Intac International, LLC provides software solutions for HVAC, plumbing, electrical, and field service contractors. It offers Wintac, a business automation software solution for field service, installation, construction, repair, and service contracting companies in commercial, residential, and industrial sectors. The company also provides additional options and custom services. It serves users in air conditioning, alarm and security, appliance repair, automotive detailing, cabling installation, carpet cleaning, chimney sweeping, commercial cleaning, computer repair, computer services, construction, copier machine repair, drain cleaning, electrical, facility management, fitness equipment repair, flooring, fuel oil delivery, furnace service, furniture repair, general repair, handyman services, heating, HVAC, irrigation, janitorial, landscaping, lawn care, locksmith service, maid service, masonry, mobile auto repair, overhead door install/repair, painting, pest control, plumbing, pool and spa, propane delivery, property management, refrigeration, refurbishing, remodeling, residential cleaning, restoration, roofing, septic cleaning, sheet metal fabrication, snow removal, tanning equipment repair, telecommunications, tree service, and window cleaning industries. The company was founded in 1988 and is headquartered in Burlington, Massachusetts.