Our Quality Team

Tim Patterson, ASQ CQA, CQM, Quality Assurance Manager

Mr. Patterson is the Quality Assurance Manager at Sekisui XenoTech, LLC. Mr. Patterson is responsible for overseeing all aspects of Sekisui XenoTech's quality and compliance improvement efforts, such as developing and administrating the quality program. In this role, he leads the operation of the organization’s Quality Assurance Unit and assures all aspects of the organization’s business conform to Sekisui XenoTech quality standards and regulatory expectations including applicable Good Laboratory Practices (GLP) regulations. Mr. Patterson has over 20 years of experience working in GMP and GLP regulated environments. Mr. Patterson received his BS degree in Secondary Education from the University of Kansas.

Shane De Büchel, RQAP-GLP, Quality Assurance Auditor II

Shane De Büchel is a QA Auditor II with Sekisui XenoTech, LLC. As such, Shane monitors the compliance of the facility, studies, products, and personnel. In this role, Shane performs audits independently, while continuing to promote quality across all areas at Sekisui XenoTech. In addition, Shane creates and conducts training as well as assisting the other members of the QA department. Shane De Büchel has over 7 years of quality assurance experience in the regulated pharmaceutical industry, including a year at EAG laboratories (formerly ABC Labs). Shane is also a member of the Sekisui XenoTech Safety Committee. Shane received a BA degree in Biology from the University of Missouri.

Tanya Milewski, Quality Assurance Auditor I

Mrs. Milewski is a QA Auditor I at Sekisui XenoTech, LLC. She helps assure compliance with standard operating procedures, federal regulations and good industry practices. This includes conducting facility and process based inspections, data audits and report verifications. Mrs. Milewski is continuously training in additional QAU service areas at Sekisui XenoTech. She has previous experience in a regulated industry including 2 years at Bayer and a summer internship at a pharmacy. Mrs. Milewski received a BA degree in International Relations & Business from Cottey College while pursuing pre-medical and pre-pharmacy courses after which she received an Associates in Science degree.

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