NYC - General Contractor Est. 1998 Build-Source Corp. is a General Contractor with more than 50 years of combined experience. Since our beginning we have helped hundreds of customers complete their construction projects. Build-Source Corp has been renovating and building residences, commercial offices, hospital projects and medical facilities since 1998. Our experience and ability to complete diverse projects is a valued asset to our customers. We have a wide network of subcontractors that includes every trade necessary to complete your project. When it comes to helping clients fulfill their construction project needs, our team is second to none.