Partner, Holtzman Vogel Baran Torchinsky & Josefiak PLLC
Abhishek (Abhi) Kambli is a partner at Holtzman Vogel who represents clients in high-stakes appellate and complex litigation, constitutional challenges, and matters involving state attorneys general and federal agencies. He is one of a handful of lawyers nationally who has both led federal litigation from inside the Department of Justice and multi-state coalition work from a State Attorney General’s office—giving clients a 360-degree perspective on government enforcement, regulatory challenges, and constitutional advocacy.
Prior to joining Holtzman Vogel, Abhi served as Deputy Associate Attorney General at the United States Department of Justice, where he acted as lead counsel in high-priority matters for the Trump Administration, oversaw the Department’s civil components on behalf of the Associate Attorney General, advised the White House Counsel’s Office and federal agencies on litigation risk and strategy, and developed the Department’s national affirmative civil litigation strategy.
Earlier, he served as Deputy Attorney General and Division Chief of the Special Litigation and Constitutional Issues Division at the Kansas Attorney General’s Office, where he launched the division and led multi-state coalitions in trial and appellate courts nationwide, including the United States Supreme Court. He began his career as an Assistant United States Attorney in the Southern District of Indiana, prosecuting more than 100 federal cases from investigation through appeal.
Abhi is also a Lieutenant Colonel in the United States Air Force Judge Advocate General's Corps, having served on active duty and in the reserves since 2013. His military service includes criminal trials as both prosecutor and defense attorney, appellate representation before the Court of Appeals for the Armed Forces, and representation of a high-profile detainee before the Military Commissions at Guantánamo Bay.
Deputy General Counsel, U.S. Department of Health and Human Services
Emily Mimnaugh is the Deputy General Counsel for the U.S. Department of Health and Human Services (HHS) with a portfolio that includes the Office for Civil Rights, the Administration for Children and Families, and the Office of the Assistant Secretary for Health. She previously served as Deputy Chief Counsel for a national non-profit law firm, where she spent nearly a decade defending civil rights. During the pandemic era, the firm litigated more covid-related religious accommodation cases than any other national non-profit law firm. Emily has personally litigated successfully before the federal appellate courts and the U.S. Supreme Court: her victory in Gateway v. Newsom secured from the U.S. Supreme Court the reversal of covid-mandated closures of churches in California. She also has a background in corporate and securities law, working in international capital markets in London at a “Magic Circle” law firm and within the Office of the General Counsel for Citigroup (ECM-EMEA). She received her B.A. from Yale University, her M.Phil. from the University of Cambridge, and her J.D. from the University of Michigan.
Senior Legal Fellow and Manager, National Security Law Program, The Heritage Foundation
Charles “Cully” Stimson is a widely recognized expert in national security, homeland security, crime control, drug policy and immigration. A senior legal fellow at The Heritage Foundation since 2007, Stimson became Manager of the National Security Law Program in Heritage’s Institute for Constitutional Government in April 2013 after serving as Heritage’s chief of staff for a year.
Stimson writes and lectures on policy issues such as the law of armed conflict, terrorist detainee policy and interrogations, the Geneva Conventions, military commissions, the Patriot Act and FISA, criminal law and the death penalty, immigration and the war on drugs. As chief of staff to then-Heritage President Edwin J. Feulner, he was a key adviser on public policy matters as well as manager of Feulner’s office staff and Heritage’s day-to-day operations.
Stimson’s many research papers, op-eds and articles include special reports such as “Adult Time for Adult Crime,” a comprehensive study on the constitutionality of life sentences for teen-age murderers, and Sexual Assault in the Military: Understanding the Problem and How to Fix It, a ground-breaking paper detailing the inner workings of the military justice system compared to its civilian counterpart. His work on criminal and immigration law has been cited in briefs before the U.S. Supreme Court.
He testifies before the U.S. Senate and House on national security issues, and recently testified before the Senate Armed Services Committee on the Law of Armed Conflict, Law of War, and the 2001 Authorization for Use of Military Force.
Before joining the think tank in 2007, Stimson served as Deputy Assistant Secretary of Defense for Detainee Affairs. He advised then-Secretaries of Defense Donald Rumsfeld and Robert Gates and coordinated the Pentagon’s global detention policy and operations, including at Guantanamo Bay and in Iraq and Afghanistan. He was chairman of detainee-related panels such as the Defense Senior Leadership Oversight Committee, and the Special Detainee Follow Up Group. He represented the United States before the U.N. in Geneva, Switzerland in May 2006 where he led the DOD delegation in defense of the United States’ Second Period Report on the Convention Against Torture.
