Portrait of Abby L. Risner

Abby L. Risner

Partner | Group Leader, Energy Industry

Abby defends energy companies, franchisors, manufacturers, and distributors against claims related to consumer fraud, advertising, franchise termination, unfair business practices, contract disputes, and other matters. She has tried cases to verdict and has experience in every phase of litigation, including as first chair in court and arbitration. Her extensive nationwide trial experience gives her a keen understanding of what it takes to handle complex disputes efficiently and effectively.

As the leader of UB Greensfelder’s Energy Industry Group, Abby routinely represents clients in energy disputes and advises on business issues associated with the Petroleum Marketing Practices Act (PMPA) and retail motor fuel marketing, including pricing, contracts, antitrust, and termination issues. She has defended claims against major energy companies related to termination under the PMPA and franchise laws, breach of contract and fraud claims, alleged unlawful motor fuel pricing practices, price posting, deed restrictions, and consumer protection claims. Her knowledge of the energy sector and the trial process has made her an important resource for the global companies she represents.

Abby has extensive experience defending against class action claims. Abby's litigation experience includes prevailing on class action claims through dispositive motions, defeating class certification, complex class action settlements, class action notice and claims process, and trials. She has defended dozens of class actions in federal and state courts nationwide, including the Southern District of Illinois, Eastern District of Missouri, Western District of Missouri, Cook, Madison and St. Clair Counties in Illinois, and St. Louis City and St. Louis County in Missouri.

In her franchising and distribution practice, Abby counsels clients on the termination of franchisees and distributors, as well as defense of litigation of claims in court and arbitration (including international arbitration). She advises on state franchise and distributor laws and works with clients facing disputes that arise as they bring their products and services to market.

Abby enjoys spending time outside the office with her children, including cheering them on at their many sporting activities, and traveling the world with her husband and children.

    Education

    • Saint Louis University School of Law (J.D., cum laude, 2005)
    • Principia College (B.A., with honors, 2000)

    Bar Admissions

    • Missouri
    • Illinois
    • U.S. District Court, Eastern District of Missouri
    • U.S. District Court, Southern District of Illinois
    • U.S. District Court, Eastern District of Wisconsin
    • U.S. Court of Appeals, Eighth Circuit
    • U.S. Court of Appeals, Ninth Circuit

    Professional Affiliations

    • Institute for Energy Law's Litigation and Dispute Resolution Committee (Officer)
    • Petroleum Marketing Attorneys' Conference (Co-Chair, 2018-present)
    • Rocky Mountain Mineral Law Foundation (Former Trustee)
    • Institute for Energy Law (Advisory Board)
    • American Bar Association, Section of Litigation (Energy & Environmental Committee, Former Programming Co-Chair)
    • ABA Forum on Franchising, Litigation and Alternative Dispute Resolution Division (Steering Committee, 2023-present)
    • ABA Class Actions & Derivative Suits Committee (Former Roundtable Programming Co-Chair)
    • The Missouri Bar
    • Bar Association of Metropolitan St. Louis
    • The Theodore McMillian American Inn of Court, St. Louis Chapter (Barrister, 2011-2014)

    Community Involvement

    • Missouri Botanical Garden (Young Friends Council, Alumni Board of Directors)
    • National Charity League, Gateway Chapter (Patroness, 2023-present)

    Firm Involvement

    • Group Leader, Energy Industry
    • Member, Governing Board

    Awards & Honors

    • Ranked as one of Missouri’s “Leaders in Their Field” in Litigation: General Commercial by Chambers USA: America’s Leading Lawyers for Business (2026)
    • Named to The Best Lawyers in America®, Mass Tort Litigation/Class Actions - Defendants, Missouri (2024-2026)
    • Corporate Counsel Business Journal50 Women to Watch (2023)
    • Named a “Litigation Star” in Missouri by Benchmark Litigation (2016-2022; 2025; 2026)
    • Named a “Future Star” in Missouri by Benchmark Litigation (2015)
    • Missouri Lawyers MediaWomen’s Justice Award (2019)
    • Missouri Lawyers Weekly, Up and Coming Lawyer (2013)

Abby L. Risner

Abby defends energy companies, franchisors, manufacturers, and distributors against claims related to consumer fraud, advertising, franchise termination, unfair business practices, contract disputes, and other matters. She has tried cases to verdict and has experience in every phase of litigation, including as first chair in court and arbitration. Her extensive nationwide trial experience gives her a keen understanding of what it takes to handle complex disputes efficiently and effectively.

As the leader of UB Greensfelder’s Energy Industry Group, Abby routinely represents clients in energy disputes and advises on business issues associated with the Petroleum Marketing Practices Act (PMPA) and retail motor fuel marketing, including pricing, contracts, antitrust, and termination issues. She has defended claims against major energy companies related to termination under the PMPA and franchise laws, breach of contract and fraud claims, alleged unlawful motor fuel pricing practices, price posting, deed restrictions, and consumer protection claims. Her knowledge of the energy sector and the trial process has made her an important resource for the global companies she represents.

