Capstone Holding Corp., through its subsidiaries, engages in the distribution of masonry stone products in the United States. Its masonry stone products include manufactured and natural stone cladding products, natural stone landscape products and related goods for residential and commercial construction. The company was formerly known as Capstone Therapeutics Corp. and changed its name to Capstone Holding Corp. in February 2022. Capstone Holding Corp. was incorporated in 1987 and is headquartered in Tempe, Arizona. Capstone Holding Corp. operates as a subsidiary of BP Peptides, LLC.