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Monday - Friday 08:00 - 20:00

Saturday and Sunday - CLOSED

+ 0800 2466 7921


34th Avenue

New York, W2 3XE


Michael Souza

Founder, CEO, CIO, Financial Advisor

Michael Souza is Koa Wealth Management’s founder, Chief Executive Officer, and Chief Investment Officer. Born with a natural instinct to protect others, Michael chose the Hawaiian word Koa to represent his firm as a testament to the Koa warriors and their legacy of being brave, bold, and fearless. Michael began his career in financial services at UBS PaineWebber, graduating from the firm’s Financial Advisory Training Program and eventually attaining the Title of Vice President. After leaving UBS, Michael became a Senior Vice President and Portfolio Management Director at Morgan Stanley where he was consistently recognized by the firm as one its top advisors in San Diego County. Michael was a two-sport All-American at Punahou School in Honolulu, HI and he received his B.A. in Political Science with a Minor in Business from Northwestern University in Evanston, IL. Previous to joining the world of finance, Michael played professional football for the Indianapolis Colts. He now resides in Carlsbad, CA with his family.


Chad Williamson®


As Koa Wealth Management’s lead CERTIFIED FINANCIAL PLANNER™, Chad Williamson assists with the firm’s eMoney technology platform. Chad graduated from San Diego State University with a Degree in Economics and was the Vice President of SDSU’s Financial Planning Association. Chad joins Koa Wealth Management from the Wealth Consulting Group, a local RIA, where he served in a critical role as a Paraplanner. He now supports our team in addressing strategies that can help our clients with retirement planning, education funding, estate conservation, and many other needs. In his free time, Chad enjoys traveling abroad with his friends, playing beach games, and discovering local food haunts in San Diego.


Kimberly Mazza

Senior Client Service Administrator

Kim is Koa’s Senior Client Administrator. As the Senior Client Administrator, she provides relationship management, as well as client services and administrative support for our team. Prior to joining Koa Wealth Management, Kim worked as the CSM/Global Sales Analyst for a local embedded technology company. Kim is originally from the New England area but now resides in North County San Diego with her three boys and puppy. In her free time she enjoys spending time with her boys, reading, hiking and weekend road trips.