美国TREK Diagnostic Systems  www.trekds.com www.magellanbio.com
TREK诊断系统公司是专业从事微生物自动化分析及检测试剂的研发、生产及销售，其设计思想、理念、技术引导了全球微生物鉴定药敏自动分析发展的潮流。
TREK诊断系统公司总部位于美国俄亥俄州（Ohio），在英国伦敦有生产先德（SENSITITRE）品牌的分公司。
TREK公司是第一个将荧光技术应用在鉴定和药敏试验上的高科技生物公司，尤其是在药敏分析方面占有绝对优势，与全球几乎所有大的制药企业都有广泛联系和深入合作,并拥有这些企业新药的最先用药权，并不断开发世界空白领域的微生物药敏试验，如：真菌、分枝杆菌、奴卡氏菌、需氧放线菌以及弯曲杆菌的药敏试验板条，所有这些充分显示了TREK强大的科研实力及良好的发展前景。
TREK作为NCCLS商业会员单位，同时为美国NCCLS提供冰冻的MIC法药敏试验板条，并作为药敏质量控制的标准。
TREK公司于2001年通过了ISO9001认证；2003年通过了ISO9001:2000及ISO13485认证。
TREK诊断系统公司于2004年共获得四项国际上享有声望的优秀奖项。
1．Medical Design Excellence Award 
2．NEO Success Award
3．NorTech Innovation Award
4．Ernst and Young Entrepreneur of the Year Award ‚ Mike Burke
目前TREK诊断系统公司除了拥有先德（SENSITITRE）微生物系统外，还有血培养系统，尿液微生物检测系统，alamarBlue细胞指示剂等等。TREK拥有的品牌包括： 
—血培养系统
—用于检测培养M. avium ssp. Paratuberculosis（与ESP系统结合）
— 微生物鉴定药敏分析系统
—尿液特殊细菌的筛选及鉴定
—细胞生长指示剂
—实验室冰冻板条服务系统

2011年赛默飞世尔收购Trek Diagnostic

TREK combines the efficiency, flexibility, and response of a small company with the global reach and technological strength of a large company. 
Dedication to Our Customers

Keeping our customers at the forefront of technology forms the heart of our company's mission. All of our product lines have fully funded development projects underway. Tremendous resources are invested to all product areas to maximize customer value.

In addition to investment in new products and product line enhancements, TREK has also invested in our R&D and manufacturing facilities and has established a central distribution center to streamline operations and expedite worldwide customer delivery. TREK's global facilities are:

World Headquarters, Cleveland, Ohio
- Product Development
- Customer Service and Technical Support
- Laboratory Services
- Operations, Service, Sales and Marketing

Sun Prairie, Wisconsin
- VersaTREK and para-JEM Research and Development
- VersaTREK and para-JEM Manufacturing
- Product Distribution Center

West Sussex, England
- Sensititre Research and Development
- Sensititre Manufacturing
- International Sales and Marketing

Recently acquired by Magellan Biosciences, Inc. (www.magellanbio.com), TREK now has significant new opportunities and resources available. Today, after many research and development accomplishments, the TREK team stands proud as a global manufacturer and distributor of automated systems and consumable products for the diagnostic microbiology laboratory.