Judge, United States Court of Appeals, District of Columbia Circuit
Judge Katsas was appointed to the D.C. Circuit in December 2017. He graduated from Princeton University and Harvard Law School, where he was an executive editor on the Harvard Law Review. Between 1989 and 1992, he served as a law clerk to Judge Edward Becker on the Third Circuit, to then-Judge Clarence Thomas on the D.C. Circuit, and to Justice Thomas on the Supreme Court. Between 1992 and 2001, he was an associate and then partner in the Washington office of Jones Day, where he specialized in appellate and complex civil litigation. Between 2001 and 2009, he served in many senior positions in the Department of Justice, including as Assistant Attorney General for the Civil Division and as Acting Associate Attorney General. In 2009, he returned to Jones Day. From January to December 2017, he served as Deputy Assistant to the President and Deputy Counsel to the President.
Before joining the bench, Judge Katsas argued more than 75 appeals, including three cases in the Supreme Court, 13 cases in the D.C. Circuit, and cases in every other federal court of appeals. By appointment of the Chief Justice, he served on the Advisory Committee on Appellate Rules from 2013 to 2017. In 2016, he was elected to membership in the American Academy of Appellate Lawyers.
Partner, Jones Day
Don McGahn represents clients before government agencies, in enforcement matters, and in court disputes arising from government regulation or action. He handles litigation, crisis management, regulatory compliance, and political issues.
Prior to rejoining Jones Day in 2019, Don served as Counsel to the President of the United States, advising Donald J. Trump on all legal issues concerning the President and his administration, including constitutional and statutory authority, executive orders, international agreements, tariffs, trade, administrative law, and national security. Don also managed the judicial selection process for the President. During Don's tenure, a historic number of judges were appointed to the federal bench, including two Supreme Court justices. In addition, he spearheaded President Trump's deregulation efforts, which resulted in deregulation at record rates. Following Don's departure from the White House, the President appointed him to the Council of the Administrative Conference of the United States, a nonpartisan, independent agency dedicated to promoting improvement to administrative agency processes.
Don's accomplishments have been recognized at the highest levels of government. Senate Majority Leader Mitch McConnell stated that Don concluded his tenure "not only as the best White House Counsel I've seen on the job, but more broadly, as one of the most successful and consequential aides to any President in recent memory."
Don was nominated by President George W. Bush in 2008, and confirmed in the Senate by unanimous consent, to serve as a member of the Federal Election Commission. He also served as outside Counsel to the Committee on House Administration during the 113th and 114th Congresses and as general counsel to the National Republican Congressional Committee.
Chief of Staff and Acting Associate Attorney General, U.S. Department of Justice
Chad R. Mizelle is the Chief of Staff and Acting Associate Attorney General of the Department of Justice. Previously, Chad was the Chief Legal Officer at Affinity Partners, a global private equity firm with more than $4B under management. Before that Chad worked at Jones Day, where his practice focused on government regulation and national security issues. Previously, Chad served as the Acting General Counsel at the Department of Homeland Security, where he managed more than 2,200 lawyers. As the top lawyer at DHS, Chad directed all legal activities related to the Agency’s broad mission. Prior to serving as Acting General Counsel, Chad served as the Chief of Staff at DHS. He also served at the White House as Associate Counsel to the President and at the Department of Justice as Counsel to the Deputy Attorney General. Chad clerked for the Honorable David B. Sentelle of the D.C. Circuit. He received his J.D. from Cornell Law School and his B.A. from the University of Florida. Chad and his wife Kat reside in Tampa, Florida with their two kids.
Chief of Staff and Acting Associate Attorney General, U.S. Department of Justice
Chad R. Mizelle is the Chief of Staff and Acting Associate Attorney General of the Department of Justice. Previously, Chad was the Chief Legal Officer at Affinity Partners, a global private equity firm with more than $4B under management. Before that Chad worked at Jones Day, where his practice focused on government regulation and national security issues. Previously, Chad served as the Acting General Counsel at the Department of Homeland Security, where he managed more than 2,200 lawyers. As the top lawyer at DHS, Chad directed all legal activities related to the Agency’s broad mission. Prior to serving as Acting General Counsel, Chad served as the Chief of Staff at DHS. He also served at the White House as Associate Counsel to the President and at the Department of Justice as Counsel to the Deputy Attorney General. Chad clerked for the Honorable David B. Sentelle of the D.C. Circuit. He received his J.D. from Cornell Law School and his B.A. from the University of Florida. Chad and his wife Kat reside in Tampa, Florida with their two kids.
