Construction Materials started in 1969. The founders (Florence and Bob) incorporated in 1971. Bob a Graduate of Kaimuki High School and a Retired Master Sergeant from Hawaii’s National Guard is best known for his quick witted humor and hilarious jokes. Florence was the companies best kept secret. She managed to fill any position when necessary. On August 5, 2016. The Corporation transferred to next generation. With innovative ideas being implemented in timely fashion we hope to see you online ordering by 2020. Till then, you'll actually talk to a real live person without being prompted...lol If you prefer you can e-mail, or fax request for quotes. “The one on one relationship is still the key to our success: "We will keep the traditions of our Kupuna (Founders) by keeping the feel of the ‘Mama and Papa’ store.