Leyden Group

Terry Leyden founded The Leyden Group in 2003 after gaining more than twenty years of experience with another Colorado based recruiting firm. He is responsible for the company's operations in all of our market specialties, and personally manages the toxicology and regulatory affairs practice. Prior to Terry's business experience, he obtained a degree in Environmental Biology from Colorado College and subsequently worked in the environmental sciences.When away from the business, he is a collegiate football referee, presently on the staff of the PAC-12 Conference, and formerly played and officiated collegiate lacrosse.

Since 1981, Leyden Group associates have worked with a broad range of companies seeking professionals with experience in toxicology, product safety assessment, toxicologic pathology and risk assessment. As the nation's most active search firm in these disciplines, we have filled over 500 search assignments with pharmaceutical, chemical, consumer product, consulting and contract research laboratory clients. Our toxicology and related work spans early career to executive level recruitment and is global in scope.

The Leyden Group specializes in software sales recruiting, and is the best source for top 20% sales, leadership, and pre-sales talent in Denver and Nationwide. We help clone your top performers, which is the only way to make a major impact on revenue and quota attainment. Founded in 2003, The Leyden Group is a Colorado-based professional recruiting and executive search firm.

For over thirty years, Terry Leyden has managed a practice which exclusively focuses on toxicology, product safety, product stewardship and chemical/material/consumer regulatory affairs and product registration. His experience is extensive with pharmaceutical, biotechnology, chemical, agro-chemical, consumer/personal care products, food, contract research laboratories and consulting companies.