SERVICES

Land Clearing - Demo - Underground Utilities - Septic Systems - Grease Traps - Lift Stations - Boulder Retaining Walls - Drainage Improvements - Site Construction Oversight

SEPTIC SYSTEMS

Septic Systems installed by a certified contractor here on Oahu Hawaii. We are locally owned and operated.

FIBERGLASS TANKS

Fiber Enterprises make a full line of Fiberglass Septic tanks for Hawaii from 1250 gal to 12,000 gallon.

PUMP STATIONS

We are ready to install your new Pump Stations on Oahu, Hawaii! We are locally owned and operated.

CESSPOOL UPGRADES

Whatever your company is most known for should go right here, whether that's bratwurst or baseball caps or vampire bat removal.

LEACH FIELDS

Septic drain fields are used to remove contaminants and impurities from the liquid that emerges from the septic tank. Also known as a leach field or leach drain.

CALL US FOR MORE SERVICES

Have questions? We offer more services! Call us today for more information.

TESTIMONIALS

"Cowper Construction finished my project on time and added some great ideas to improve the excavation design. Pro job and great skill with the equipment. I should have been using Cowper on my other jobs." ~ Kevin M


"Great company and I am happy with their work. Welcome back on my jobs any time!" ~ Kurt Davis


"My cesspool upgrade in Hawaii went down without any hangups. Thank you Mike and Bob!" ~ Aloha Jerry Driscoll

Next Steps...

Give us a call for more information and to speak with us.