Professional Dispute Resolution Services in Massachusetts

Your ally in challenging situations

Whether personal or professional, disputes are sometimes unavoidable. When they arise, it’s essential to have someone in your corner who can bring clarity, expertise, and strength to your position. Our Dispute Resolution Services providers are the ally you need.

With the right partner at your side, adversarial situations don’t have to get contentious or ugly. Whether you’re dealing with business dissolution, a disagreement with a shareholder, partner, or employee, an estate or probate issue, or an M&A dispute, our team will work with the opposing side to find a resolution. When needed, we collaborate with your legal advisors to uncover your best strategy, calculate monetary damages, and provide expert witness.

Disputes are stressful. Our goal is to alleviate as much anxiety as possible by providing clarity and enabling you to make informed decisions. Contact us today to learn how we can help.

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Dispute Resolution services that we provide include:

  • Interrogatories, document requests, management of discovery process
  • Consultation
  • Forensic accounting
  • Succession planning
  • Work with the opposing side to find a resolution
  • Transactional, succession, and post-acquisition disputes
  • Adversarial situations
  • Valuations
Let's work together

Talk to an Expert

Richard Mastrocola

CEO
Wakefield, MA

Joseph Lanzi

Shareholder
Wakefield, MA

Thomas Fulchino

Managing Director
Wakefield, MA

Pleasure to work with

We have been doing business with Tonneson for over seven years.  Their team is easy to work with and very punctual at meeting deadlines. They are very knowledgeable and informative. On my behalf, I work closely with Joe Lanzi, Rick Mastrocola, and Marie Doucette. They are a pleasure to work with. Our Controller interacts with several members of the audit and tax teams and is very pleased with the services they provide.
—Charlie Masiello | Director, Crystal Motor Express

Valuable business partner

We’ve been working with the team at Tonneson + Co for over 35 years. Their work is timely and accurate, and they are a pleasure to work with. Their team stays current on tax and estate laws, always putting client concerns first. Tonneson is a valuable business partner, playing a key role in our success.

—Michael Tamasi | President & CEO, Accurounds

Financial experts

We have been a client of Tonneson since 1988. We are a small family Logistics company that requires specific financial needs. We have always relied on Tonneson to provide the financial expertise necessary to secure the financing for working capital and equipment purchases. We have gone through several audits and because of the detailed auditing process that Tonneson provides, our experience has been painless. They have been responsive to all our requests and needs. Our business continues to grow and knowing we have Tonneson as our financial partner makes the journey a little easier.

—Michael O'Brien | CEO, Eagle Air Freight, Inc.

Sound financial advice

We have been a client of Tonneson for four decades. We have always received sound financial advice and excellent accounting services over the years. We consider Tonneson to be one of our highly trusted partners.

—Steven Tamasi | President, Boston Centerless

Valued and strategic partner

I consider Tonneson a valued and strategic partner of Signet.

—Bradford Caron | President, Signet

Connect with Boston's Trusted Accountants

Whether you’re an individual, a privately-held business, or a non-profit, our team can help you.

Get the conversation started with our experts today.