OSA Insurance Brokerage Services LLC is a mid-sized Insurance broker with offices in New York and New Jersey that provides boutique style service. Our firm has been in business for over 30 years serving the commercial needs of our clients in the Tri-State area. The OSA Insurance Brokerage Services LLC has established and maintained a reputation for premiere service and vast experience as demonstrated by our large and diverse client base. Real Estate owners, management companies, luxury condominium and cooperative buildings have all benefited from our exemplary service delivered with a personal touch.