Senior Director of Strategic Partnerships, First Liberty Institute
Lisa Budzynski Ezell is the former Vice President and Director of the Federalist Society’s Lawyers Chapters. In this role, she managed a growing network of over 90 lawyers chapters nationwide, including oversight of leadership recruitment, chapter programming, state conferences, civics education outreach, and young lawyers activities. She holds a Bachelor of Arts degree from Saint Mary’s College in Political Science and History and a Master of Public Policy from George Mason University.
Shareholder, Gunster
Joe Jacquot is a business litigation shareholder at Gunster who focuses his practice on representing clients in complex state matters involving litigation and appellate work, as well as counseling companies on various regulatory issues. Having served in high-level public sector positions, Joe is dedicated to bringing his insight and experience with judicial and government systems to help clients navigate the same.
Joe served as the general counsel to Florida Governor Ron DeSantis, from the Governor’s inauguration in January 2019 through October 2020. In this capacity, Joe was responsible for all litigation and legal matters of the Governor and state executive agencies. Joe handled cases on behalf of the Governor and his administration before federal and state courts, including five matters before the Florida Supreme Court on matters of statewide significance.
Joe led the Governor’s legal team through the COVID-19 pandemic, including drafting and implementing the Governor’s executive orders including the reopening plan. Joe served as the chief ethics officer for the Governor including advising on Florida’s public records and public meeting laws. He also oversaw the Governor’s judicial appointment process which resulted in seating five justices to the Florida Supreme Court and more than 100 judges to lower courts.
From 2007-2010, Joe served as Florida’s chief deputy attorney general, during which he successfully argued before the U.S. Supreme Court in the Miranda rights case, Florida v. Powell. After this public service, and prior to his general counsel role with the Governor, he was a litigation partner at a national law firm, leading the firm’s State Attorneys General practice handling antitrust, consumer protection and other enforcement actions and worked as a senior vice president and counsel to a publicly traded mortgage-industry company in Jacksonville.
Earlier in his career, he served as the deputy chief counsel for the U.S. Senate Judiciary Committee, managing the confirmations of Chief Justice John Roberts and Justice Samuel Alito. Joe earned his undergraduate degree at the University of Virginia and his law degree at the University of Florida Levin College of Law. He also served as a lieutenant in the U.S. Navy.
Secretary, Florida Department of Juvenile Justice
Simone Marstiller is the secretary of the Florida Department of Juvenile Justice. Prior to being appointed secretary in January 2019 by Governor Ron DeSantis, Simone was Of Counsel with Gunster, Yoakley, Stewart, P.A., in the firm’s Tallahassee and Tampa offices, where her practice areas included appellate consulting and litigation, government affairs, procurement, and ethics and elections. She joined Gunster in 2017 after retiring from the First District Court of Appeal, where she served as a judge for six years.
In 2001, Simone served as Assistant General Counsel to Governor Jeb Bush. In that position, she assisted the Governor’s General Counsel in overseeing the legal operations of the Governor’s agencies and advising the Governor on a wide variety of legal and policy issues.
Simone was selected in 2002 to serve as General Counsel for the Department of Management Services (DMS), the administrative agency for state government. There, she managed all legal affairs for the agency, including matters related to government procurement, outsourcing, state facility management, and collective bargaining. While serving in this capacity, Governor Bush appointed her Interim Secretary of the agency.
From DMS, Simone returned to the Governor’s Office in 2003 to serve as Deputy Chief of Staff. In 2004, Governor Bush appointed her State Chief Information Officer to head state government’s central technology planning and policy organization, and in 2005 she became Secretary of the Department of Business and Professional Regulation, the state’s largest regulatory agency.
In 2007, Attorney General Bill McCollum appointed Simone Associate Deputy Attorney General for the State of Florida. In addition to serving on the executive management team for the Office of the Attorney General, she was the agency’s General Counsel and was responsible for overseeing four agency divisions, including the Civil Rights and Opinions Divisions. When appointed to the appellate court in 2010, Simone was serving as Executive Director for the Florida Elections Commission.
Simone was born in Monrovia, Liberia, and grew up in St. Petersburg, Florida. She earned her Bachelor of Business Administration degree in 1988 from Stetson University in DeLand, Florida and her Juris Doctor, cum laude, in 1996 from Stetson University College of Law in Gulfport, Florida.
