Caring, Competent, Confidential

Providing Superior Tax, Accounting and Business Advisory Services in the Greater Rockport, Maine Area

Williams CPA Group is a team of financial professionals focused on providing our clients with an advanced level of service, forward-thinking solutions and strategic advice. We are known for our reliable and proactive service as well as our highly competent advisors who are committed to helping businesses achieve their goals.

Dedicated to superior client service and to providing the highest quality professional services and guidance, we value the loyal relationships we have built with our clients. If your company is looking to work with a group of trusted advisors who provide far more than a traditional accounting firm, we invite you to consider what Williams CPA Group has to offer. Please review our suite of services below, then contact us so we can learn more about how we can assist you.

Client Center

- Individual Clients
- Business Clients
- Client Employee

Using Your Client Organizer
How to Review My 1040
Using File Exchange


Go Mobile!

...and get what you need, when and where you need it!

Our Blog

Our New Website

Williams CPA Group is excited to announce the recent launch of our firm’s new website. We’ve been working very hard to enhance our website and give our firm a fresh look....


Tax Due Dates

Estimated quarterly tax payment due dates:

1st Quarter - April 15
2nd Quarter - June 15
3rd Quarter - September 15
4th Quarter - January 15

Phone: 207.236.8781 • Fax: 207.236.9669