Certified Women-Owned Other Heavy and Civil Engineering Construction in Hawaii

We are a small, women-owned general contracting firm specializing in mechanical and structural steel services. Our skilled team of Millwrights is dedicated to the precise alignment and installation of heavy equipment, not limited to dryers, air compressors, pumps, and motors. Additionally, we offer rigging and on-site welding services to meet your construction needs.

Addon Services LLC (Addon) is a DoD and civilian contractor with exceptional past performance in successfully executing projects in design build Construction, Real Property / Facilities Management, Professional/Administrative Services, Information Technology, Technical Publications, and Manufacturing. We are a woman owned 8(a) EDWOSB firm with a valid DD254.

Complete residential construction and remodeling in masonry, carpentry, drywall, roofing, painting, electrical, plumbing, solar heating, air conditioning. Certified in Construction safety and Health, CAPS, CPR qualified by Quality Control Certified.