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Arnold-KraakmoArnold Kraakmo, NCARB
Managing Principal | Washington, Montana, & California (Oakland)

Arnold makes a great effort to create lasting personal connections with clients, vendors, and staff. He is a champion for the unification and prosperity of his team. As a trustee and activist at his church, Arnold’s strength in leadership extends far beyond the office walls.


John-SalasJohn Salas, PE, CEM, LEED AP, CBCP
Managing Principal, California
Mechanical Engineer

On a mission to make a difference in both the industry and the environment, John has constructed a rewarding career as a Mechanical Engineer and Managing Principal at Salas O’Brien. John’s fierce commitment to sustainability and conservation of resources make him a leader and innovator in the field of engineering. He also works as an instructor and activist in the community to help spread awareness and enthusiasm for the cause.

Office Address:
180 Grand Avenue
Suite 1325
Oakland, CA 94612
(Map and Directions)
510.272.9962 (f)

Contact our Oakland office