General Info

Welzig Heating, Air, Plumbing & Electric, a family-owned and operated business since 1993, is Longmont’s trusted provider of heating, cooling, plumbing, and electrical services. Our experienced technicians specialize in keeping homes comfortable and energy-efficient year-round. Whether you need furnace repairs, AC maintenance, or plumbing solutions, we deliver expert service with integrity. From routine furnace tune-ups to full system installations, we ensure quality workmanship and customer satisfaction. Experience the Welzig difference—exceptional service backed by decades of expertise. Call today for reliable furnace, heating, cooling, and plumbing solutions!