Book Entry Tech, LLC is a traditional American family owned business. BET was formed in early 2004. Through the years we have grown, kept up with the rapid advances in technology and adapted our accounting services to meet the changing economy.

Amber Guillen

Amber Guillen

Amber earned her Bachelors Degree in Business Administration, emphasis in Accounting from San Diego State University, and passed the California Certified Public Accountant examination.

Accounting responsibilities have been the major part of her professional experience. With over 20 years in the field, Amber has demonstrated commitment to accounting principals and practices while being innovative with new business models and advanced technologies. As a mother of five children, she knows the importance of multi-tasking and is able to share her time management skills with clients.

Dimitri Guillen

Dimitri Guillen

Dimitri received his Bachelor of Science degree in International Business Administration from the United States International University (now Alliant) and legal assistant certificate in San Diego, California.

His interest and passion for improving the quality of life in the community has led Dimitri to serve as chair for local non-profit organizations. He is able to communicate fluently in Spanish. Dimitri’s ability to think outside the box allows him to come up with creative solutions to problems. He researches information and uses his marketing and analytical skills to map out the best course to help clients arrive at their destination.