LaBella Associates (US), an international architecture and engineering firm based in the US, acquired Tisdel Associates (US), a long-standing North Country consulting engineering firm. The acquisition was completed on July 1, 2026.

AcquirerLaBella Associates (US)
TargetTisdel Associates (US)
Deal ValueUndisclosed
Deal TypeAcquisition
Close DateJuly 1, 2026
Announcement DateJuly 1, 2026
Buy-Side Financial AdvisorsNot Disclosed
Sell-Side Financial AdvisorsNot Disclosed
Legal Advisors (buy)Not Disclosed
Legal Advisors (sell)Not Disclosed

The acquisition is part of LaBella's strategy to strengthen its presence and technical expertise in the Potsdam and greater North Country region. Tisdel Associates, founded in 1969 with roots dating back to 1963, provides civil, structural, mechanical, electrical, plumbing, and fire protection engineering services for K-12 schools, municipalities, healthcare organizations, industrial facilities, and commercial clients.

Jeff Roloson, AIA, President of LaBella Associates, stated: “With deep technical expertise, trusted client relationships, and a genuine commitment to improving the communities they serve, Tisdel represents everything we look for in a partner.” The combined entity will maintain local service commitments while expanding resources and specialized capabilities.

Tisdel’s acquisition aligns with LaBella's broader investment strategy across the region. Recent projects include Village of Potsdam Downtown Revitalization Initiative (DRI) improvements, redevelopment of Congdon Hall into senior housing, infrastructure upgrades such as Brooks Street reconstruction, and educational facilities like SUNY Potsdam.