Castle Design announces acquisition of local firm - St. Louis Magazine
Professional ServicesMissouriAdd-on
Castle Design→Kelly Johnson Design
Jan 6, 2026
Track acquisitions, mergers, and investments in the professional services sector.
Tentt has tracked 22 professional services M&A deals, with 3 transactions recorded in the last 30 days. The most active sub-sectors include Law Firm (9), Management Consulting (5), Professional Services Other (3), Architecture Design (2).
Texas leads with 2 deals, followed by Colorado and Michigan. Strategic accounts for 57% of buyer activity in this sector, with Private Equity (7), Search Fund (2) also active.
The most recent transaction tracked is "Colliers Completes Acquisition of Ayesa Engineering to Enhance Global Engineering Capabilities - Quiver Quantitative."
Castle Design→Kelly Johnson Design
Jan 6, 2026
PKF O Connor Davies→Bowman & Co
Jan 5, 2026