ETHICAL & PROFESSIONAL
CONSIDER OUR TEAM AN EXTENSION OF YOUR OWN


WE'VE BUILT the best team in boston
At KN+S, our specialized teams work closely as an extension of your own, to develop a full understanding of your goals and objectives.
We’re the perfect mix of experience and vitality. We’ve got years of technical expertise, combined with the kind of forward thinking that’s essential in early-stage ventures.
LARGE ENOUGH? SMALL ENOUGH?
NAH, WE'RE JUST RIGHT.
We’re not too small to tackle big projects or help make big ideas come to life. And we’re not too big to offer hands-on, customized service to our clients. After all, every business is unique—and needs unique accounting strategies to match.
Our firm is large enough to provide a comprehensive range of services, from the smallest individual tax planning project to the largest corporate client engagement.
PARTNERS

Alan has 30 years of experience in public accounting serving a diverse range of closely-held compani…More

Bryan McKeon, CPA, MSA, is an assurance partner at the firm. He specializes in accounting for reve…More

Dawn Darnell, CPA, is a partner of Katz Nannis + Solomon, P.C. and a key member of the firm’s assu…More

Gary has over 30 years of public accounting experience in the Greater Boston Market. Gary has work…More

Jeffrey D. Solomon, C.P.A., C.V.A. is the Managing Shareholder of KN+S. Jeff’s passion is helping …More

Whether you have a simple question about a personal tax return or worries about a complex, multi-jur…More

Sebastian (Sam) Malatos, CPA is a partner at KN+S and has been with the firm over 10 years advising …More
PRINCIPALS

Donna Elgart Medoff, CPA is a manager at K,N+S. She joined the firm’s tax department in 2017 wit…More

Kerry has been with Katz, Nannis + Solomon for 20 years and leads engagement teams in providing audi…More

Mark has more than 46 years of experience working both in public accounting and for the IRS (first 5…More
MANAGERS

Amanda Mattero, CPA, is a manager at KN+S, focused mainly in the Audit and Assurance Department and …More

Halina M. Jankowski, CPA, MSA is a manager at KN+S working predominantly in the firm’s audit d…More

Jessica is an assurance manager with the firm. She joined KN+S in 2009 and provides audit and accoun…More

Sarah joined the firm in 2006, gaining years of public accounting experience by providing both audit…More

Scott Simpson is a Manager at Katz, Nannis + Solomon, P.C. He joined the firm in the fall of 2018. S…More