BJ

Barbara J. Koonz

Iselin, NJ

Practicing energy in Iselin since 1989.

37+
Years practicing
2
Bar admissions

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Barbara J. Koonz is an attorney based in Iselin, NEW JERSEY. The practice focuses on Energy and Environmental. Barbara has over 37 years of legal experience.

Based in
Iselin, NEW JERSEY
Experience
over 37 years
Known for
Energy · Environmental
  • Handles Energy and Environmental matters from Iselin, NEW JERSEY.
  • Over 37 years of practice as a licensed attorney.
  • Recognized with Best Lawyers in America — Energy Law (2026).

About Barbara J. Koonz: Barbara J. Koonz is an attorney based in Iselin, NEW JERSEY. The practice focuses on Energy and Environmental. Barbara has over 37 years of legal experience.

Areas of practice

Practice focus

Barbara J. Koonz represents clients in Iselin, New Jersey across the following areas of law. Each area links to other verified attorneys with the same focus.

Biography

About Barbara J. Koonz

Ms. Koonz focuses her practice in the areas of environmental and energy law, with an emphasis on environmental permitting and compliance, development and transfer of electric generation facilities, renewable and clean energy projects, coastal and port-area projects, and A-901 licensing.

For over 25 years, Ms. Koonz has advised domestic and overseas businesses with respect to New Jersey state and federal environmental permitting, regulatory compliance and requisite scientific data to best manage environmental remediation, ISRA compliance, New Jersey Pollutant Discharge Elimination System (NJPDES) permitting, air permitting, CAFRA permitting, waterfront development and wetlands permitting. She also serves as local counsel to secure all requisite local, state, energy and environmental permitting and approvals for the development and operation of electric generation facilities, including renewable and clean energy projects in New Jersey.

As a geologist and attorney, Ms. Koonz brings broad-based expertise to the task of advising private and public entities involved in the fossil fuel, liquefied natural gas (LNG) and renewable energy industries in connection with the acquisition, project management, development and permitting of energy facilities and related infrastructure. This work includes the coordination of due diligence for energy projects on behalf of developers and investors.

Ms. Koonz regularly represents solar energy providers and hosts in connection with the development of grid-supply, net-metered and community solar photovoltaic (PV) projects, including some of the largest solar PV projects in New Jersey. In connection with solar and other distributed energy projects, Ms. Koonz, on behalf of power providers and off-takers, drafts and negotiates engineering, procurement and construction agreements (EPCs), power purchase agreements (PPAs), rooftop leases, and related property rights and access agreements. She provides counsel to clients regarding eligibility and compliance with BPU renewable energy requirements, including the solar renewable energy certificate (SREC) program and the newly implemented Transition Incentive (TI) program. Further, she provides advice regarding interconnection agreements with local electric distribution companies and regional transmission organizations such as PJM.

Her work has encompassed the permitting, development and transfer of renewable and clean energy projects; A-901 licensed solid waste facilities, recycling facilities, public wastewater and solid waste facilities, Combined Heat and Power (CHP) facilities, linear and pipeline development projects as well as securing grants and funding for redevelopment projects and assisting solid waste service vendors to obtain the required A-901 licenses and Certificates of Public Convenience and Necessity required under New Jersey law to operate within the state.

She has represented state, national and global manufacturers and large shipping operators and investors in matters involving due diligence for acquisitions and local, state and federal environmental permitting of their U.S.-based operations, including solar and other renewable energy, clean energy, manufacturing, recycling and solid waste facilities. In addition, she has counseled global, federal, state and local governments on the development of regulatory protocol for environmental resources, both in New Jersey and beyond.

Ms. Koonz has extensive experience in negotiating regulatory issues and resolving related enforcement actions with public agencies, including the New Jersey Department of Environmental Protection (DEP) and the New Jersey Board of Public Utilities (BPU). Her work has encompassed the permitting and transfer of A-901 licensed solid waste facilities and transporters, public wastewater and solid waste facilities, Combined Heat and Power (CHP) facilities, linear and pipeline development projects, and scrap metal and other recycling facilities, as well as securing grants and funding for redevelopment projects and the management of contamination from hazardous materials, range lead reclamation and historic pesticides.

Ms. Koonz has secured environmental permits and approvals for a comprehensive range of projects and facilities including interstate pipelines, LNG facilities and independent power producers, overseeing all aspects including due diligence and the coordination of stakeholders, state agencies and federal entities including the U.S. Environmental Protection Agency (EPA) and the Federal Energy Regulatory Commission (FERC). She has also counseled property owners, public utilities and government entities on cost-effective acquisitions of energy infrastructure rights-of-way (ROW) through easements, permits and surface access agreements.

Results may vary depending on your particular facts and legal circumstances.

Credentials

Education

  • Seton Hall University

    J.D. · 1989

Jurisdictions

Bar admissions

  • Florida, The Florida

    2012 · ACTIVE

  • New Jersey, New Jers

    1989 · ACTIVE

Recognition

Awards & honors

  • Best Lawyers in America — Energy Law

    2026

  • Best Lawyers in America — Energy Regulatory Law

    2026

  • Best Lawyers in America — Environmental Law

    2026

  • Best Lawyers in America — Awards:

    2026

  • Best Lawyers in America — Listed in

    2026

  • Best Lawyers in America — The Lawdragon 100 Managing Partners You Need to Know

    2026

  • Best Lawyers in America — (a publication of Lawdragon Inc.) (2026)

    2026

  • Best Lawyers in America — Selected for inclusion in 2026 by

    2026

  • Best Lawyers in America — NJBIZ

    2026

  • Best Lawyers in America — on a list called “Leaders in Law”

    2026

  • Best Lawyers in America — Selected for inclusion in 2025 by

    2026

  • Best Lawyers in America — NJBIZ (a publication of Bridge Tower Media)

    2026

  • Best Lawyers in America — on a list called “Law Power List”

    2026

  • Best Lawyers in America — Recipient of a 2025 Leading Women in Business Award by

    2026

  • Best Lawyers in America — (a publication of Bridge Tower Media)

    2026

  • Best Lawyers in America — Chambers USA

    2026

  • Best Lawyers in America — (a publication of Chambers and Partners) in the Environment practice area (2021 - present)

    2026

Locations

Office locations

Main office

99 Wood Avenue South

Iselin, New Jersey 08830

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Frequently asked

Common questions

  • What areas of law does Barbara J. Koonz practice?

    Barbara J. Koonz focuses on Energy and Environmental.

  • Where is Barbara J. Koonz located?

    Barbara J. Koonz primarily serves clients in Iselin, New Jersey, with an office at 99 Wood Avenue South.

  • How experienced is Barbara J. Koonz?

    Barbara J. Koonz has 37 years of legal practice, having been licensed since 1989.

  • Is Barbara J. Koonz a verified attorney?

    Barbara J. Koonz's profile is listed but has not yet been claimed by the attorney. Verification status is pending.

  • How can I schedule a consultation with Barbara J. Koonz?

    You can book a consultation through LawyersListed directly from this page. Initial outreach can also be made by phone at 732-549-5600.