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Mark L. Hanin

Washington, DC

Trusted government attorney serving Washington.

2
Bar admissions

Practices in

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Quick answer

Mark L. Hanin is an attorney based in Washington, DISTRICT OF COLUMBIA. The practice focuses on Government.

Based in
Washington, DISTRICT OF COLUMBIA
Experience
attorney
Known for
Government
  • Handles Government matters from Washington, DISTRICT OF COLUMBIA.
  • Recognized with Best Lawyers in America — Government Relations Practice (2026).

About Mark L. Hanin: Mark L. Hanin is an attorney based in Washington, DISTRICT OF COLUMBIA. The practice focuses on Government.

Areas of practice

Practice focus

Mark L. Hanin represents clients in Washington, District of Columbia across the following areas of law. Each area links to other verified attorneys with the same focus.

Biography

About Mark L. Hanin

Mark Hanin advises companies and individuals as they navigate government and regulatory investigations and litigation. Prior to rejoining WilmerHale, he was a postdoctoral fellow and Fritz Family fellow in the Ethics Lab of the Kennedy Institute of Ethics at Georgetown University, where he taught a course on data ethics and carried out research on technology-related topics, including privacy and digital media. He also contributed to grant-funded projects, including developing a new framework for administrative data sharing and co-designing workshops on AI ethics for policymakers with Georgetown’s Center for Security & Emerging Technology. Mr. Hanin previously clerked for the Honorable Stephen F. Williams of the US Court of Appeals for the District of Columbia Circuit.

Credentials

Education

  • Yale University

    JD

  • University of Cambridge

    PhD

  • Yale University

    BA

Jurisdictions

Bar admissions

  • District of Columbia

    ACTIVE

  • New York, New York S

    ACTIVE

Recognition

Awards & honors

  • Best Lawyers in America — Government Relations Practice

    2026

Locations

Office locations

Main office

2100 Pennsylvania Avenue NW

Washington, District of Columbia 20037

Open in Google Maps

Client feedback

Client reviews

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Frequently asked

Common questions

  • What areas of law does Mark L. Hanin practice?

    Mark L. Hanin focuses on Government.

  • Where is Mark L. Hanin located?

    Mark L. Hanin primarily serves clients in Washington, District of Columbia, with an office at 2100 Pennsylvania Avenue NW.

  • Is Mark L. Hanin a verified attorney?

    Mark L. Hanin's profile is listed but has not yet been claimed by the attorney. Verification status is pending.

  • How can I schedule a consultation with Mark L. Hanin?

    You can book a consultation through LawyersListed directly from this page. Initial outreach can also be made by phone at 202-663-6000.