An accomplished trial lawyer, Stimson worked as a prosecutor at the local, state and federal levels, where he concentrated on violent crimes such as homicide, sexual assault and domestic violence. A third generation naval officer, Cully also served as a military prosecutor, defense counsel, and recently served as Deputy Chief Judge of the Navy-Marine Corps Trial Judiciary. He continues to serve, with the rank of Captain, as the Commanding Officer of the Preliminary Hearing Unit.
Stimson’s thousands of media interviews and appearances include Fox News Channel, MSNBC, CNN, BBC, NPR and C-SPAN. He has been quoted by most major newspapers, including The Washington Post, Wall Street Journal, New York Times, Los Angeles Times, and London Times.
A businessman and educator by training, Stimson is Vice Chairman of his family’s commercial real estate company in Seattle. Before 9/11, he was a Vice President at a New York-based global financial services and insurance brokerage firm where ran the private equity mergers and acquisitions D.C. operation.
Stimson holds a law degree from the George Mason University School of Law, where he later taught as an Adjunct Professor of Law. He is a graduate of Kenyon College, where he was Captain of the men’s varsity soccer team and an All-Conference player. He also studied at Harvard and Exeter universities. An avid soccer player and triathlete, he serves as Chairman of the Board of the United States Soccer Foundation, the charitable giving arm of U.S. Soccer.
Partner, Holtzman Vogel Baran Torchinsky & Josefiak PLLC
Abhishek (Abhi) Kambli is a partner at Holtzman Vogel who represents clients in high-stakes appellate and complex litigation, constitutional challenges, and matters involving state attorneys general and federal agencies. He is one of a handful of lawyers nationally who has both led federal litigation from inside the Department of Justice and multi-state coalition work from a State Attorney General’s office—giving clients a 360-degree perspective on government enforcement, regulatory challenges, and constitutional advocacy.
Prior to joining Holtzman Vogel, Abhi served as Deputy Associate Attorney General at the United States Department of Justice, where he acted as lead counsel in high-priority matters for the Trump Administration, oversaw the Department’s civil components on behalf of the Associate Attorney General, advised the White House Counsel’s Office and federal agencies on litigation risk and strategy, and developed the Department’s national affirmative civil litigation strategy.
Earlier, he served as Deputy Attorney General and Division Chief of the Special Litigation and Constitutional Issues Division at the Kansas Attorney General’s Office, where he launched the division and led multi-state coalitions in trial and appellate courts nationwide, including the United States Supreme Court. He began his career as an Assistant United States Attorney in the Southern District of Indiana, prosecuting more than 100 federal cases from investigation through appeal.
Abhi is also a Lieutenant Colonel in the United States Air Force Judge Advocate General's Corps, having served on active duty and in the reserves since 2013. His military service includes criminal trials as both prosecutor and defense attorney, appellate representation before the Court of Appeals for the Armed Forces, and representation of a high-profile detainee before the Military Commissions at Guantánamo Bay.
Senior Counsel, America First Legal Foundation
James Rogers is Senior Counsel at America First Legal Foundation, where he litigates in a number of areas, including border security, election integrity, parental rights, and administrative and constitutional law. Before joining America First Legal, from 2021 to 2022, he was Senior Litigation Counsel at the Solicitor General’s Office of the Arizona Attorney General’s Office. While there, he spearheaded lawsuits against the Biden Administration’s destructive open borders policies and its COVID19 vaccine mandates. From 2015 to 2021, James was a Foreign Service Officer at the U.S. Department of State, where he worked in the Office of the Assistant Legal Advisor for Consular Affairs, at the U.S. Consulate in Porto Alegre, Brazil, and at the U.S. Embassy in Windhoek, Namibia.
Prior to joining the Department of State, he was a commercial litigation partner at Osborn Maledon, a Phoenix-based firm with a #1 litigation ranking from Chambers and Partners. James earned a J.D. from Harvard Law School in 2009, an L.L.M. in International Law from the University of Cambridge in 2008, and a B.A., with honors, in International Studies from Brigham Young University in 2005. He is a sixth-generation Arizonan and lives in Mesa, Arizona, with his four children.
