BRANCH HIGHLIGHTS:

The Southern California Branch, focusing on Los Angeles and Orange Counties, has a new group of confirmed officers who are geared up for 2024. This year we have a lot of great events planned that range from traditional technical presentations, professional networking, student engagement events, and just for fun events. Stay tuned for more information and thank you for being a supporter of the GRA Southern California Branch.

BRANCH INFORMATION:

The Southern California Branch continues its focus on student engagement and ongoing scholastic scholarship programs this year. We will be having student engagement events throughout the year, and we intend to boost our student membership and reward hard working students with scholarships. If you would like to learn more about these events, please reach out to our Vice-President Trevor Pontifex at tpontifex@elmontgomery.com. If you are interested in being an annual or monthly corporate sponsor for one of our events this year, please reach out to our Treasurer Hiroko Hort at hmhort@gsienv.com. For general questions, please reach out to our President Patrick Wickham at pwickham@elmontgomery.com or our Secretary Susan Xie at sxie@ekiconsult.com.

Branch Officers

President

Patrick Wickham, PG

Hydrogeologist, Montgomery and Associates
Pasadena, CA
Tel: (916) 753-4173
Send Email

Vice President

Trevor Pontifex, PG

Hydrogeologist, Montgomery and Associates
Pasadena, CA
Tel: (805) 448-5921
Send Email

Treasurer

Hiroko Hort, Ph.D., PE

Environmental Engineer, GSI Environmental, Inc.
Irvine, CA
Tel: (720) 273-6364
Send Email

Secretary

Susan Xie, PE

Water Resources Engineer, EKI Environment and Water, Inc.
Irvine, CA
Tel: (650) 292-9135
Send Email

Immediate Past President

Moises Santillan, MPA, PG

Associate Hydrogeologist, Water Replenishment District
Lakewood, CA
msantillan@wrd.org 
(562) 519-1354

Technical Advisors

• Michael Cruikshank, PG, CHg, Water Systems Consulting, Inc.
• Max Giannetta, Ph.D., GSI Environmental, Inc.
• Nathan Hatch, Intera, Inc.
• W. Richard Laton, Ph.D., PG, CHg, CPG, CSU Fullerton
• Brittney Maine, AECOM
• Patrick O’Connell, PG, CHg, EKI Environment & Water, Inc.
• Matt Pendleton, PG, CHg, University of Waterloo
• Trevor Pontifex, Montgomery & Associates, Inc.
• Jon Rohrer, PG, CHg, Roux, Inc.
• Bill Sedlak, Quinn Environmental Strategies, Inc.