National labor, employment, and cybersecurity law firm Constangy, Brooks, Smith & Prophete, LLP is pleased to announce Sebastian Fischer has joined the firm’s Cyber Team and will be located in the Washington D.C. office. Fischer joins the 58-member team, continuing the firm’s expansion of service to clients in this critical area of business.

Fischer brings a wealth of experience in cybersecurity and risk management in providing compliance advisory services to clients. He is dedicated to ensuring that clients are effectively protected against novel, emerging, and persistent threats to their essential data. Fischer has counseled large teams and senior government officials on the technical and legal elements of their cybersecurity needs. He works with clients to draft governance frameworks that meet operational needs and mitigate the risk of cybersecurity threats while providing robust protections for constitutional, statutory, and contractual considerations. Fischer has substantial experience facilitating tabletop exercises and participating in situation rooms for clients in both the private and public sectors to prepare for and respond to emergencies. He also ensures that he stays abreast of the latest legal developments and emerging issues in the cybersecurity and data privacy industry to better serve client needs.

Prior to joining Constangy, Fischer worked for the Cybersecurity and Infrastructure Security Agency (CISA), where he gained invaluable agency experience. Through his ability to analyze complex issues, he advised senior officials of the Department of Homeland Security on practical and legal considerations for implementing agency programs. Fischer was also a member of a team at CISA that received the Department of Homeland Security Secretary’s Award for Leadership Excellence.  He also had a leadership role in organizing and leading a team of attorneys to provide operational guidance on delivering products and services to private entities and federal, state, local, tribal, and territorial government stakeholders. Before his time at CISA, Fischer was an associate at an AM 200 full-service firm. He served in a judicial internship for the Honorable Nora Barry Fischer of the United States District Court for the Western District of Pennsylvania. He also held a legal internship position for the Office of the Staff Judge Advocate, U.S. Army 101st ABN DIV, and was certified by the Pennsylvania Supreme Court for practice in a legal internship for the Allegheny County District Attorney’s Office.

Fischer holds the following certifications: Associate Certified Information Systems Security Professional (CISSP) through the International Information System Security Certification Consortium (ISC)², Certified Information Privacy Professional (CIPP) for United States law (U.S.) and Certified Information Privacy Manager (CIPM) through the International Association of Privacy Professionals (IAPP), and CERT Insider Threat Program Manager Certificate Recipient from the Software Engineering Institute.


Constangy, Brooks, Smith & Prophete offers a wider lens on workplace law. We have counseled employers exclusively since 1946. With offices in 21 states, we are one of the largest labor and employment law practices in the U.S., with a growing Cybersecurity & Data Privacy practice group to match. Constangy has been named as a top firm for women and minorities by organizations including Working Mother Magazine, Law360the National Law Journal and Many of our more than 200 attorneys have been recognized by leading authorities such as Chambers USA®, The Best Lawyers in America® and Martindale-Hubbell. Find out more about us online at or follow us on Twitter @ConstangyLaw.


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