Schenck Corporation Acquires Test Devices, Inc.

Teradyne Acquires TestInsight

April 16, 2026

Software

Teradyne announced that it has acquired TestInsight, a provider of semiconductor test development, validation, and conversion software. The acquisition is intended to strengthen Teradyne’s design-to-test software capabilities by integrating TestInsight’s pattern conversion, validation, and virtual test tools with Teradyne’s automated test equipment platforms to accelerate time to market for AI and data center devices.

Thermal Technology Distribution Solutions (TTDS) Acquires Thermal Devices

June 17, 2024

Industrial Services

Thermal Technology Distribution Solutions (TTDS), a distribution platform established by Gryphon Investors, has acquired Thermal Devices, a Mt. Airy, Maryland-based value-added distributor of electric heaters, controls, thermocouples and related products. The deal expands TTDS's footprint into the Mid-Atlantic and adds heat trace and engineering capabilities; Rob Strayton will remain with the company and retain a significant equity stake. Terms were not disclosed.

Madison Dearborn Partners Acquires T2S Solutions

November 29, 2023

Aerospace & Defense

Funds affiliated with Madison Dearborn Partners have acquired T2S Solutions, a founder-owned provider of R&D, prototyping, engineering, integration, and technology products serving the U.S. Department of Defense, the Intelligence Community, and other U.S. government agencies. The T2S founders will retain a significant minority stake and continue to lead the company as MDP provides capital and industry expertise to accelerate R&D, bring products to lead production, and expand mission-focused capabilities.

NV5 Acquires Technical Design Services, Inc.

November 16, 2023

Engineering Services

NV5 Global, Inc. acquired Technical Design Services, Inc. (TDSi), a Chicago-based provider of data center and technology infrastructure design and consulting services. The deal (cash and stock) expands NV5's capabilities in data center, audiovisual, security, and telecommunications design, adds recurring revenue (approximately 80% of TDSi's revenue), and strengthens NV5's relationships in the aviation and government sectors.

TestEquity (Distribution Solutions Group) Acquires National Test Equipment

June 1, 2022

Industrial Services

TestEquity, an operating company of Distribution Solutions Group (DSG), acquired National Test Equipment for approximately $7.8 million to expand calibration, refurbishment, rental and leasing capabilities. The deal, funded from DSG's existing credit facility, is expected to add more than $9 million in annual sales and over $1.4 million of adjusted EBITDA, broadening TestEquity's technical services and rental offerings.

Technical Diagnostic Services Acquires Potomac Testing, Inc.

January 15, 2020

Industrial Services

Technical Diagnostic Services (TDS), backed by Calvert Street, has acquired Potomac Testing, Inc., a Crofton, Maryland-based provider of low- and medium-voltage electrical testing, maintenance and engineering services. The businesses will continue to operate under distinct brands and the deal is positioned as an add-on to expand TDS's service footprint and capabilities in the Mid-Atlantic.