Frank Polese, founder and president of Oasis Materials Corp., employs close to 100 at his Poway headquarter and exports 80 percent of what is manufactured in-house.

Frank Polese, founder and president of Oasis Materials Corp., employs close to 100 at his Poway headquarter and exports 80 percent of what is manufactured in-house. Photo by Jamie Scott Lytle.

— Although Oasis Materials Corp...

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