Attorney Archive

Andrew (A.J.) Johnson

November 13, 2023

A.J. studied Biology at the University of Virginia before pursuing master’s and doctorate degrees at the Virginia Institute of Marine Science (VIMS) at the College of William & Mary. At VIMS, A.J. studied and restored submerged aquatic vegetation in freshwater and marine systems from Chesapeake Bay to Western Australia and published research articles in respected […]

Clay Kulesza

September 20, 2021

Clay received his undergraduate training at the University of Virginia and his legal training at the William & Mary Law School, where he served on the Law Review. Since joining AquaLaw, he has been actively involved in the firm’s full range of regulatory, permitting, legislative, and litigation activities on behalf of our national municipal utility […]

Rosewin Sweeney

October 19, 2018

Rosewin Sweeney joined AquaLaw in 2018. Her practice focuses on environmental regulation, permit negotiation, compliance counseling, agency liaison, defense and resolution of agency and citizen enforcement actions, and environmental litigation under various state and federal laws and regulations. Prior to joining the firm, Rosewin served 18 years in the Maryland Office of the Attorney General, […]

Ellen Egen

August 16, 2018

Ellen’s broad environmental legal experience and relevant academic training make her the firm’s “go to” attorney for complex legal and regulatory matters. She has successfully addressed cutting edge permitting, development, and operation issues for clients. Ellen assists clients both before and after there are potential legal issues, both in the administrative arena and in litigation. […]

Justin Curtis

January 14, 2013

Justin joined AquaLaw in 2013, bringing expertise assisting clients in a wide array of environmental matters including permitting, regulatory compliance, litigation, and enforcement defense.  Prior to joining AquaLaw, Justin practiced in the environmental group of a national law firm in Washington, D.C. Before that, Justin served for two years as a law clerk to U.S. District […]

Lisa Ochsenhirt

Lisa’s practice spans a variety of water and utility matters, including stormwater and wastewater permitting and enforcement for individual localities and authorities and related regional and state-level policy matters including the Chesapeake Bay cleanup and biosolids recycling.  Lisa has worked throughout EPA’s Mid-Atlantic Region and beyond, and routinely advises and represents wastewater and stormwater utilities […]

Dick Sedgley

December 19, 2012

Dick Sedgley has practiced environmental and utility law as a member of the AquaLaw team since 2005.  Prior to joining AquaLaw, Dick was a partner in a national law firm, where he worked with AquaLaw co-founders Paul Calamita and Chris Pomeroy.  Dick practiced environmental engineering prior to starting his law practice in 1987. Combining legal […]

Chris Pomeroy

Chris Pomeroy co-founded AquaLaw in 2002 with Paul Calamita.  Today, AquaLaw is nationally recognized for its expertise on environmental and business matters concerning water supply, wastewater treatment, stormwater management, utilities, and natural resources.  Chris’ practice is primarily dedicated to advising and representing owners, operators and developers of water and other types of regulated infrastructure, including […]

Paul Calamita

Paul Calamita co-founded AquaLaw in 2002 with Chris Pomeroy. Over the prior decade, Paul practiced as a full time Clean and Safe Drinking Water Act lawyer with a national law firm. Paul Calamita has practiced environmental law nationally for over 30 years. He is first and foremost an environmental counselor and negotiator. He has considerable […]