Concrete Polishing and Epoxy Installations serving Philadelphia New Jersey Delaware and New York regions. Trinity Building Services Contractors has provided effective building maintenance and contracting services since 1999. Located in Cherry Hill New Jersey, Trinity Building Service Contractor serves the Delaware Valley for all Decorative Concrete and Epoxy flooring installs. Specializing in concrete grinding and polishing, surface preparation and Epoxy flooring installation, Trinity takes pride in our services rendered.