IES Holdings Acquires Arrow Engine Company

E&I Sales Acquires Industrial Motor Services

February 3, 2026

Industrial Services

Tulsa-based E&I Sales has acquired Industrial Motor Services, a family-owned electric motor repair and maintenance provider in southeast Tulsa. The acquired business will operate as E&I Motor Repair LLC and expand E&I Sales' in-house motor repair, rewind, pump repair and machine shop capabilities to support local industrial and automotive customers.

Superior Environmental Solutions Acquires Arrowhead Environmental Services

May 20, 2024

Environmental Services

Superior Environmental Solutions (SES), a portfolio company of Palladium Equity Partners, has acquired Arrowhead Environmental Services, a Windsor, Virginia-based provider of environmental and industrial services. The add-on expands SES's geographic reach into the Southern Mid-Atlantic (Central Virginia), brings approximately 50 employees and 75 customers into the SES platform, and underscores Palladium's strategy of growing SES via tuck-in acquisitions; financial terms were not disclosed.

IES Holdings Acquires Greiner Industries

April 1, 2024

Manufacturing

IES Holdings, Inc. (NASDAQ: IESC) has acquired Greiner Industries, a Mount Joy, Pennsylvania-based structural steel fabrication and services company. Greiner—which operates a 450,000-square-foot manufacturing campus on 60 acres, generated approximately $58 million in revenue in 2023 and employs over 275 people—will join IES's Infrastructure Solutions segment and continue to operate under the Greiner name.

Genstar Capital Acquires Arrowhead Engineered Products

August 31, 2021

Manufacturing

Genstar Capital has acquired Arrowhead Engineered Products (AEP), a global engineer and omni-channel distributor of proprietary aftermarket replacement parts. The sellers were The Riverside Company and Investcorp; Genstar will look to support AEP's organic growth and strategic acquisition strategy across outdoor power, powersports, agriculture and other end markets.

IES Holdings Acquires Aerial Lighting & Electric

February 18, 2020

Electrical Services

IES Holdings, Inc. acquired all equity interests in Aerial Lighting & Electric, Inc., a Naugatuck, Connecticut-based electrical contractor specializing in multi-family residential electrical systems. Aerial, which had approximately $24 million in 2019 revenue and over 60 employees, will join IES's Residential segment to strengthen and expand IES's presence in the Northeast and Mid-Atlantic.

Engineering Systems Inc. (ESi) Acquires Crane Engineering

December 13, 2018

Engineering Services

Engineering Systems Inc. (ESi) has acquired Crane Engineering, a multi-disciplinary forensic engineering and investigation firm with a forty-year track record. The acquisition expands ESi’s technical capabilities (notably in automotive, oil & gas, fire protection, building sciences and transportation) and accelerates its local presence in the upper Midwest to better serve litigation, insurance and industrial clients.