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Nicolas Audifax's practice focuses on environmental law and life sciences. Trained in business law and in health and environmental law, Nicolas advises French, European, and international clients on civil and administrative litigation and regulatory issues related to chemical substances, polluted soils, pharmaceutical regulatory issues, and corporate social responsibility.

Nicolas has particular experience in issues related to the Classified Installations for the Protection of the Environment (ICPE), polluted sites and soils, waste, and chemical substances. He also has in-depth knowledge of French and European consumer law and has worked extensively on matters regarding health and pharmaceuticals.


  • Ahlström Capital BV and Nidoco AB invest in the Decor business of Ahlstrom-MunksjöJones Day advised Ahlström Capital BV and Nidoco AB in the acquisition of the Decor business of Ahlstrom-Munksjö.
  • Avient acquires DSM Protective Materials businessJones Day advised Avient Corporation (NYSE: AVNT), a leading provider of specialized and sustainable material solutions, in the $1.485 billion acquisition and financing of Koninklijke DSM N.V.’s protective materials business, a leading specialty engineered materials business built around the invention of Dyneema®, the world’s strongest fiber.
  • Sanofi announces carve-out creating EUROAPI and spin-off of approximately 58% of shares to its shareholdersJones Day advised Sanofi in the carve out creating EUROAPI (a leading European company dedicated to the development, production and marketing of active pharmaceutical ingredients) and the listing of this entity on Euronext Paris and the placement of 12% to the French State (through French Tech Souveraineté) for a price of up to €150 million.
  • Armor sells stake in ARMOR-IIMAK to AstorgJones Day advised EN5, controlling shareholders of the Armor group, on the management buyout of Armor Iimak group and the simultaneous 40% investment by Astorg Midcap in the Armor Iimak group.
  • Sweep raises $73 million in Series B financing roundJones Day advised Sweep, the leading carbon management platform for large enterprises, in connection with its $73 million Series B round of financing led by Coatue.
  • PTTGC acquires allnex from AdventJones Day advised PTT Global Chemical Public Company Limited in the €4 billion acquisition of allnex Holding GmbH from Advent International.
  • TotalEnergies reorganizes and refinances two portfolios of solar assets in New Caledonia, France and sells 50% of two portfolios to institutional investorJones Day represented TotalEnergies Renewables France (f.k.a. Total Quadran), as sponsor, in connection with the corporate reorganization and refinancing of two portfolios of solar assets in New Caledonia, France; and legal counsel to Total Quadran on the sale of 50% of the two portfolios to an institutional investor.