Cognac & Diamond

Cognac & Diamond is an independent contracting company based in Hollister, California, providing professional construction and property improvement services for residential and commercial clients. The company focuses on reliability, precision and tailored project execution to meet each client’s unique needs. With a strong commitment to professionalism, attention to detail and consistent results, Cognac & Diamond delivers high-quality workmanship across a range of projects. Flexible scheduling, clear communication and a client-first approach ensure every project is completed efficiently and to a high standard.