Welcome, On-Site Builders, Inc. I am Gary Stringer and I have a full service design/build, remodeling company at your service. I also do all Handyman Services. The company is based in Myrtle Beach, South Carolina, and I service Myrtle Beach and surrounding areas. Our services include designing and constructing additions, kitchens, sunrooms, porches, decks and bathrooms to existing homes, and...