Chief of Staff and Acting Associate Attorney General, U.S. Department of Justice
Chad R. Mizelle is the Chief of Staff and Acting Associate Attorney General of the Department of Justice. Previously, Chad was the Chief Legal Officer at Affinity Partners, a global private equity firm with more than $4B under management. Before that Chad worked at Jones Day, where his practice focused on government regulation and national security issues. Previously, Chad served as the Acting General Counsel at the Department of Homeland Security, where he managed more than 2,200 lawyers. As the top lawyer at DHS, Chad directed all legal activities related to the Agency’s broad mission. Prior to serving as Acting General Counsel, Chad served as the Chief of Staff at DHS. He also served at the White House as Associate Counsel to the President and at the Department of Justice as Counsel to the Deputy Attorney General. Chad clerked for the Honorable David B. Sentelle of the D.C. Circuit. He received his J.D. from Cornell Law School and his B.A. from the University of Florida. Chad and his wife Kat reside in Tampa, Florida with their two kids.
Member, Florida House of Representatives
Rep. Paul Renner (R-Palm Coast) serves as State Representative to District 24 in the Florida House of Representatives and is slated to become House Speaker in 2022. He is currently Chair of the Rules Committee and also serves on the Appropriations Committee. Rep. Renner is a military veteran, former prosecutor, and business attorney. He began his legal career as an Assistant State Attorney, during which he prosecuted serious felony offenses. Since 1998, he has represented individuals and businesses as their advocate in a broad range of commercial settings.
In addition to his legal practice, Rep. Renner has served as a naval officer, both on active duty and in the reserves. Earlier in his career, he served in Operation Desert Storm during combat operations onboard the USS McInerney (FFG-8) and later during combat operations in Afghanistan in 2011.
Rep. Renner was raised in Northeast Florida, where he attended public school. He earned his Juris Doctorate at the University of Florida, Levin College of Law, and his Bachelor of Arts in history at Davidson College in North Carolina. He lives in Palm Coast with his wife and daughter.
Attorney General, Florida
James Uthmeier is the Attorney General of the State of Florida. Before this, he served as Chief of Staff to Governor Ron DeSantis. Previously, he was General Counsel to the Governor, overseeing litigation and judicial nominations. He also served as a senior advisor at the U.S. Department of Commerce. A Georgetown Law graduate, Uthmeier is an adjunct professor at Florida State University College of Law and co-teaches religious education in Tallahassee.
Secretary, Florida Department of Juvenile Justice
Simone Marstiller is the secretary of the Florida Department of Juvenile Justice. Prior to being appointed secretary in January 2019 by Governor Ron DeSantis, Simone was Of Counsel with Gunster, Yoakley, Stewart, P.A., in the firm’s Tallahassee and Tampa offices, where her practice areas included appellate consulting and litigation, government affairs, procurement, and ethics and elections. She joined Gunster in 2017 after retiring from the First District Court of Appeal, where she served as a judge for six years.
In 2001, Simone served as Assistant General Counsel to Governor Jeb Bush. In that position, she assisted the Governor’s General Counsel in overseeing the legal operations of the Governor’s agencies and advising the Governor on a wide variety of legal and policy issues.
Simone was selected in 2002 to serve as General Counsel for the Department of Management Services (DMS), the administrative agency for state government. There, she managed all legal affairs for the agency, including matters related to government procurement, outsourcing, state facility management, and collective bargaining. While serving in this capacity, Governor Bush appointed her Interim Secretary of the agency.
From DMS, Simone returned to the Governor’s Office in 2003 to serve as Deputy Chief of Staff. In 2004, Governor Bush appointed her State Chief Information Officer to head state government’s central technology planning and policy organization, and in 2005 she became Secretary of the Department of Business and Professional Regulation, the state’s largest regulatory agency.
In 2007, Attorney General Bill McCollum appointed Simone Associate Deputy Attorney General for the State of Florida. In addition to serving on the executive management team for the Office of the Attorney General, she was the agency’s General Counsel and was responsible for overseeing four agency divisions, including the Civil Rights and Opinions Divisions. When appointed to the appellate court in 2010, Simone was serving as Executive Director for the Florida Elections Commission.
Simone was born in Monrovia, Liberia, and grew up in St. Petersburg, Florida. She earned her Bachelor of Business Administration degree in 1988 from Stetson University in DeLand, Florida and her Juris Doctor, cum laude, in 1996 from Stetson University College of Law in Gulfport, Florida.
