Bonnie L. Heiple


Heiple, Bonnie L.

Bonnie Heiple focuses her practice on environmental, energy and natural resources law. She advises clients on a wide range of litigation and transactional matters, and provides strategic counsel on project development and compliance with federal and state requirements.

Ms. Heiple represents clients in civil and administrative investigations and enforcement proceedings, including leadership roles in large multi-party Superfund PRP defense groups. Recent engagements include:

  • defending a major national research facility against an EPA investigation following a multi-media inspection;
  • representing a consortium of state agencies in a controversial administrative litigation involving a nuclear power plant and a myriad of stakeholders; and
  • representing a global electronics manufacturer in an OSHA proceeding and advising the company on environmental health and safety requirements.

In the energy and natural resources space, Ms. Heiple counsels developers and project proponents in all phases of project development and interfaces with local, state and federal agencies. That work includes assisting ski areas in implementing development plans and negotiating conservation and other land use agreements. She recently secured approvals for the largest renewable energy generation facility on a Region I Superfund site and for the largest wind energy generation facility in Colorado.


Before joining WilmerHale, Ms. Heiple practiced at a Connecticut law firm, where she counseled clients in all areas of environmental and regulatory law, including representing utility companies (traditional and renewable energy, water and telecommunications) in connection with compliance issues, siting proceedings and investigations by administrative agencies.

Ms. Heiple also worked for the United States Environmental Protection Agency, Region 1, and served as a Special Assistant to the Commissioner of the Connecticut Department of Energy and Environmental Protection.

Honors & Awards

  • Selected by peers for inclusion in the 2018 edition of the Best Lawyers in America for her administrative/regulatory law and environmental law practices 
  • Named a Massachusetts Super Lawyers “Rising Star” in the 2013-2017 editions of Boston Magazine
  • Selected as a Super Lawyers' 2016 and 2017 "Top Women Attorneys in Massachusetts—Rising Star" in Boston Magazine
  • Recognized by the New York Bar Association as a 2014 Empire State Counsel honoree for pro bono service

Publications & News


January 23, 2018

WilmerHale Represents HS2 Solutions in Acquiring LunaMetrics

Digital transformation agency HS2 Solutions announced that it has completed the acquisition of LunaMetrics, an award-winning analytics consultancy that specializes in using data to help businesses illuminate the bridge between marketing, user behavior and ROI.

December 21, 2017

WilmerHale Shepherds Model Pact Between Boulder County Ski Resort Client, Environmentalists and Community

Balancing environmental concerns related to wilderness areas with thoughtful ski resort development to serve a wide spectrum of interests and abilities can raise significant challenges to reaching an outcome supported by all interested parties.

November 9, 2017

Key Takeaways From WilmerHale's Recent Women in Energy and Infrastructure Conference

On November 2, WilmerHale held its inaugural Women in Energy and Infrastructure–Powering the Future conference in Washington DC. The event and pre-conference dinner drew more than 100 attendees and provided a forum for women thought leaders to discuss legal and policy issues impacting energy and infrastructure companies and exchange ideas related to powering development. Speakers included senior government officials, in-house counsel, government affairs representatives, agency and Congressional staff, and other influencers.

August 16, 2017

WilmerHale Lawyers Named Among the 2018 Best Lawyers in America®, Nine Recognized as Lawyers of the Year

Best Lawyers in America®—the oldest and most respected peer-review publication in the legal industry—recognizes 107 WilmerHale lawyers and names nine partners as Lawyers of the Year in its 24th edition.

June 27, 2017

DOJ Directive Threatens Availability of Penalty Mitigation Approach

A June 5, 2017, Department of Justice policy directive threatens the ongoing availability of Supplemental Environmental Projects in civil environmental settlements.

January 25, 2017

Agencies Chart the Future of US Offshore Wind Development

In this article published by Pratt's Energy Law Report, Mark Kalpin, Michael Hazel, Bonnie Heiple and Raya Treiser discuss a national strategy recently announced by the US Departments of Energy and the Interior to facilitate the responsible development of offshore wind energy in the United States.

September 27, 2016

Agencies Chart the Future of US Offshore Wind Development

The US Department of Energy and US Department of the Interior recently announced an updated national strategy to facilitate the responsible development of offshore wind energy in the United States, with a goal of supporting the development of 86 gigawatts of wind energy by 2050.

September 12, 2016

Federal and State Wildlife and Natural Resources Managers Collaborate on Historic Conservation Agreement

The WilmerHale Energy, Environment and Natural Resources group was proud to represent Newmont Mining in working with state and federal entities, among other stakeholders, to develop a historic 1.5-million-acre voluntary, landscape-level conservation agreement, which was finalized last week in Carson City, Nevada.

April 20, 2016

Interior Releases Final Rule for Blowout Prevention Systems and Well Control in Offshore Drilling Operations

On April 14, 2016, the Department of the Interior, through the Bureau of Safety and Environmental Enforcement, released a final rule establishing requirements for certain offshore oil and gas drilling, completion, workover, and decommissioning processes that are designed to enhance safety and minimize well-control incidents.

February 25, 2016

Energy Sector Alert Series: Five Essentials for Managing Deal Risk

Oil prices have fallen below $30 per barrel for the first time in more than a decade. This trend, along with the shale gas boom, evolving regulatory constraints, and a growing focus on renewables, have made one thing clear: the oil and gas industry is getting a makeover.

Speaking Engagements

In June 2016, Ms. Heiple co-chaired a Climate Change Continuing Legal Education (CLE) program at the Boston Bar Association.

Ms. Heiple presented a round-up of important regulatory developments at the Northeast Gas Association Executive Conference in September 2015.

She was a panelist at an EPA Region I roundtable entitled “Renewable Energy on Contaminated Properties in Massachusetts” in November 2014.

In September 2013, Ms. Heiple presented a seminar entitled “Siting Solar on Landfills,” sponsored by the Boston Bar Association's Energy & Telecommunications Law and Hazardous & Solid Waste committees.

She frequently coordinates and moderates panels and presentations at the Boston Bar Association.

Professional Activities

Ms. Heiple was recently selected for the ABA Section of Environment, Energy, and Resources 2017-2018 Leadership Program. She serves on the Board of Editors of the Boston Bar Journal, as well as the Boards of Young Professionals in Energy and the American Lung Association (Massachusetts). She recently concluded a two-year term as the co-chair of the Hazardous and Solid Waste Committee of the Environmental Law Section at the Boston Bar Association. She is a member of the Boston, Massachusetts, New York and Connecticut Bar Associations.

Ms. Heiple is active at her alma mater, the Boston University School of Law, where she mentors first-year law students and serves as a moot court judge, among other engagements.

Within the firm, Ms. Heiple serves on the steering committee of the Women's Leadership Initiative. 


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JD, Boston University School of Law, 2008, Editor, Boston University Public Interest Law Journal

BA, English and Environmental Law, magna cum laude, Bucknell University, 2005

Bar Admissions


New York


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