Built to Serve The Boston Business Community

We work with Boston-based companies, nonprofits, and business owners who have outgrown reactive CPA support. Through consistent relationships, proactive advice, and direct access to experienced partners, we help you gain clarity, improve decision-making, and move forward with confidence.

As one of the largest independent CPA firms in Massachusetts, LGA delivers local insight without the layers and delays of national firms. For more than 45 years, we have helped clients navigate complexity, strengthen financial visibility, and achieve what’s next.

How can we help you?

At LGA, we’re more than just an accounting firm in Boston, we’re partners in your success. Whether you have questions about our services, need assistance with your business or personal finances, or are ready to take the next step, our dedicated team is here to help. Simply reach out, and let’s start the conversation.

OUR OFFICES

With more than 155 professionals across three offices and four core service lines including Tax, Audit & Assurance, Outsourced Management Accounting, and Business Advisory, LGA provides the depth and technical expertise of a regional firm while maintaining the accessibility and personal attention of a local partner.