Chief of Staff and Acting Associate Attorney General, U.S. Department of Justice
Chad R. Mizelle is the Chief of Staff and Acting Associate Attorney General of the Department of Justice. Previously, Chad was the Chief Legal Officer at Affinity Partners, a global private equity firm with more than $4B under management. Before that Chad worked at Jones Day, where his practice focused on government regulation and national security issues. Previously, Chad served as the Acting General Counsel at the Department of Homeland Security, where he managed more than 2,200 lawyers. As the top lawyer at DHS, Chad directed all legal activities related to the Agency’s broad mission. Prior to serving as Acting General Counsel, Chad served as the Chief of Staff at DHS. He also served at the White House as Associate Counsel to the President and at the Department of Justice as Counsel to the Deputy Attorney General. Chad clerked for the Honorable David B. Sentelle of the D.C. Circuit. He received his J.D. from Cornell Law School and his B.A. from the University of Florida. Chad and his wife Kat reside in Tampa, Florida with their two kids.
Member, Florida House of Representatives
Rep. Paul Renner (R-Palm Coast) serves as State Representative to District 24 in the Florida House of Representatives and is slated to become House Speaker in 2022. He is currently Chair of the Rules Committee and also serves on the Appropriations Committee. Rep. Renner is a military veteran, former prosecutor, and business attorney. He began his legal career as an Assistant State Attorney, during which he prosecuted serious felony offenses. Since 1998, he has represented individuals and businesses as their advocate in a broad range of commercial settings.
In addition to his legal practice, Rep. Renner has served as a naval officer, both on active duty and in the reserves. Earlier in his career, he served in Operation Desert Storm during combat operations onboard the USS McInerney (FFG-8) and later during combat operations in Afghanistan in 2011.
Rep. Renner was raised in Northeast Florida, where he attended public school. He earned his Juris Doctorate at the University of Florida, Levin College of Law, and his Bachelor of Arts in history at Davidson College in North Carolina. He lives in Palm Coast with his wife and daughter.
Attorney General, Florida
James Uthmeier is the Attorney General of the State of Florida. Before this, he served as Chief of Staff to Governor Ron DeSantis. Previously, he was General Counsel to the Governor, overseeing litigation and judicial nominations. He also served as a senior advisor at the U.S. Department of Commerce. A Georgetown Law graduate, Uthmeier is an adjunct professor at Florida State University College of Law and co-teaches religious education in Tallahassee.
Senior Director of Strategic Partnerships, First Liberty Institute
Lisa Budzynski Ezell is the former Vice President and Director of the Federalist Society’s Lawyers Chapters. In this role, she managed a growing network of over 90 lawyers chapters nationwide, including oversight of leadership recruitment, chapter programming, state conferences, civics education outreach, and young lawyers activities. She holds a Bachelor of Arts degree from Saint Mary’s College in Political Science and History and a Master of Public Policy from George Mason University.
Senior Director of Strategic Partnerships, First Liberty Institute
Lisa Budzynski Ezell is the former Vice President and Director of the Federalist Society’s Lawyers Chapters. In this role, she managed a growing network of over 90 lawyers chapters nationwide, including oversight of leadership recruitment, chapter programming, state conferences, civics education outreach, and young lawyers activities. She holds a Bachelor of Arts degree from Saint Mary’s College in Political Science and History and a Master of Public Policy from George Mason University.
Secretary, Florida Department of Juvenile Justice
Simone Marstiller is the secretary of the Florida Department of Juvenile Justice. Prior to being appointed secretary in January 2019 by Governor Ron DeSantis, Simone was Of Counsel with Gunster, Yoakley, Stewart, P.A., in the firm’s Tallahassee and Tampa offices, where her practice areas included appellate consulting and litigation, government affairs, procurement, and ethics and elections. She joined Gunster in 2017 after retiring from the First District Court of Appeal, where she served as a judge for six years.
In 2001, Simone served as Assistant General Counsel to Governor Jeb Bush. In that position, she assisted the Governor’s General Counsel in overseeing the legal operations of the Governor’s agencies and advising the Governor on a wide variety of legal and policy issues.
Simone was selected in 2002 to serve as General Counsel for the Department of Management Services (DMS), the administrative agency for state government. There, she managed all legal affairs for the agency, including matters related to government procurement, outsourcing, state facility management, and collective bargaining. While serving in this capacity, Governor Bush appointed her Interim Secretary of the agency.
From DMS, Simone returned to the Governor’s Office in 2003 to serve as Deputy Chief of Staff. In 2004, Governor Bush appointed her State Chief Information Officer to head state government’s central technology planning and policy organization, and in 2005 she became Secretary of the Department of Business and Professional Regulation, the state’s largest regulatory agency.
