Black Diamond Supply is a great place for electric work and industrial supplies. The staff is always helpful and highly knowledgeable, knowing what everything is and providing excellent customer service. They are on point with information and timelines, often having even unusual items in stock. Employees take time to listen carefully to descriptions and search thoroughly, both in-store and at the warehouse. If they cannot find a specific item, they do not hesitate to recommend another place that might. The customer service is described as phenomenal, splendid, and some of the best ever experienced. Many customers highly recommend the business and plan to return, noting it is certain to check here first going forward.