March 13, 2015. Precision Realty Group is proud to announce they have represented Relentless Fitness in their expansion to 722 Chestnut Street. Precision Realty Group Vice President Kevin Healey handled the transaction. Relentless Fitness will occupy 3,000 SF of space and the Grand Opening is set for Sunday April 12th. Relentless Fitness is currently located at 249 South 10th Street offering personal training and group fitness classes for both adults and kids.