AKO Wartungs- und Service GmbH has been acquired by Reinburg Gruppe

September 2026 — The sole shareholder of AKO Wartungs- und Service GmbH, a highly profitable German provider of maintenance, inspection and repair services for emergency power generators, had sold 100% of the company’s shares to REINBURG Gruppe, a portfolio company of private equity investor Strada Partners. The acquisition strengthens REINBURG’s position in the technical services sector and expanded its service portfolio in critical power infrastructure. With more than 800 recurring maintenance contracts, a diversified customer base and strong profitability, AKO represents an attractive addition to REINBURG’s growing portfolio of specialized technical service providers. The transaction also secures a long-term succession solution for AKO and establishes a strong foundation for its continued growth and development as part of a larger, private equity-backed group.

AKO is a specialized German provider of maintenance, inspection, repair and modernization services for emergency power generators and backup power systems. The company delivers comprehensive, manufacturer-independent services to ensure the reliability and operational readiness of critical power infrastructure. Its service portfolio includes preventive maintenance, regular inspections, troubleshooting, repairs, retrofitting and technical upgrades of emergency power systems. As an independent technical service provider, AKO operates in the aftermarket segment, supporting customers throughout the operational lifecycle of their equipment. AKO serves more than 500 customers annually across various industries, particularly businesses and institutions that depend on an uninterrupted power supply. With over 800 active maintenance contracts and more than 900 maintenance assignments per year, the company benefits from a high proportion of recurring business and long-standing customer relationships. The company employs six people and has a lean organizational structure, strong technical expertise, an established market position and an asset-light business model. Founded by sole shareholder Patrick Fath, AKO built a strong market position, a diversified customer base and long-standing customer relationships under his leadership.

REINBURG is a Munich-based, private equity-backed group of specialized electrical engineering and technical services companies, supported by Strada Partners. The group pursues an active buy-and-build strategy aimed at establishing a leading nationwide platform for B2B electrical and technical infrastructure services in Germany. Its service portfolio includes electrical installation, inspection, maintenance and repair, critical electrical infrastructure, emergency power supply systems, building automation, industrial maintenance, lightning protection and medium- and high-voltage electrical engineering. Operating primarily in the downstream service and maintenance segment, REINBURG serves commercial and industrial customers, public institutions and operators of critical infrastructure. The group focuses on acquiring established, owner-managed businesses with strong regional market positions, specialized technical expertise and long-standing customer relationships. Its decentralized business model preserves the operational independence and local identity of its portfolio companies while providing centralized support in recruitment, procurement, sales, digitalization and strategic development. Through its ongoing acquisition strategy, REINBURG aims to expand its geographical presence, broaden its technical service capabilities and build a leading integrated group of specialized electrical service providers across Germany.

Our role in the transaction

Oaklins’ team in Germany acted as the exclusive sell-side M&A advisor to the sole shareholder of AKO Wartungs- und Service GmbH in the sale of 100% of the company’s shares to REINBURG Gruppe, a portfolio company of Strada Partners. The team managed the entire transaction process, including preparing marketing materials; identifying and approaching potential strategic buyers and financial investors; coordinating management meetings; evaluating and negotiating offers; and overseeing due diligence and transaction documentation through to signing and closing. Drawing on its extensive mid-market M&A experience, sector expertise and established network of strategic and private equity-backed buyers, Oaklins’ team in Germany generated competitive investor interest in a highly active consolidation market. The team navigated complex due diligence and transaction structuring matters, helping the shareholder secure a suitable buyer and achieve a successful succession solution while laying the foundation for AKO’s long-term development.