Gibson Le Clair & Martin

One River CPAs is a full-service accounting firm that has been serving the people and businesses of Maine for over 30 years. Established in 1984, we have grown to become one of the top firms in the state, with locations in both central and mid-coast Maine. We take great pride in the fact that MaineBiz Magazine has ranked us among the Top 15 firms in Maine for the last 5 years.

Our mission is to provide exceptional accounting services to our clients while building long-lasting relationships and contributing to the success of our community. At One River CPAs, we understand that every client is unique and requires personalized attention. That's why we take the time to get to know our clients and their businesses, so we can tailor our services to meet their specific needs.

Services Offered

At One River CPAs, we offer a wide range of services, including income tax preparation, small business consulting, on-site QuickBooks training, audits for non-profit organizations, and business bookkeeping services. Our Tax, Audit, and Consulting divisions allow our clients to breathe easy knowing that their work is being handled by qualified professionals.

Our Tax Services include individual and business tax preparation, tax planning and consulting, and representation before taxing authorities. We are dedicated to staying up-to-date on the latest tax laws and regulations, so we can provide our clients with the most accurate and effective tax strategies.

Our Audit and Assurance Services include financial statement audits, reviews, and compilations, as well as agreed-upon procedures and employee benefit plan audits. Our team of experienced auditors is committed to providing high-quality audits that are both efficient and effective.

Our Consulting Services include business advisory services, litigation support, and fraud prevention and detection. We work closely with our clients to identify their goals and objectives, and then develop customized solutions to help them achieve those goals.

Our QuickBooks Training Services are designed to help our clients get the most out of their QuickBooks software. We offer both on-site and remote training options, so our clients can learn at their own pace and in their own environment.

Our Charitable Giving Services are designed to help our clients make the most of their charitable contributions. We can help our clients identify the most tax-efficient ways to give, so they can maximize their impact while minimizing their tax liability.

Our Commitment to Excellence

At One River CPAs, we are committed to providing our clients with the highest level of service possible. We are members of the American Institute of Certified Public Accountants and undergo a rigorous peer review every three years. In our most recent review, conducted in October 2021, we received an unmodified opinion from the reviewing firm, which is the highest level of assurance that can be obtained. We are proud of this recognition, as it is a testament to our commitment to excellence and quality control.

Community Involvement

At One River CPAs, we are dedicated to giving back to our community. We are proud to support a number of local organizations, including Special Olympics of Maine, Make-A-Wish, Mid-Maine Homeless Shelter, and Maine General Medical Center. We are also active members of the Mid-Maine Chamber of Commerce, Southern Mid-Coast Chamber of Commerce, and the American Institute of Certified Public Accountants. In 2021, we were honored to receive the Morning Sentinel Best of the Best readers' choice award in 2021 for Accounting and Financial Services.