SAN DIMAS, Calif. – WesCorp says its culture is evolving to become more member centric. As part of that the nation's largest corporate is attempting to improve its national presence to work with credit unions throughout the country, and bring more investment dollars into the system. It has made a few personnel changes that go towards its goal of being member centric. * Dean Betz was named as its new director of Western region business development. Betz most recently served as group vice president of Western region for Liberty Enterprises. * Jon Riesett was hired to bolster WesCorp's East Cost business development presence. He will be based in Washington, D.C. making him the second WesCorp business development employee in that area. Prior to this move, Riesett was regional vice president for Southwest Business Corporation. * Vince Herman was named WesCorp's new director of capital markets. Most recently he was the principal and co-founder of Infiniti Advisory Group, LLC, a firm specializing in derivatives.