About Us

Headed by enrolled agent Teresa Arellano our tax preparation specialists all have decades of experience in the tax industry.  Rest assured, when you choose to do your taxes with one of our preparers you will receive some of the best service in the industry.  All of our preparers receive yearly training on updates by the Internal Revenue Service to make sure you receive any credits you may be entitled to.  They are also prepared to answer any questions you have related to your tax return and if we can’t answer your question on the spot we will do the research to get you the best answer possible.

Our Tax preparers

Teresa Arellano, Enrolled Agent
Managing Tax Preparer

Teresa is the founder and owner of Santa Ana Professional Services. She founded the company in 2010, but has been working in the tax industry for over 25 years.  Teresa holds a finance degree from Cal State University Fullerton and  is an Enrolled Agent with the IRS.  As an Enrolled Agent, she has the unique ability to represent her client’s before the IRS during audit proceedings. She must keep up a rigorous course of continuing education credits to maintain this status with the IRS.  Ms. Arellano takes pride in her work and the relationships she has built with her clients over her decades of work in the industry, with a goal of helping her clients navigate the everchanging tax system.  In her free time Teresa enjoys daily exercise, spending time with her family, traveling and is an avid reader.


Carmina Velasquez

Elsa Saldana-Garibay

Elsa joined the Santa Ana Professional team in 2021, but she has over a decade of experience in tax preparation.  Elsa obtained her CTEC Tax preparation license in 2009, a real estate license in 2007 and became a Notary Public in 2006.  Elsa is passionate about working at a family owned business and is very proud of the relationships she has built with her client over the years as a tax preparer.  In her free time, Elsa volunteers at her children’s school as Vice President of the Parent Teacher Organization (PTO) and also volunteers as a troop leader for the Girl Scouts of Orange County.


Connie Magana

Connie joined the Santa Ana Professional Team in 2022.  She is a licensed Tax Preparer, Notary Public and accountant.  She has been working in the Tax and Accounting industry for 8 years and enjoys teaching her clients how to minimize their tax liability to create generational wealth.  In her spare time she enjoys volunteering at her local youth football and cheer organization, creating content for her podcast and managing her daughter’s small candy business. Her favorite part of Tax Season is the opportunity to build relationships with her clients


Pete Flores