Sinclair Recreation, LLC will provide you with the best playground equipment available, the most comprehensive customer service, and the most professional installation in the industry. Sinclair Recreation, LLC realizes that the experience doesnÄôt end with the sale of the equipment. This is why we contract with only the most experienced of installation crews. All of our crews are certified by the National Playground Safety Institute (NPSI) and our manufacturer. They are fully capable of installing your park equipment, safety surfacing, and border material. They are also available for site work such as grading, drainage, surfacing sub-base and concrete work. These professionals are also trained to supervise a group of your own workers for a daily fee.