diplomate of the American Board of Clinical Chemistry, 1998; and a fellow of the National Academy of Clinical Biochemistry, 2000

MEDTOX History: Dr. Walker began working at MEDTOX in 1985 as a Medical Technologist. She rejoined the MEDTOX staff in 1993 after completing a doctorate in pharmacy and 2-year research fellowship in pharmacokinetics at the University of Minnesota. Dr. Walker is active in the MEDTOX research mission and functions as a certifying scientist in the review, release, and interpretation of laboratory results.

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