Trusted guidance. Clear direction.

Atherton & Associates partners with businesses and individuals who want clarity—not complexity—when it comes to financial decisions. Our role is to help you think ahead, manage risk, and move forward with confidence, knowing you have experienced professionals guiding the way.

Tax

Our role is to be your partner in business. We plan and prepare taxes for corporations, partnerships, individuals and not for profit organizations. Let our tax professionals help you achieve your financial, tax and strategic goals.

Assurance

The foundation of our accounting practice is built on quality audited, reviewed and compiled financial statements. Important decisions about your business should depend on accurate financial information.

Client Accounting Services (CAS)

Our CAS team provides reliable, day-to-day accounting support so you can focus on growing your business. From bookkeeping to fractional CFO and controller services, we help streamline operations and deliver the financial clarity you need to move forward with confidence.

Consulting

Our consulting services can help you optimize processes and resources to be more efficient and productive. From strategy and operations, to management consulting and transactions, our advisors can help take your company to the next level.

SINCE

1925

Trusted guidance through every stage of life and business.

ABOUT US

A Foundation of Experience

Long-term prosperity doesn’t come from quick answers. It comes from experience, judgment, and consistency. That foundation helps our clients move forward with confidence through every stage of growth and change.

Careers & Opportunities

Commitment to Professional Growth

Atherton is committed to provide our professionals the opportunity to grow into our next generation of leaders. Our unique support system emphasizes professional development to ensure individual career objectives are achieved.

We pride ourselves on growing organically and find success in developing and retaining talented professionals. However, we are always looking to add experienced professionals to our Atherton team.

Are you interested in joining our team?

News & Resources

Around the Industry

IRS introduces automatic penalty relief for taxpayers with a strong compliance history

The IRS is replacing its First Time Abate program with a new Automatic Exemption from Penalty (AEP), which will automatically prevent certain penalties for eligible taxpayers with a strong compliance history. Starting with 2025 tax year returns and 2026 quarterly returns, qualifying individuals and businesses may avoid failure-to-file, failure-to-pay, and failure-to-deposit penalties without needing to call the IRS or submit a separate request. Understanding the eligibility requirements and transition timeline is key to making the most of this change.

September 14, 2026

IRS raises the standard mileage rates for the second half of 2026

The IRS raised the standard mileage rates for the second half of 2026, effective July 1, with the business rate increasing from 72.5 cents to 76 cents per mile. Taxpayers who use their vehicle for business, medical, or qualifying moving purposes will need to track mileage separately for each half of the year. Learn what the new rates mean for your deductions, reimbursement policies, and recordkeeping.

September 7, 2026

Construction accounting that reveals problems early: job costing, change orders, and WIP reporting

Construction businesses can stay profitable on paper while margin quietly slips away on individual jobs. This article explains how job costing, change-order management, and work-in-progress reporting work together to surface problems early. Learn what to look for in each system and how to keep all three telling the same story before issues become year-end surprises.

September 4, 2026