Boerne Gymnastics Center » Clubs Go back to directory. Add to Address Book. Boerne Gymnastics Center Boerne Gymnastics CenterBGC 105 Stonegate Road Boerne TX 78006 work Phone: 830-816-9496work Website: BGC Website Club Details Owner: Lorna Spellman Head coach: Rumen Lachkov Choreographer: Radostina Lachkov