Serving the Hawaiian Island of Oahu for 40 years
Cowper Construction, is a full service site work Engineer for the Island of Oahu.
We can take care of your project
We can handle all of your general engineering needs for Oahu Hawaii. From grubbing and clearing to finish grading.
Services include Demo, Oahu Lot Clearing, Rock Breaking, All site prep for building, Septic Systems Treatment Plants.
- Large Fiberglass Tanks
- Septic Systems
- Knight Aerobic Systems
- Leach Fields
- Pump Stations
- Grease Traps
OUR SERVICES
We are ready to install your new Pump Stations on Oahu, Hawaii! We are locally owned and operated.
Septic Systems installed by a certified contractor here on Oahu Hawaii. We are locally owned and operated.
Fiber Enterprises make a full line of Fiberglass Septic tanks for Hawaii from 1250 gal to 12,000 gallon.
Testimonials
My cesspool upgrade in Hawaii went down without any hangups. Thank you Mike and Bob
Great company and I am happy with their work.
Welcome back on my jobs any time!
Pro job and great skill with the equipment.
Should have been using Cowper on my other jobs.
Team