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Oahu HAWAII General Engineering Contractor

Cowper Construction is responsible for the day-to-day oversight of the construction site on the island Oahu, Hawaii.

In addition, we keep communication between the involved parties open and clear through out the course of project. We can handle all of your general contractor engineering needs for Oahu Hawaii.

Have Questions?

Contact us for any questions, estimates or more information.


We offer many construction services for Oahu, Hawaii. These are just a few. Give us a call to see how we can help with your construction projects in Hawaii.

Have a unique project? We offer More services

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


"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