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Gunter Frangenberg

Partner

Experience

Gunter Frangenberg is a Partner in Industrials, focused on Chemicals, Specialty Materials and Life Science Tools and Diagnostics. He joined the firm in 2026.

Gunter has over 25 years of experience in financial services and has successfully executed a wide variety of transactions for strategic acquirers, private equity sponsors and family-owned businesses across North America and Europe.

Before joining Solomon Partners, Gunter was a Senior Managing Director and Head of Chemicals and Materials at Guggenheim Securities. He was a co-founder of the firm’s Industrials group and covered the Diversified Industrials and Life Sciences Tools and Diagnostics sectors. Prior to Guggenheim, Gunter was Head of North American Chemicals at Jefferies, and previously spent nearly 10 years at Merrill Lynch, most recently as a Managing Director in Industrials. Gunter started his banking career in the Chemicals group at Deutsche Bank in New York.

Gunter has advised on numerous Chemicals, Materials and Life Sciences Tools and Diagnostics transactions, working with leading companies including 3M, Access Industries, Air Products, American Securities, Apollo, Ardian, Ashland, Avantor,  Bain Capital, Croda, DuPont, Ecolab, Element Solutions, Entegris, Evonik Industries, GTCR, H.B. Fuller, Honeywell Technologies, Huntsman, Ingersol Rand, KKR, LANXESS, LyondellBasell, Merck KGaA, Messer AG, Neogen, New Mountain Capital, Novanta, Parker Hannifin, PerkinElmer, Revvity, Qnity, Repligen, SK Capital, Thermo Fisher Scientific, Tikehau Capital, and Waters Corporation.

Select transaction experience includes:

  • Merck KGaA on its $11.3 billion acquisition of Bio-Techne
  • Neogen on the sale of its Genomics business to Zoetis
  • Tikehau on its acquisition of Horizon Ag
  • Rinchem on its sale to Stonepeak
  • Trecora on its sale to Balmoral Funds
  • Apollo on its $8.1 billion take-private of Univar Solutions Inc.
  • Ardian on its $2.3 billion acquisition of ANGUS Chemical Company
  • Bain on its dual track IPO of Diversey
  • New Mountain Capital on its dual track IPO of Avantor
  • Merck KGaA on its $6.5 billion acquisition of Versum Materials
  • Cyanco Chemicals on its sale to Cerberus Capital Management, L.P.
  • Altas Partners on its acquisition of Dubois Chemicals Inc.
  • Messer AG on its acquisition of the $3.3 billion Linde and Praxair divestiture assets
  • New Mountain Capital on its take-private of ZEP Inc.
  • First Reserve Corporation and SK Capital on its take private of Texas Petrochemicals Group Inc.
  • SK Capital on its acquisition of Archroma from Clariant
  • Basell on its $12.7 billion acquisition of Lyondell
  • Ecolab Inc. on its $8.3 billion acquisition of Nalco Holding Company

Professional Affiliations

  • Member, New York State Bar Association

Education

Gunter Frangenberg earned a JD and a PhD in Law from Bonn University in Germany and received an LLM (Master of Laws) from Duke University.