Harris Beach Murtha Cullina PLLC is set to expand its presence in the Northeast through a combination with Boston-based firm Peabody & Arnold LLP. The integration, approved by partners on June 23, is scheduled for full implementation by September 1, 2026. This move will add nearly 40 attorneys to Harris Beach Murtha’s roster, including 22 partners, 13 associates, and four senior counsel from Peabody & Arnold. ([news.bloomberglaw.com](https://news.bloomberglaw.com/delaware-brief/harris-beach-murtha-absorbs-peabody-arnold-for-boston-buildout?utm_source=openai))
Established in 1899, Peabody & Arnold has been a fixture in Boston’s legal community for over a century. The firm’s attorneys bring expertise in areas such as labor and employment, medical and life sciences, health care and long-term care, business litigation, product liability, and mass torts. ([news.bloomberglaw.com](https://news.bloomberglaw.com/delaware-brief/harris-beach-murtha-absorbs-peabody-arnold-for-boston-buildout?utm_source=openai))
Harris Beach Murtha, formed in January 2025 through the merger of Harris Beach PLLC and Murtha Cullina LLP, has been on a trajectory of growth. The firm now boasts nearly 20 offices across the nation, including locations in Connecticut, New York, and New Jersey. ([greaterrochesterchamber.com](https://www.greaterrochesterchamber.com/2025/01/08/harris-beach-murtha-formally-launches-as-new-combined-firm/?utm_source=openai))
Chris Jagel, CEO of Harris Beach Murtha, commented on the combination: “The synergy of two well-respected firms teaming up builds on our momentum and our commitment to excellence that will spur growth and increase client satisfaction.” ([news.bloomberglaw.com](https://news.bloomberglaw.com/delaware-brief/harris-beach-murtha-absorbs-peabody-arnold-for-boston-buildout?utm_source=openai))
Christopher Parady, managing partner at Peabody & Arnold, added: “Growth is important to us, and Harris Beach Murtha has a strategic plan to grow both geographically and in its breadth of support.” ([news.bloomberglaw.com](https://news.bloomberglaw.com/delaware-brief/harris-beach-murtha-absorbs-peabody-arnold-for-boston-buildout?utm_source=openai))
This combination reflects a broader trend of law firms expanding their footprints in Boston to tap into the region’s robust technology and health care markets. In recent years, firms such as Simpson Thacher & Bartlett and Paul Hastings have also established offices in the city. ([news.bloomberglaw.com](https://news.bloomberglaw.com/delaware-brief/harris-beach-murtha-absorbs-peabody-arnold-for-boston-buildout?utm_source=openai))