Solicitor General, Iowa Office of the Attorney General
Eric Wessan serves as Iowa’s Solicitor General in the Iowa Attorney General’s Office. In that
role, Wessan leads Iowa’s litigation before State and federal appellate courts, including the Iowa
and U.S. Supreme Courts. Before that role, Wessan worked on complex commercial litigation at
two large law firms in Chicago. Wessan also served as a law clerk for the Honorable James C.
Ho on the U.S. Court of Appeals for the Fifth Circuit and for the Honorable John F. Kness on the
U.S. District Court for the Northern District of Illinois. Wessan is a graduate of the University of
Chicago Law School, with honors, and of the University of Chicago.
Partner, Holtzman Vogel Baran Torchinsky & Josefiak PLLC
Abhishek (Abhi) Kambli is a partner at Holtzman Vogel who represents clients in high-stakes appellate and complex litigation, constitutional challenges, and matters involving state attorneys general and federal agencies. He is one of a handful of lawyers nationally who has both led federal litigation from inside the Department of Justice and multi-state coalition work from a State Attorney General’s office—giving clients a 360-degree perspective on government enforcement, regulatory challenges, and constitutional advocacy.
Prior to joining Holtzman Vogel, Abhi served as Deputy Associate Attorney General at the United States Department of Justice, where he acted as lead counsel in high-priority matters for the Trump Administration, oversaw the Department’s civil components on behalf of the Associate Attorney General, advised the White House Counsel’s Office and federal agencies on litigation risk and strategy, and developed the Department’s national affirmative civil litigation strategy.
Earlier, he served as Deputy Attorney General and Division Chief of the Special Litigation and Constitutional Issues Division at the Kansas Attorney General’s Office, where he launched the division and led multi-state coalitions in trial and appellate courts nationwide, including the United States Supreme Court. He began his career as an Assistant United States Attorney in the Southern District of Indiana, prosecuting more than 100 federal cases from investigation through appeal.
Abhi is also a Lieutenant Colonel in the United States Air Force Judge Advocate General's Corps, having served on active duty and in the reserves since 2013. His military service includes criminal trials as both prosecutor and defense attorney, appellate representation before the Court of Appeals for the Armed Forces, and representation of a high-profile detainee before the Military Commissions at Guantánamo Bay.
United States Attorney, Northern District of Texas
Senior Counsel, America First Legal Foundation
James Rogers is Senior Counsel at America First Legal Foundation, where he litigates in a number of areas, including border security, election integrity, parental rights, and administrative and constitutional law. Before joining America First Legal, from 2021 to 2022, he was Senior Litigation Counsel at the Solicitor General’s Office of the Arizona Attorney General’s Office. While there, he spearheaded lawsuits against the Biden Administration’s destructive open borders policies and its COVID19 vaccine mandates. From 2015 to 2021, James was a Foreign Service Officer at the U.S. Department of State, where he worked in the Office of the Assistant Legal Advisor for Consular Affairs, at the U.S. Consulate in Porto Alegre, Brazil, and at the U.S. Embassy in Windhoek, Namibia.
Prior to joining the Department of State, he was a commercial litigation partner at Osborn Maledon, a Phoenix-based firm with a #1 litigation ranking from Chambers and Partners. James earned a J.D. from Harvard Law School in 2009, an L.L.M. in International Law from the University of Cambridge in 2008, and a B.A., with honors, in International Studies from Brigham Young University in 2005. He is a sixth-generation Arizonan and lives in Mesa, Arizona, with his four children.
Solicitor General, Iowa Office of the Attorney General
Eric Wessan serves as Iowa’s Solicitor General in the Iowa Attorney General’s Office. In that
role, Wessan leads Iowa’s litigation before State and federal appellate courts, including the Iowa
and U.S. Supreme Courts. Before that role, Wessan worked on complex commercial litigation at
two large law firms in Chicago. Wessan also served as a law clerk for the Honorable James C.
Ho on the U.S. Court of Appeals for the Fifth Circuit and for the Honorable John F. Kness on the
U.S. District Court for the Northern District of Illinois. Wessan is a graduate of the University of
Chicago Law School, with honors, and of the University of Chicago.
