Department profile
 Ashurst Perkins Coie – London, New York, Seattle, Sydney

Environment

USA Guide 2026 : District of Columbia


Ashurst Perkins Coie – London, New York, Seattle, Sydney

Rankings

Chambers and Partners

Ranked Individuals

Activate your profile

Showcase what sets your firm apart and elevate how your ranking is seen by legal buyers.

Get in touch

Chambers Review

Provided by Chambers

Environment - District of Columbia

Band 3

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.
Strengths

The team is extraordinarily capable.

Perkins Coie is very responsive and provides great customer service.

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

The Perkins Coie team is excellent in quality and sophistication.

Work Highlights

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.

Notable practitioners
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.

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

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


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.

Alix is top-notch and extremely detail-oriented.

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


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.

Use Chambers content

Interested in reusing Chambers content? Speak to us about licensing.

Contact us

Ranked Individuals at Ashurst Perkins Coie – London, New York, Seattle, Sydney (3)

District of Columbia

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership