Department profile
Ashurst Perkins Coie LLP

Environment

USA Guide 2026 : District of Columbia

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Ashurst Perkins Coie LLP

Rankings

Chambers Review

Provided by Chambers

Environment - District of Columbia

Band 3

What the Team is Known For
Perkins Coie fields an experienced group of practitioners who handle a wide range of matters, including enforcement proceedings, litigation, compliance and due diligence matters. The firm stands out for its expertise in natural resources and endangered species issues. Perkins Coie is regularly engaged by clients in the refining industry and by developers in relation to transportation and renewable energy infrastructure projects. The team offers environmental services in corporate transactions.
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Work Highlights

Provided by Chambers

  • Perkins Coie acted on behalf of a number of independent refining companies in the Supreme Court defending an EPA challenge to the Fifth Circuit Court of Appeal's ruling granting exemptions to the refineries from Renewable Fuel Standard program responsibilities.

Strengths

Provided by Chambers

  • The team is extraordinarily capable.

    Environment respondentUSA

  • Perkins Coie is very responsive and provides great customer service.

    Environment respondentUSA

  • The firm is excellent, very proactive and gives practical advice which is key for us.

    Environment respondentUSA

  • The Perkins Coie team is excellent in quality and sophistication.

    Environment respondentUSA

Notable Practitioners

Provided by Chambers

  • LeAnn Johnson-Koch
    LeAnn Johnson-Koch

    LeAnn Johnson-Koch

    LeAnn Johnson-Koch is noted for her representation of energy sector clients in enforcement, rulemaking and permitting proceedings, with notable strength in CAA matters.

    • LeAnn has over 30 years of experience practicing environmental law in D.C. She is a recognized expert in the market on Clean Air Act matters and has handled some of the biggest cases in the market.

      Environment respondentUSA

    • LeAnn's ability to negotiate successful outcomes for her clients is remarkable.

      Environment respondentUSA

    • LeAnn Johnson-Koch is an excellent outside counsel. She's very responsive, creative, reliable and a true business partner.

      Environment respondentUSA
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  • Alexandra Bromer
    Alexandra Bromer

    Alexandra Bromer

    Alexandra Bromer acts for energy sector clients in environmental compliance proceedings. She is notable for her CAA expertise and highly regarded for her knowledge of petroleum refining, environmental justice and ESG issues.

    • Alix has been an absolute pleasure to work with and I would absolutely seek her help in the future.

      Environment respondentUSA

    • Alix is top-notch and extremely detail-oriented.

      Environment respondentUSA

    • Alexandra Bromer has been a great resource and a great attorney for us.

      Environment respondentUSA
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  • Edward (Ted) Boling
    Edward (Ted) Boling

    Edward (Ted) Boling

    Edward Boling is a respected environmental attorney, particularly adept in matters concerning large infrastructure, renewable energy and transmission projects.

    • Edward Boling is amazing to work with.

      Environment respondentUSA
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Ranked Individuals at Ashurst Perkins Coie LLP (3)

District of Columbia

Ashurst Perkins Coie LLP has rankings in the following guides

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