In 2007, Attorney General Bill McCollum appointed Simone Associate Deputy Attorney General for the State of Florida. In addition to serving on the executive management team for the Office of the Attorney General, she was the agency’s General Counsel and was responsible for overseeing four agency divisions, including the Civil Rights and Opinions Divisions. When appointed to the appellate court in 2010, Simone was serving as Executive Director for the Florida Elections Commission.
Simone was born in Monrovia, Liberia, and grew up in St. Petersburg, Florida. She earned her Bachelor of Business Administration degree in 1988 from Stetson University in DeLand, Florida and her Juris Doctor, cum laude, in 1996 from Stetson University College of Law in Gulfport, Florida.
Chief of Staff and Acting Associate Attorney General, U.S. Department of Justice
Chad R. Mizelle is the Chief of Staff and Acting Associate Attorney General of the Department of Justice. Previously, Chad was the Chief Legal Officer at Affinity Partners, a global private equity firm with more than $4B under management. Before that Chad worked at Jones Day, where his practice focused on government regulation and national security issues. Previously, Chad served as the Acting General Counsel at the Department of Homeland Security, where he managed more than 2,200 lawyers. As the top lawyer at DHS, Chad directed all legal activities related to the Agency’s broad mission. Prior to serving as Acting General Counsel, Chad served as the Chief of Staff at DHS. He also served at the White House as Associate Counsel to the President and at the Department of Justice as Counsel to the Deputy Attorney General. Chad clerked for the Honorable David B. Sentelle of the D.C. Circuit. He received his J.D. from Cornell Law School and his B.A. from the University of Florida. Chad and his wife Kat reside in Tampa, Florida with their two kids.
Member, Florida House of Representatives
Rep. Paul Renner (R-Palm Coast) serves as State Representative to District 24 in the Florida House of Representatives and is slated to become House Speaker in 2022. He is currently Chair of the Rules Committee and also serves on the Appropriations Committee. Rep. Renner is a military veteran, former prosecutor, and business attorney. He began his legal career as an Assistant State Attorney, during which he prosecuted serious felony offenses. Since 1998, he has represented individuals and businesses as their advocate in a broad range of commercial settings.
In addition to his legal practice, Rep. Renner has served as a naval officer, both on active duty and in the reserves. Earlier in his career, he served in Operation Desert Storm during combat operations onboard the USS McInerney (FFG-8) and later during combat operations in Afghanistan in 2011.
Rep. Renner was raised in Northeast Florida, where he attended public school. He earned his Juris Doctorate at the University of Florida, Levin College of Law, and his Bachelor of Arts in history at Davidson College in North Carolina. He lives in Palm Coast with his wife and daughter.
Attorney General, Florida
James Uthmeier is the Attorney General of the State of Florida. Before this, he served as Chief of Staff to Governor Ron DeSantis. Previously, he was General Counsel to the Governor, overseeing litigation and judicial nominations. He also served as a senior advisor at the U.S. Department of Commerce. A Georgetown Law graduate, Uthmeier is an adjunct professor at Florida State University College of Law and co-teaches religious education in Tallahassee.
An Evening with Judge Greg Katsas and Don McGahn: A Rapid-Fire Roundtable
Tampa Bay Lawyer Chapter
Tampa, FLJudicial Oversight of District Courts After CASA
CLE credit for this event is available at On-Demand CLE. In recent years, leaders of both...
Judicial Oversight of District Courts After CASA
Federalism & Separation of Powers Practice Group
Washington, DCOpening Remarks
2025 Florida Young Lawyers Summit
Tampa, FLA Conversation with Chad Mizelle, Former General Counsel, United States Department of Homeland Security
Tampa Bay Lawyers Chapter
Tampa, FLSession I: Covid and Separation of Powers
Simone Marstiller, Chad Mizelle, Paul Renner, James William Uthmeier, Lisa Ezell
On January 30, 2021, The Federalist Society's Florida lawyers chapters hosted their annual Florida Chapters...
Session I: Covid and Separation of Powers
Lisa Ezell, Simone Marstiller, Chad Mizelle, Paul Renner, James William Uthmeier
On January 30, 2021, The Federalist Society's Florida lawyers chapters hosted their annual Florida Chapters...
Session I: Covid and Separation of Powers
2021 Annual Florida Chapters Conference
Lake Buena Vista, FL