The people behind your books

Founded in 2014 by Kathy Nguyen, an IRS Enrolled Agent with 18 years of client work and eight years as a corporate controller before that.

Kathy Nguyen, Enrolled Agent, founder of TT Tax and Business Services Inc

Kathy Nguyen, EA

Founder, Tax Consultant and Enrolled Agent

Kathy has served clients in Southern California and throughout 50 states for over 18 years. She values a client-focused approach, partnering with clients to help them grow and achieve their goals. With a Bachelor of Arts in Accounting and 22 years as an EA, Kathy has built a strong skill set and a commitment to excellence. Her goal is to empower clients with comprehensive tax solutions that drive success and ensure long-term financial prosperity.

In her own words: “I graduated with an accounting degree. I love dealing with numbers and love helping clients manage their business. I started TT Tax in 2014 after eight years in a controller position, to grow my career in the field I love while still having time with my family and kids.”

Kathy is an IRS Enrolled Agent (license 112737), which means she can represent clients before the IRS on audits, collections and appeals.

The team

How we work

For over 19 years, our firm has been dedicated to serving small businesses and individuals. Our team can assist you in minimizing your California and federal tax burdens, and we are committed to standing by your side as reliable representatives during any interactions with tax authorities. We also provide bookkeeping, payroll and sales tax filing at an affordable price, giving you access to a qualified accountant’s knowledge and expertise.

Three words our clients use about us, and that we try to earn every month: trustworthy, honest, fast.

See what we do on the bookkeeping, tax preparation and payroll pages, or get in touch.

Ready to hand off the books?

Book a free consultation with Kathy Nguyen, EA. We will look at where your books stand today and tell you plainly what it would take to get them current and keep them that way.