trailmarker ltd.

David Shafer is a uniquely qualified, highly motivated health, safety and environmental professional who applies his expertise to employee training and education. His many years as a consultant, government contractor, college educator and employer have produced a balanced perspective and effectiveness grounded in reality and practical thinking. Dave has a Master of Science Degree in Environmental Science from Drexel University and a B.A. in Biology from the University of Colorado, Boulder. He holds the following certifications: CSP, CSHM, SMS, CHMM, CET.