Hall Mechanical has deep roots within the new construction industry. Since 1991, we have provided certified, quality plumbing and gas installation to the following residential and commercial project types: New Home (Single Family & Townhome) Condos Apartments Strip Malls Hotels Assisted Living Hall Mechanical has a long history of providing high quality plumbing services to Virginia builders. We were recognized as the first NAHB (National Association of Home Builders) certified plumbing contractor in Virginia. We are also a charter member of the Plumbing and Mechanical Professionals of Virginia. Other professional organizations we support include: The Building Trades Association, Northern Virginia Building Industry Association, Top of Virginia Home Builders and Eastern Panhandle Home Builder Association. Our employees have the following certifications, special training, awards, and accreditations: Master Licenses (VA, MD, WVA) OSHA certification First aid certification Product installation certifications NHQ Certified Trade Plumbing Contractor Green Plumber Certification