Abby has extensive experience defending against class action claims. Abby's litigation experience includes prevailing on class action claims through dispositive motions, defeating class certification, complex class action settlements, class action notice and claims process, and trials. She has defended dozens of class actions in federal and state courts nationwide, including the Southern District of Illinois, Eastern District of Missouri, Western District of Missouri, Cook, Madison and St. Clair Counties in Illinois, and St. Louis City and St. Louis County in Missouri.

In her franchising and distribution practice, Abby counsels clients on the termination of franchisees and distributors, as well as defense of litigation of claims in court and arbitration (including international arbitration). She advises on state franchise and distributor laws and works with clients facing disputes that arise as they bring their products and services to market.

Abby enjoys spending time outside the office with her children, including cheering them on at their many sporting activities, and traveling the world with her husband and children.

Abby L. Risner

Abby defends energy companies, franchisors, manufacturers, and distributors against claims related to consumer fraud, advertising, franchise termination, unfair business practices, contract disputes, and other matters. She has tried cases to verdict and has experience in every phase of litigation, including as first chair in court and arbitration. Her extensive nationwide trial experience gives her a keen understanding of what it takes to handle complex disputes efficiently and effectively.

As the leader of UB Greensfelder’s Energy Industry Group, Abby routinely represents clients in energy disputes and advises on business issues associated with the Petroleum Marketing Practices Act (PMPA) and retail motor fuel marketing, including pricing, contracts, antitrust, and termination issues. She has defended claims against major energy companies related to termination under the PMPA and franchise laws, breach of contract and fraud claims, alleged unlawful motor fuel pricing practices, price posting, deed restrictions, and consumer protection claims. Her knowledge of the energy sector and the trial process has made her an important resource for the global companies she represents.

Abby has extensive experience defending against class action claims. Abby's litigation experience includes prevailing on class action claims through dispositive motions, defeating class certification, complex class action settlements, class action notice and claims process, and trials. She has defended dozens of class actions in federal and state courts nationwide, including the Southern District of Illinois, Eastern District of Missouri, Western District of Missouri, Cook, Madison and St. Clair Counties in Illinois, and St. Louis City and St. Louis County in Missouri.

In her franchising and distribution practice, Abby counsels clients on the termination of franchisees and distributors, as well as defense of litigation of claims in court and arbitration (including international arbitration). She advises on state franchise and distributor laws and works with clients facing disputes that arise as they bring their products and services to market.

Abby enjoys spending time outside the office with her children, including cheering them on at their many sporting activities, and traveling the world with her husband and children.

Abby L. Risner

Abby defends energy companies, franchisors, manufacturers, and distributors against claims related to consumer fraud, advertising, franchise termination, unfair business practices, contract disputes, and other matters. She has tried cases to verdict and has experience in every phase of litigation, including as first chair in court and arbitration. Her extensive nationwide trial experience gives her a keen understanding of what it takes to handle complex disputes efficiently and effectively.

As the leader of UB Greensfelder’s Energy Industry Group, Abby routinely represents clients in energy disputes and advises on business issues associated with the Petroleum Marketing Practices Act (PMPA) and retail motor fuel marketing, including pricing, contracts, antitrust, and termination issues. She has defended claims against major energy companies related to termination under the PMPA and franchise laws, breach of contract and fraud claims, alleged unlawful motor fuel pricing practices, price posting, deed restrictions, and consumer protection claims. Her knowledge of the energy sector and the trial process has made her an important resource for the global companies she represents.

Abby has extensive experience defending against class action claims. Abby's litigation experience includes prevailing on class action claims through dispositive motions, defeating class certification, complex class action settlements, class action notice and claims process, and trials. She has defended dozens of class actions in federal and state courts nationwide, including the Southern District of Illinois, Eastern District of Missouri, Western District of Missouri, Cook, Madison and St. Clair Counties in Illinois, and St. Louis City and St. Louis County in Missouri.

In her franchising and distribution practice, Abby counsels clients on the termination of franchisees and distributors, as well as defense of litigation of claims in court and arbitration (including international arbitration). She advises on state franchise and distributor laws and works with clients facing disputes that arise as they bring their products and services to market.

Abby enjoys spending time outside the office with her children, including cheering them on at their many sporting activities, and traveling the world with her husband and children.

Abby L. Risner

Abby defends energy companies, franchisors, manufacturers, and distributors against claims related to consumer fraud, advertising, franchise termination, unfair business practices, contract disputes, and other matters. She has tried cases to verdict and has experience in every phase of litigation, including as first chair in court and arbitration. Her extensive nationwide trial experience gives her a keen understanding of what it takes to handle complex disputes efficiently and effectively.

