Stanley Electric Acquires Majority Stake in Angstrom Electric Ltda

Ardian Acquires Majority Stake in Munich Electrification

July 17, 2026

Electrical Services

Ardian is acquiring a majority stake in Munich Electrification from the company’s founders. The deal includes additional capital to accelerate Munich Electrification’s battery management systems strategy, geographic expansion, and planned selective buy-and-build opportunities, with founders retaining a minority stake.

Astorg Acquires Majority Stake in Steliau

February 26, 2024

Industrial Services

Astorg, a European private equity firm, has signed an agreement to acquire a majority stake in Steliau, a pan-European value-added distributor (VAD) of electronic solutions, from B&Capital. Steliau, founded in 1992 and headquartered in Montrouge, France, employs more than 200 people across eight countries and will partner with Astorg to accelerate organic growth and execute a buy-and-build strategy.

Angstrom Automotive Group Acquires General Aluminum Mfg. Company from Park-Ohio

January 18, 2024

Manufacturing

Angstrom Automotive Group LLC acquired General Aluminum Mfg. Company (the Aluminum Products business) from Park-Ohio Holdings Corp., in a completed divestiture announced in early January 2024. Park-Ohio said the sale will help deleverage its balance sheet and reduce capital intensity while Angstrom expands its aluminum casting and machining footprint across U.S. and Mexico facilities.

Angstrom Automotive Group Acquires Tianhai Electric North America, Inc.

June 22, 2022

Manufacturing

Angstrom Automotive Group, LLC acquired Tianhai Electric North America, Inc. (TENA), a Pontiac, Michigan-based manufacturer of battery cables and wire harness assemblies serving OEM and Tier 1 customers. The deal expands Angstrom’s electrical product portfolio and regional OEM presence while positioning the combined business for growth in both internal combustion engine (ICE) and electrified vehicle markets.

ASGARD Partners & Co. Acquires Angstrom Technology

November 30, 2020

Industrial Services

ASGARD Partners & Co., a private equity firm, has acquired a controlling interest in Angstrom Technology, a Grand Rapids-based provider of modular cleanrooms and controlled-environment solutions. Management will remain as a significant minority investor and ASGARD's investment will support growth initiatives, capability expansion and potential strategic acquisitions across North America.

Angstrom Automotive Group Acquires Engineering Tube Specialties, Inc.

May 14, 2018

Manufacturing

Angstrom Automotive Group LLC has acquired Engineering Tube Specialties, Inc. (ETS), a Tier 1 supplier of steel tubular assemblies based in Ortonville, Michigan. The transaction, advised by Angle Advisors, transfers ownership from ETS President and sole shareholder Bill Brothers to Angstrom to expand Angstrom’s propulsion and tubular-component capabilities within the automotive supply chain.