Experience
Brent is a partner in Citrin Cooperman’s Private Client Services Practice.
Brent has extensive experience with tax research, planning, and compliance for closely held businesses and their owners. He continually monitors tax law developments and works with high-net-worth individuals, helping to guide them through the complicated tax issues that are unique to their business and investment activities.
Previously, Brent was a partner at Gatto, Pope & Walwick, LLP (GPW), which joined Citrin Cooperman in 2025.
CREDENTIALS
Education
M.S. in Taxation with High Honors, Golden Gate University
B.A. in Accounting, Point Loma Nazarene University
Licenses
Certified Public Accountant in the State of California
Presentations & Publications
Brent has been a guest presenter at the San Diego County Bar Association, UCSD, and various other local business groups.
WORK-LIFE BALANCE
Community Involvement
Brent serves on the board of STAR/PAL, a local charity aimed at building relationships between law enforcement and underserved youth in the San Diego, CA community.
Outside the Office
In his spare time, Brent regularly trains in jiu-jitsu and enjoys spending time with his wife and children.
Get in touch with Brent L. Gastineau today.
Fill out the form below to get in direct contact with Brent L. Gastineau and start your personalized consultation journey.
Get in touch with Brent L. Gastineau today.
Fill out the form below to get in direct contact with Brent L. Gastineau and start your personalized consultation journey.

