Baker Tilly Advises SEVEST on Acquisition of Majority Stake in IBG HydroTech

[[Translate to
[[Translate to "English"]]
  • 09/03/2026
  • Reading time 2 Minutes

Private equity firm SEVEST has acquired a majority stake in IBG HydroTech, a specialist in trenchless pipe rehabilitation and cleaning. Baker Tilly provided comprehensive financial and tax advisory services to SEVEST throughout the transaction.

International audit and advisory firm Baker Tilly has advised SEVEST Management GmbH (“SEVEST") on its acquisition of a majority stake in IBG HydroTech GmbH (“IBG”). The transaction establishes a strategic partnership between the two companies as part of a long-term succession solution. 

An interdisciplinary Baker Tilly team led by Sebastian Hafner conducted the financial and tax due diligence for SEVEST and supported the firm throughout the entire transaction process. 

Founded in 1996, IBG specializes in the development, manufacture and distribution of components and systems for the trenchless rehabilitation and cleaning of pressurized potable water pipes and sewer pipes. Over the past three decades, the company has built a strong international market position and established its solutions and systems globally. 

SEVEST, led by its founding partner Philipp Haindl, has acquired the majority stake in IBG effective today. Long-standing owner and Managing Director Norbert Olbrich retains a significant stake in the company and will continue to serve as Managing Director. The existing management team will remain in place and, together with SEVEST, drive the company’s next phase of growth. IBG’s proven business strategy and its trusting, long-standing relationships with customers and business partners will remain unchanged. 

About IBG HydroTech GmbH 

Founded in 1996 and headquartered in Alzenau, Germany, IBG HydroTech GmbH specializes in the development, manufacture and distribution of integrated systems for the trenchless rehabilitation and cleaning of potable water and wastewater networks. The company combines three decades of technical expertise with a clear commitment to quality and long-term customer partnerships. 

About SEVEST 

SEVEST is a private equity firm specializing in mid-sized companies in the German-speaking region, with a sector focus on Advanced Industrials. Drawing on its entrepreneurial background, long-standing track record as a mid-market investor and active, operational value creation approach, SEVEST supports its portfolio companies in realizing their full growth potential. 

Share this article:

Authors of this article

Sebastian Hafner

Partner

Chartered Financial Analyst (CFA), Certified Valuation Analyst (CVA)

Uwe Roth

Partner

Certified Tax Advisor

What can we do for you?

Talk to us. Simply without obligation

Get in touch