Steve Wirtel,

Steve Wirtel provides business development training for professional service providers - Consulting Engineers, Scientists, Architects, Construction Professionals - anyone that is “selling the invisible...their services.” The core of these services is a seminar called "Design and Delivery of Winning Presentations and Proposals." Dag Knudsen taught this seminar for the past 25 years. Dag recently retired and Steve is now providing the seminar. Steve has known Dag for 20 years and has been implementing the process at Carollo Engineers and U.S. Filter.