Ranking tables
Environment | USA
Illinois
Rankings overview for Departments
All Departments profiles
Band 1

1 Barnes & Thornburg LLPEnvironment2026 | Band 1 | 16 Years RankedBarnes & Thornburg LLP is a full-service environmental practice renowned for its enforcement and litigation expertise, as well as its excellent transactional counsel. The firm offers notable abilities advising pipeline operators on regulatory compliance, alongside wider strengths counseling on water and air quality matters, contaminated land issues and OSHA-related work. It acts for a varied list of clients ranging from energy and real estate companies to municipalities.

1 Latham & Watkins LLPEnvironment2026 | Band 1 | 9 Years RankedLatham & Watkins LLP is a strong team of attorneys with notable expertise in a range of regulatory and transactional matters, as well as litigation. The team demonstrates skill in regulatory compliance and the defense of clients in environmental tort actions, Superfund litigation and enforcement actions. It serves a client base that includes manufacturers and companies in the energy and aerospace industries. The lawyers are adept in matters involving CAA and CWA concerns.

1 Mayer Brown LLPEnvironment2026 | Band 1 | 23 Years RankedMayer Brown LLP has a full-service practice representing clients in litigation, enforcement and transactional matters. The team is highly regarded for its compliance and permitting expertise, particularly in relation to real estate development projects and the CAA. It houses a strong roster of attorneys with significant knowledge of EPA proceedings and wider regulatory enforcement actions. The firm acts for an impressive domestic and international client base, including major agricultural, energy and manufacturing companies. Its clients also benefit from the firm's strong appellate practice.

1 Nijman Franzetti LLPEnvironment2026 | Band 1 | 18 Years RankedNijman Franzetti LLP is a high-caliber environmental boutique known for its deep knowledge of water, air and land-related issues. It calls upon a formidable pool of environmental litigators to handle a broad range of toxic tort and contamination claims, alongside notable experience defending governmental enforcement actions. The team is routinely retained by companies in the energy, waste management and chemical sectors.
Band 2

2 ArentFox Schiff LLPEnvironment2026 | Band 2 | 23 Years RankedArentFox Schiff LLP has a distinguished environmental law group with broad transactional and litigation strengths, drawing upon its strong pool of expert attorneys. It offers notable expertise in CAA and CWA compliance, alongside broader strengths in permitting, Superfund work and defending regulatory enforcement actions. The team has considerable experience in the energy and utilities sectors.

2 Baker McKenzieEnvironment2026 | Band 2 | 21 Years RankedBaker McKenzie demonstrates impressive capabilities acting for large multinational corporations in various aspects of environmental law, with expertise in litigation work, transactional issues and regulatory matters. The team offers notable strengths acting for clients in the energy, mining and industrial manufacturing sectors. It leverages its global network to advise on multi-jurisdictional environmental law issues arising from international corporate transactions. The firm has a strong track record assisting with the development and implementation of global compliance programs.

2 Sidley Austin LLPEnvironment2026 | Band 2 | 23 Years RankedSidley Austin LLP has an eminent environmental team advising household names on complex compliance and regulatory issues. The firm offers notable experience in EPA rulings regarding the CAA and CWA, alongside strengths advising clients on liability management. It calls upon a formidable array of trial and appellate experts to handle environmental litigation claims, including defending regulatory enforcement and wider white-collar criminal defense matters.

2 Winston Taylor LLPEnvironment2026 | Band 2 | 20 Years RankedWinston Taylor is a solid environmental practice, housing lawyers experienced in litigation and transactional work, including pre-acquisition environmental due diligence. The team has further experience in issues of environmental compliance, such as CAA and CWA concerns. Its client base encompasses a range of organizations in the energy and manufacturing industries.
Band 3

3 Arnold & PorterEnvironment2026 | Band 3 | 1 Years RankedArnold & Porter has a growing environment practice with strong expertise in regulatory, enforcement and transactional due diligence matters. The team is particularly well-versed in workplace health and safety issues at the state level, including matters relating to FIFRA, TSCA, RCRA and OSHA.

3 Bryan Cave Leighton Paisner LLPEnvironment2026 | Band 3 | 18 Years RankedBCLP is a robust team with impressive expertise in transactional and regulatory matters. It is known for advising on CERCLA and RCRA compliance matters, as well as health and safety issues and toxic tort litigation. The team is esteemed for its experience in handling infrastructure, wetlands, agriculture, real estate and renewable energy and alternative fuel matters. It represents a wide range of clients, from chemical and agricultural companies to brownfields redevelopers.

3 Jenner & Block LLPEnvironment2026 | Band 3 | 23 Years RankedJenner & Block LLP has an environmental team, offering expertise in regulatory, transactional and litigation issues. It is particularly skilled in workplace health and safety issues, including whistle-blower claims, OSHA investigations and defending regulatory enforcement. The team represents clients across industries such as real estate and transportation. Its broad client base includes utility companies, local authorities and transportation industry clients.

3 King & Spalding LLPEnvironment2026 | Band 3 | 3 Years RankedKing & Spalding LLP offers expertise in an array of environmental matters ranging from hazardous waste to transactional support and real estate due diligence to environmental regulatory matters. The team services clients from several areas including the automotive and banking industries.
3 Troutman Pepper Locke LLPEnvironment2026 | Band 3 | 1 Years RankedTroutman Pepper Locke LLP offers significant experience in a wide range of environment matters including litigation, remediation and regulatory compliance. The team has particularly deep expertise in connection with the US EPA Clean Water Act and is highly adept at advising clients in real estate, healthcare and private equity.