As former federal prosecutor and leader of multiple federal and local agencies, clients look to Leon to give them direct advice on the risks related to investigations, to give them guidance on responding to investigations, to advocate for an optimal resolution, or to aggressively litigate their matters to positive outcomes.

Leon is a founding member of the firm's Immigration and Compliance specialty team. He has helped clients understand this rapidly changing and increasingly risk-laden area. Leon has assisted a number of clients with I-9 audits, training on best I-9 practices, and negotiating with government authorities when enforcement events arise. When clients have difficulties obtaining visas to travel to or remain in the US, he assists them either by negotiating with government authorities or by bringing litigation to secure a positive outcome to their case.

In his practice, Leon draws upon his foundational training and experience as a litigator and investigator, primarily gained as a federal and state prosecutor, along with his wide variety of substantive experiences secured through high-level government leaderships posts. From 2014 to 2017, Leon served as the Director of US Citizenship and Immigration Services (USCIS), following a more than two decade career as a prosecutor, law firm partner, and government agency leader. From 2011 to 2014, Leon served as the Director of the US Department of Health and Human Services, Office for Civil Rights. This diverse range of experiences make him most effective for multidisciplinary matters involving multiple and serious risk vectors for clients.

Leon serves as chair of Seyfarth Government Relations Policy Group and works with clients to develop multifaceted strategies to achieve desired public policy outcomes. A veteran of many congressional hearings, he also assists clients who either have been summoned to testify or provide documents before congressional committees. Leon has also handled interdisciplinary problems requiring an attorney with extensive and diverse experience in litigation and investigations, in interacting with the government at all levels, and interacting with media and external stakeholders.

Leon is also chair of the firm's Health Care Regulatory and Compliance group, and a co-chair of the Health Care Privacy, Security and HIPAA group. He assists firm clients with complex and novel HIPAA questions. Leon also counsels and assists clients who have experienced data breaches or otherwise under investigation by the Department of Health and Human Service Office for Civil Rights.

Leon enjoys Seyfarth's collegial environment across its international services, and the firm's commitment to using innovative delivery and pricing approaches to deliver consistently positive outcomes for clients.

Laura D. Francis, a senior legal editor with Bloomberg Law, has been covering immigration and employment for more than seven years. Her reporting spans all three branches of government, and she has provided in-depth analysis of developments related to various immigration programs and policies, including the Deferred Action for Childhood Arrivals program, Temporary Protected Status, the H-1B visa program, Optional Practical Training, the EB-5 Immigrant Investor program, H-4 employment authorization documents, and the H-2B visa program. Laura also has made numerous appearances on Bloomberg Radio and has participated in immigration-focused podcasts and panel discussions. She holds a J.D. from the George Washington University Law School.

Heather Johnston is the Founder of Renowned Recruitment Group (RRG) located in San Francisco. Heather comes with over 20 years of repeated success in designing and delivering world-class human capital strategies and programs that drive organizational change and operational excellence for startups to Fortune 500 organizations.

She is a spokesperson for numerous media outlets around the world and a sought-after speaker for topics that include employment trends, employee engagement, and marketplace forecasting.