John D. Renneisen

John D. Renneisen provides legal advice on environmental issues in the context of mergers and acquisitions (M&A), debt and equity financing, and compliance counseling. His practice spans the spectrum of environmental matters at the federal, state, and local levels, including transactional due diligence and contract negotiation, hazardous waste management, hazardous site remediation, water pollution, air pollution, and toxic substance regulation. John also conducts property and compliance diligence, drafts and negotiates transaction agreements, and monitors project progress in connection with asset purchases, underwritings, securitizations, leases, and sale-leaseback transactions.

Drawing on his technical background and knowledge of environmental law, John helps clients identify problems and craft effective solutions. On transactional matters, he remains focused on the overall size and structure of the deal in order to help resolve material issues in the most efficient manner. John represents institutional and private equity investors with interests and portfolio companies in a range of industries, including oil and gas exploration and production and renewable electricity generation. In addition to his work in conventional and alternative energy, he has experience in pharmaceuticals, biotechnology and other industrial, manufacturing and commercial sectors.

• Represented Constellium NV (an Apollo Management portfolio company) in its acquisition of Wise Metals Group LLC for US$1.4 billion in October 2014.
• Represented Apollo Management in its acquisition of OM Group, Inc., for US$1 billion in August 2015.
• Represented Apollo Global Management and its portfolio company, Taminco Corp. (Taminco), the world's largest producer of alkylamines and alkylamine derivatives, in the US$2.8 billion sale of Taminco to Eastman Chemical Company, a global producer of specialty chemicals. 
• Represented equity investors in multiple utility-scale wind energy developments.
• Handled the environmental due diligence and transaction documentation issues for electric power generation projects worth more than US$15 billion, including independent power production and cogeneration projects, and coal, oil, natural gas, geothermal, hydroelectric, wind, solar, and biomass generation.