Kohlberg Acquires Majority Interest in Advanced Industrial Devices

Advanced Industrial Devices Acquires Economy Control Systems

September 8, 2025

Industrial Services

Advanced Industrial Devices (AID), a portfolio company of Black Bay Energy Capital, has acquired Economy Control Systems (ECS), effective September 8, 2025. The acquisition adds ECS’s custom control-panel manufacturing and integration capabilities for water, wastewater, and industrial applications to AID’s platform, expanding AID’s presence in the water infrastructure and industrial dewatering markets on the U.S. East Coast.

IDI Acquires Majority Stake in IE group (Intersoft Electronics)

June 11, 2025

Aerospace & Defense

IDI has acquired a majority stake in Belgium-based IE group (Intersoft Electronics, Intersoft Services and Advionics) in a secondary LBO alongside the company's management team. The deal — in which Waterland Private Equity sold its position — positions IE to pursue international growth and targeted acquisitions; the group generates more than €60 million in revenue and employs nearly 400 people.

Advanced Industrial Devices Acquires R.S. Integrators

February 4, 2024

Industrial Services

Advanced Industrial Devices (AID), a portfolio company of Black Bay Energy Capital, has acquired R.S. Integrators (RSI), a Pineville, North Carolina-based designer and manufacturer of industrial motor control panels and power distribution equipment. The add-on acquisition expands AID’s manufacturing and engineering capabilities and strengthens its presence in the southeastern U.S. water utility, wastewater and industrial dewatering markets.

BlackHawk Industrial Acquires Advanced Industrial Supply

October 30, 2023

Industrial Services

BlackHawk Industrial, a Tulsa-based distributor of metalworking and industrial products, has acquired Advanced Industrial Supply of Pocatello, Idaho. The deal (terms undisclosed) is part of BlackHawk's aggressive acquisition strategy to expand its geographic footprint, broaden product assortment, and strengthen service capabilities in the Idaho and northern Utah markets.

Black Bay Energy Capital Acquires Majority Stake in Advanced Industrial Devices from Rock Island Capital

May 17, 2022

Manufacturing

Black Bay Energy Capital, a private equity firm focused on the North American energy sector, has acquired a majority interest in Advanced Industrial Devices (AID) from Rock Island Capital. The investment will support AID's growth by expanding its manufacturing, engineering and service capabilities to meet rising demand for electric motors and variable frequency drive (VFD) control systems across oil & gas and industrial end markets.

Kohlberg & Company Acquires Majority Stake in EN Engineering from General Atlantic

July 18, 2019

Infrastructure

Kohlberg & Company has signed a definitive agreement to acquire a majority stake in EN Engineering from growth equity firm General Atlantic. EN Engineering, headquartered in Warrenville, Illinois, is a utility services and engineering firm with over 1,500 professionals serving gas, electric, pipeline and industrial customers; Kohlberg cited its infrastructure services experience to support the company's next phase of growth and geographic expansion.