Helping the world become more financially savvy-one relationship at a time.


Core Values

Conducting ourselves and our business honestly and ethically

Building success through dedication to our clients, colleagues, community and families

Proactively seeking new ideas, alternatives and solutions in an ever-changing world

Utilizing our collective expertise to achieve common goals in an environment of respect and open communication

Upholding our tradition of providing best in class services through the continuous development of our quality people



Our firm’s roots run deep in the San Joaquin Valley, tracing back to 1925. We have grown with the Valley but have always held fast to one guiding principle which is our commitment to the long-term success of our clients. As one of the largest public accounting firms between Sacramento and Fresno, Atherton has the resources and experience to identify your business needs and the skilled professional staff to realize the results you demand.


RSM US Alliance

We enhanced our abilities in 2003 by joining the RSM US Alliance. This association gives us access to more than 9,000 people in 86 offices nationwide while maintaining our local ownership and identity. We are able to provide each client with the expertise and resources of a national firm, while maintaining the close client relationships that have defined our long-term success.