About Jeff Braun

Jeff Braun went to his first car race at age 3. He started driving karts at age 7. Jeff graduated from the Milwaukee School of Engineering with a B.S Degree in Mechanical Engineering in 1981.

In 1982, he got an offer to manage a new team (Transact Inc.) to field cars for Alan Kulwicki in ASA competition. Jeff bought out the owners of Transact and became President and majority owner 2 years later.

In 1990 Jeff decided to take Transact into a pure race engineering consulting business. In the years to follow, Transact has engineered almost every type of race car run in the world.

Jeff has won 3 Sports Car championships in his career and many races.

With fellow engineer, Paul Haney, Jeff wrote a race engineering technical book, “Inside Racing Technology”.

Despite all the success as a engineer in major race series, Jeff says racing with his son Colin and family are the most special. The family including son Travis and wife Diane raced karts all over the world winning many races and 5 US National championships with Colin driving.

Jeff and Colin continue to work together on the business aspects of racing now that Colin is a NASCAR Nationwide series driver for Roush Fenway Racing.

Jeff is currently engineering cars in the Grand Am Rolex Daytona Prototype series for Level 5 Motorsports.