Senior Counsel, America First Legal Foundation
James Rogers is Senior Counsel at America First Legal Foundation, where he litigates in a number of areas, including border security, election integrity, parental rights, and administrative and constitutional law. Before joining America First Legal, from 2021 to 2022, he was Senior Litigation Counsel at the Solicitor General’s Office of the Arizona Attorney General’s Office. While there, he spearheaded lawsuits against the Biden Administration’s destructive open borders policies and its COVID19 vaccine mandates. From 2015 to 2021, James was a Foreign Service Officer at the U.S. Department of State, where he worked in the Office of the Assistant Legal Advisor for Consular Affairs, at the U.S. Consulate in Porto Alegre, Brazil, and at the U.S. Embassy in Windhoek, Namibia.
Prior to joining the Department of State, he was a commercial litigation partner at Osborn Maledon, a Phoenix-based firm with a #1 litigation ranking from Chambers and Partners. James earned a J.D. from Harvard Law School in 2009, an L.L.M. in International Law from the University of Cambridge in 2008, and a B.A., with honors, in International Studies from Brigham Young University in 2005. He is a sixth-generation Arizonan and lives in Mesa, Arizona, with his four children.
Solicitor General, Iowa Office of the Attorney General
Eric Wessan serves as Iowa’s Solicitor General in the Iowa Attorney General’s Office. In that
role, Wessan leads Iowa’s litigation before State and federal appellate courts, including the Iowa
and U.S. Supreme Courts. Before that role, Wessan worked on complex commercial litigation at
two large law firms in Chicago. Wessan also served as a law clerk for the Honorable James C.
Ho on the U.S. Court of Appeals for the Fifth Circuit and for the Honorable John F. Kness on the
U.S. District Court for the Northern District of Illinois. Wessan is a graduate of the University of
Chicago Law School, with honors, and of the University of Chicago.
Partner, Secil Law
John Irving brings nearly three decades of experience in white collar criminal defense, government investigations, and high-stakes congressional and corporate inquiries. A former federal prosecutor and trusted advisor within the U.S. Department of Justice and the Environmental Protection Agency, John is known for his calm under pressure, strategic clarity, and unwavering discretion.
His clients have included Members of Congress, senior executives, political appointees, and corporate entities navigating complex criminal, civil, and regulatory matters—including matters that have dominated national headlines. John’s practice today is defined by sophisticated representation in sensitive investigations, classified matters, and strategic crisis response—often involving multiple enforcement authorities.
John served for over a decade in the U.S. Department of Justice, including as an Assistant U.S. Attorney in Washington, D.C., where he prosecuted a wide range of criminal cases and appeared regularly in court. He later served as Counsel to two Deputy Attorneys General and as Counsel to the Assistant Attorney General of DOJ’s Environment and Natural Resources Division, advising on departmental policy and enforcement matters at the highest levels.
Prior to his tenure at DOJ, John served as Investigative Counsel to the (then-named) U.S. House Committee on Government Reform & Oversight and as an Associate Independent Counsel in the investigation of former HUD Secretary Henry Cisneros.
Before joining SECIL Law, John was a Partner at E&W Law, a boutique firm focused on environmental and white-collar litigation, and previously spent over a decade at Holland & Knight LLP in Washington, D.C. There, he was a key member of the firm’s White-Collar Defense, Investigations & Compliance team.
His private practice experience includes:
John’s clients appreciate his deep fluency in government processes, his strategic precision in high-pressure moments, and his ability to quietly resolve matters that others cannot.
Partner, King & Spalding LLP
Granta Nakayama specializes in energy and environmental issues. A partner in our Environmental practice with a focus on energy, Granta represents companies in a range of regulatory and enforcement matters.
With training as a nuclear engineer and more than a decade of experience as a practicing engineer and technical manager, Granta represents clients with products or services regulated by the Environmental Protection Agency (EPA) and Consumer Product Safety Commission (CPSC), along with state government agencies such as the California Air Resources Board. He defends companies in enforcement actions and litigation involving regulations and rate proceedings, and represents their interests in agency rulemakings and Congressional matters.
From 2005 to 2009, Granta served as Assistant Administrator for the EPA Office of Enforcement and Compliance Assurance. In that role, he led 3,400 employees in a national enforcement and compliance program covering air, water, waste, toxic chemicals and pesticides. During his tenure, EPA achieved record annual pollutant reductions (more than 3 billion pounds) and injunctive relief (over $11 billion).
