Isaac has been fitting novice and pro riders alike since 2009 and been director of fit services for multiple bike shop chains.

Isaac was the first Body Geometry Fit certified fitter in Pennsylvania and has helped teach fit curriculum at Specialized Bicycle Components University. In 2018 He realized his dream of creating one of the East Coast's premier fit studios, specializing in biomechanical performance.

At Befitting Bicycles Isaac developed a fit protocol that is unique, repeatable and based on individual rider anatomy. During the offseasons Isaac teaches classes to help other industry professionals learn how to fit bikes based on "Befitting Biomechanics".

While fitting is his primary passion, Isaac also enjoys collaborating with custom brands to create custom bicycles