Johnson, Mirmiran & Thompson (JMT) Combines with Clark Nexsen

Mission Critical Group (backed by Emerald Lake Capital) Acquires Johnson Thermal Systems

August 10, 2023

Manufacturing

Mission Critical Group (MCG), a newly formed electrical equipment solutions platform backed by Emerald Lake Capital Management, has acquired Johnson Thermal Systems (JTS), a family-owned designer and manufacturer of custom power packaging and industrial cooling solutions based in Caldwell, Idaho. JTS will operate as part of the MCG platform to expand product and service capabilities supporting mission-critical power and cooling needs across data centers and other industrial end markets.

PRIME AE Group Acquires Jacobi, Toombs & Lanz (JTL)

September 28, 2023

Engineering Services

PRIME AE Group, Inc., a NewHold company, has acquired Jacobi, Toombs & Lanz, Inc. (JTL), an integrated engineering, surveying, and construction services firm headquartered in New Albany, Indiana. The deal strengthens PRIME AE's Midwest presence and expands its Transportation and Water Resources engineering, surveying, and construction capabilities.

Cushing Terrell Acquires Eclipse Engineering

July 1, 2024

Engineering Services

Multidisciplinary design firm Cushing Terrell has acquired structural engineering firm Eclipse Engineering, bringing Eclipse's regional offices and specialty structural capabilities into Cushing Terrell's platform. Eclipse's leadership will join Cushing Terrell's structural engineering practice to expand capabilities in mass timber, tilt‑up concrete, seismic retrofits, and other specialty services.

Janney Montgomery Scott Acquires TM Capital

November 8, 2023

Financial Services

Janney Montgomery Scott LLC has agreed to acquire TM Capital, a middle-market investment bank with offices in Atlanta, Boston, and New York City. The deal expands Janney's Capital Markets Group by adding M&A advisory expertise across business services, industrials, healthcare, and consumer sectors; the acquisition is expected to close by year-end subject to regulatory approval.

Apex Companies Acquires Johnson Engineering

September 3, 2024

Engineering Services

Apex Companies, LLC has acquired Johnson Engineering, Inc., a Florida-based multidisciplinary civil engineering firm with more than 130 professionals across six offices. The acquisition expands Apex’s engineering and consulting capabilities in Florida; Johnson Engineering will operate as "Johnson Engineering, an Apex Company" with existing management led by Lonnie Howard remaining in place.

Trinity Consultants Acquires Jaros, Baum & Bolles (JB&B)

October 29, 2025

Engineering Services

Trinity Consultants has acquired Jaros, Baum & Bolles (JB&B), a New York–based provider of mechanical, electrical, plumbing (MEP) and fire protection engineering services. JB&B will operate within Trinity's Built Environment division, with Walter Mehl, Jr. named Divisional President, as Trinity expands its MEP capabilities to deliver more integrated engineering solutions across commercial, healthcare, life sciences, aviation and data center markets.