The National Law Journal has recognized Granta as a 2016 "Energy and Environmental Trailblazer." He has been listed by The Legal 500 every year since 2010, and was recognized as a "Hall of Famer" in both the environmental litigation and regulatory and the rail and road litigation and regulatory sections in 2020. He has also been ranked in each edition of Chambers USA since 2010.
Partner, Sidley Austin LLP
JUSTIN SAVAGE is a global co-leader of the firm’s Environmental, Health, and Safety practice and co-leads the Automotive and Mobility sector team, where he is a leading strategist for companies navigating the intersection of complex regulation, high-stakes litigation, and transformative industry change. For nearly three decades, he has led clients through their most consequential environmental, health, and safety (EH&S) disputes and mobility-sector challenges, earning a reputation as both a trusted counselor and a forceful advocate in the courtroom and the boardroom. A core part of Justin’s practice also focuses on regulatory strategy and market entry, advising emerging technology companies, new market entrants, and established industry leaders on launching new products, technologies, and business models. He regularly counsel clients in emerging fields such as robotics and AI on engaging with regulators, anticipating enforcement and compliance risk, and building defensible regulatory strategies that support growth rather than slow it.
Clients praise Justin as “an excellent litigator… strategically clever and creative… attentive, thoughtful and willing to go above and beyond” (Chambers USA 2025). Chambers USA has ranked him for Band 1 for Environment in District of Columbia (2017–2025) and Band 3 for Transportation: Road (Automotive) in USA—Nationwide (2023–2025).
Justin has won some of the most closely watched EH&S and transportation disputes of the past two decades and guided companies through crises where business continuity, brand reputation, and regulatory survival were on the line. His leadership has been repeatedly recognized: he is a three-time Law360 Environmental “MVP” (2018, 2024, 2025) and a Lawdragon “500 Global Leaders in Crisis Management” (2025-2026). He is the first call for companies facing bet-the-company challenges.
Justin’s clients concentrate in heavily regulated industries, including auto and mobility, aviation, chemicals, data centers, energy, mining, and refining. Justin litigates and counsels across the spectrum of U.S. environmental, transportation, and administrative laws, including the Clean Air Act (Title I, mobile sources, and fuels), incident response, RMP, NHTSA, Clean Water Act, TSCA, CSB investigations, APA claims, FOIA litigation, NEPA, and the Safe Drinking Water Act.
Prior to joining Sidley, Justin served for nearly a decade at the Environmental Enforcement Section of the U.S. Department of Justice, where he led teams in several multi-billion dollar enforcement cases. In his career, Justin has regularly taught on a range of environmental and litigation topics. For several years, Justin served as an instructor at the Justice Department’s National Advocacy Center where he taught hundreds of Assistant U.S. Attorneys and other agency lawyers on topics that included trial advocacy and evidence. Since rejoining private practice, Justin has served eight times as a faculty member for the American Law Institute’s Environmental Litigation program. He also lectured on a range of litigation and trial topics for bar associations and organizations, including serving as an instructor for the FAA on trial advocacy.
Trump Executive Order Challenges Review
Reno Lawyer Chapter
Reno, NVJust War Theory in a Changing World Order
Idaho Lawyer Chapter
Boise, IDLife at DOJ Under Trump 2.0
Tampa Bay Lawyer Chapter
Tampa, FLFrom the Courthouse Steps: Mullin v. Doe
James Rogers, Eric Wessan
In Mullin v. Doe, the Supreme Court ruled 6-3 in favor of the Trump administration,...
From the Courthouse Steps: Mullin v. Doe
James Rogers, Eric Wessan
In Mullin v. Doe, the Supreme Court ruled 6-3 in favor of the Trump administration,...
From the Courthouse Steps: Mullin v. Doe
Executive Power in Trump 47: A Review of Executive Order Challenges in President Trump's Second Term
Indianapolis Lawyer Chapter
Indianapolis, INPlenary Session 1: Executive Power in Action– A View of Presidential Priorities from Trump 45 & 47
Featuring: Hon. Jonathan Berry, Solicitor, U.S. Department of Labor Hon. David Fotouhi, Deputy Administrator, U.S....
Civil Rights in the Trump Era: An Insider’s Perspective
Indianapolis Lawyer Chapter
Indianapolis, INClearing the Air: Recent Trump Administration Reforms to Environmental Criminal Enforcement
John Irving, Granta Nakayama, Justin Savage
With the growth of the administrative state over the last half-century, an equal expansion has...