Colleen Barrett

Colleen Barrett

Years Experience

2 years


University of Massachusetts Amherst
M.S. in Accounting
B.S. in Business Administration

Industry Expertise

Life Sciences, Manufacturing, Software

Big Four Alma Mater


Colleen Barrett

Consultant – Tax

Colleen brings over two years of tax accounting and compliance experience to WilliamsMarston. Since joining WilliamsMarston, Colleen has advised clients in the life sciences, software and financial services industries on a variety of matters including ASC 740, accounting for income taxes, including the preparation of the corporate and income tax provision and the related financial statement disclosures, and income tax compliance.

Prior to WilliamsMarston, Colleen was a Senior Associate in the Tax practice in KPMG LLP’s Boston office. While at KPMG, Colleen provided tax consulting services related to accounting method changes and research and development tax credit studies. Her industry experience includes public companies in the life sciences, manufacturing, and software industries.

Colleen is a Certified Public Accountant in the Commonwealth of Massachusetts and holds a Master of Science in Accounting degree and Bachelor of Business Administration in Accounting degree from the University of Massachusetts Amherst.