As the leader of UB Greensfelder’s Energy Industry Group, Abby routinely represents clients in energy disputes and advises on business issues associated with the Petroleum Marketing Practices Act (PMPA) and retail motor fuel marketing, including pricing, contracts, antitrust, and termination issues. She has defended claims against major energy companies related to termination under the PMPA and franchise laws, breach of contract and fraud claims, alleged unlawful motor fuel pricing practices, price posting, deed restrictions, and consumer protection claims. Her knowledge of the energy sector and the trial process has made her an important resource for the global companies she represents.

Abby has extensive experience defending against class action claims. Abby's litigation experience includes prevailing on class action claims through dispositive motions, defeating class certification, complex class action settlements, class action notice and claims process, and trials. She has defended dozens of class actions in federal and state courts nationwide, including the Southern District of Illinois, Eastern District of Missouri, Western District of Missouri, Cook, Madison and St. Clair Counties in Illinois, and St. Louis City and St. Louis County in Missouri.

In her franchising and distribution practice, Abby counsels clients on the termination of franchisees and distributors, as well as defense of litigation of claims in court and arbitration (including international arbitration). She advises on state franchise and distributor laws and works with clients facing disputes that arise as they bring their products and services to market.

Abby enjoys spending time outside the office with her children, including cheering them on at their many sporting activities, and traveling the world with her husband and children.

Abby L. Risner

Abby defends energy companies, franchisors, manufacturers, and distributors against claims related to consumer fraud, advertising, franchise termination, unfair business practices, contract disputes, and other matters. She has tried cases to verdict and has experience in every phase of litigation, including as first chair in court and arbitration. Her extensive nationwide trial experience gives her a keen understanding of what it takes to handle complex disputes efficiently and effectively.

As the leader of UB Greensfelder’s Energy Industry Group, Abby routinely represents clients in energy disputes and advises on business issues associated with the Petroleum Marketing Practices Act (PMPA) and retail motor fuel marketing, including pricing, contracts, antitrust, and termination issues. She has defended claims against major energy companies related to termination under the PMPA and franchise laws, breach of contract and fraud claims, alleged unlawful motor fuel pricing practices, price posting, deed restrictions, and consumer protection claims. Her knowledge of the energy sector and the trial process has made her an important resource for the global companies she represents.

Abby has extensive experience defending against class action claims. Abby's litigation experience includes prevailing on class action claims through dispositive motions, defeating class certification, complex class action settlements, class action notice and claims process, and trials. She has defended dozens of class actions in federal and state courts nationwide, including the Southern District of Illinois, Eastern District of Missouri, Western District of Missouri, Cook, Madison and St. Clair Counties in Illinois, and St. Louis City and St. Louis County in Missouri.

In her franchising and distribution practice, Abby counsels clients on the termination of franchisees and distributors, as well as defense of litigation of claims in court and arbitration (including international arbitration). She advises on state franchise and distributor laws and works with clients facing disputes that arise as they bring their products and services to market.

Abby enjoys spending time outside the office with her children, including cheering them on at their many sporting activities, and traveling the world with her husband and children.

Abby L. Risner

Abby defends energy companies, franchisors, manufacturers, and distributors against claims related to consumer fraud, advertising, franchise termination, unfair business practices, contract disputes, and other matters. She has tried cases to verdict and has experience in every phase of litigation, including as first chair in court and arbitration. Her extensive nationwide trial experience gives her a keen understanding of what it takes to handle complex disputes efficiently and effectively.

As the leader of UB Greensfelder’s Energy Industry Group, Abby routinely represents clients in energy disputes and advises on business issues associated with the Petroleum Marketing Practices Act (PMPA) and retail motor fuel marketing, including pricing, contracts, antitrust, and termination issues. She has defended claims against major energy companies related to termination under the PMPA and franchise laws, breach of contract and fraud claims, alleged unlawful motor fuel pricing practices, price posting, deed restrictions, and consumer protection claims. Her knowledge of the energy sector and the trial process has made her an important resource for the global companies she represents.

Abby has extensive experience defending against class action claims. Abby's litigation experience includes prevailing on class action claims through dispositive motions, defeating class certification, complex class action settlements, class action notice and claims process, and trials. She has defended dozens of class actions in federal and state courts nationwide, including the Southern District of Illinois, Eastern District of Missouri, Western District of Missouri, Cook, Madison and St. Clair Counties in Illinois, and St. Louis City and St. Louis County in Missouri.

In her franchising and distribution practice, Abby counsels clients on the termination of franchisees and distributors, as well as defense of litigation of claims in court and arbitration (including international arbitration). She advises on state franchise and distributor laws and works with clients facing disputes that arise as they bring their products and services to market.

Abby enjoys spending time outside the office with her children, including cheering them on at their many sporting activities, and traveling the world with her husband and children.

Abby L. Risner