Megan S. Haines Counsel

Megan Haines serves as co-chair of the firm’s energy disputes practice. She has led numerous high-profile energy litigation and environmental regulatory matters in state and federal courts and before state and federal agencies on behalf of companies whose businesses extract, build or manufacture – from natural gas exploration and production companies and coal mining companies to steel and carbon product manufacturers. Megan also has counseled clients through environmental regulations and municipal zoning matters impacting real estate development and commercial transactions.

From 2013 to 2018, Megan served as an adjunct professor at her alma mater, Duquesne University School of Law, where she instructed Oil & Gas Law.


Represented natural gas exploration and production company in obtaining long delayed well site permitting and obtained dismissal of litigation challenging that permitting.

Represented natural gas client in obtaining Underground Injection Control Well permitting and related litigation challenging municipal ordinance prohibiting the development of UIC wells, which resulted in a settlement to rescind the ordinance.

Represented coal client before Pennsylvania Environmental Hearing Board in complex offensive and defensive appeals relating to coal mining activities permitting and associated regulations thereof, resulting in decisions, among others, upholding the legality of longwall mining beneath streams in Pennsylvania and denying efforts to enjoin mining in a state park.

Favorably resolved an oil and gas joint operating dispute relating to well proposals and rights to operate on behalf of a non-operator.

Obtained summary judgment dismissal of analytical laboratory services company and two oilfield services companies in high profile toxic tort litigation pending before the Washington County Court of Common Pleas.

Coordinated site remediation and closure plan on behalf of natural gas producer and negotiated associated private water supply replacement agreement.

Obtained multiple injunctions of municipal regulations from the Pennsylvania Commonwealth Court utilizing then-available Section 3306 of Act 13.

Obtained issuance of municipal permits through mandamus action on behalf of natural gas exploration and production company.

Participated in team defending NEPA challenge to Federal coal mining permitting.

Lead environmental diligence on behalf of institutions lending funds to finance the construction of two natural gas-fired power plants in Pennsylvania.

Favorably resolved boundary and associated royalty dispute on behalf of landowner.

Advised oil and gas companies regarding negotiation of produced water transfer agreement.

Advised and represent clients regarding post-production costs and royalty calculations.

Obtained voluntary withdrawal in favor of natural gas exploration and production company of natural gas lease renewal litigation.

Advised natural gas clients with respect to leasing and pooling issues.

Arbitrated North Dakota working interest owner underpayment claims.

Advised and represented client regarding state and federal permitting and compliance issues associated with spent pickle liquor recycling and transport.

Represented manufacturing clients in negotiations regarding NPDES permit compliance and reissuance matters.

Successfully recovered all amounts owed to subcontractor from prime contractor associated with a New York City public project, including amounts for disputed change orders and attorneys’ fees.

Prepared $100 million proof of loss, resulting in substantial settlement with insurer on behalf of government client.

  • Duquesne University, School of Law, JD, cum laude, Special Editions & Research Editor, Duquesne Law Review, 2006
  • University of Pittsburgh, BA, summa cum laude, 2003

Allegheny County Bar Association

Marcellus Shale Coalition

Environmental Law Institute

  • Pennsylvania
  • U.S. District Court for the Middle District of Pennsylvania
  • U.S. District Court for the Western District of Pennsylvania
  • Author, What to Expect in Environmental Regulation for 2019, McGuireWoods Legal Insights, February 4, 2019
  • Author, "Hydraulic Fracturing and Related Activities as Giving Rise to Classic Toxic Tort Claims", Pennsylvania Bar Association Quarterly, July 2016
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