HANCOCK MAMCHUR
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Our Areas of Expertise

D.C. Based | Global Reach
Hancock Mamchur is a Washington, D.C.-based international legal and strategic advisory firm serving clients at the intersection of law, global risk, and intellectual property. We advise institutions, investors, executives, creative professionals, and families across jurisdictions—resolving complex disputes, structuring and recovering cross-border and IP assets, and supporting private-sector commercial strategy. Our services include:

Global Transactions & Negotiations

At Hancock Mamchur, we specialize in navigating the legal and cultural complexities of cross-border transactions. With over five decades of combined international legal, business, and policy experience, our team structures and negotiates deals that span multiple jurisdictions and sectors. We advise clients on mergers and acquisitions, joint ventures, technology transfers, licensing agreements, and capital flows—ensuring not only compliance with local and international laws but also alignment with strategic business goals.
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Whether facilitating cross-border acquisitions, negotiating complex supply chain contracts, or structuring international equity partnerships, our lawyers and advisors bring deep regional insight and business fluency to every deal. We act as both legal architects and strategic negotiators, protecting your interests while helping you move quickly and confidently in the global marketplace

Executive Counsel

We provide discreet, strategic legal advice to senior executives, global business owners, family offices, and high-net-worth individuals. Our approach is relationship-driven and deeply personal—we understand the pressures, risks, and opportunities that come with high-stakes leadership, A-list celebrity exposure, and substantial physical, financial, and intellectual property assets. Our services exclude immigration matter.

We serve as trusted advisors on corporate structuring, succession planning, regulatory exposure, reputation protection, and cross-border asset strategy. Our counsel spans both business and personal matters, from sensitive negotiations to international tax planning to internal investigations to private wealth strategy. Clients trust us not only for our legal acumen, but for our ability to listen, anticipate risk, and serve with discretion and diplomacy. 

​Intellectual Property & Entertainment

We represent artists, creators, production companies, and rights-driven businesses across the entertainment and technology industries. Our practice focuses on protecting, commercializing, and enforcing intellectual property while navigating the contractual realities of music, film, television, and digital media.

We negotiate and draft recording, publishing, production, licensing, distribution, sponsorship, and endorsement agreements, handle USPTO trademark applications and Office Action responses, and advise on copyright protection to secure long-term value in creative assets. We also handle intellectual property and entertainment disputes involving ownership, infringement, royalties, and contractual rights, with a practical, strategic approach that protects leverage, reputation, and business outcomes.

Global Diligence & Investigations

When your decision depends on facts—not assumptions—we deliver the intelligence you need. Our team conducts detailed legal and financial due diligence, as well as confidential investigations into individuals, companies, assets, and histories across the globe.
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Leveraging proprietary international networks and commercial data sources, we uncover material details that others miss. From vetting potential investors and business partners, to tracing corporate structures, to conducting pre-litigation investigations, we provide clients with clear, comprehensive reports that support confident decision-making and mitigate legal, reputational, and financial risk.

Domestic & Foreign Partnerships & NGOs

From mission-driven nonprofits to multinational for-profit ventures, we offer white-glove legal support for launching and scaling organizations around the world. Our work begins with understanding your vision, and culminates in meticulously structured legal entities that meet both your goals and the regulatory demands of multiple jurisdictions.

We draft and review founding charters, bylaws, partnership agreements, and corporate governance frameworks that align with local law and international best practices. We also advise on board formation, fiduciary duties, international operations, and ongoing compliance—including international regulatory frameworks and data privacy standards where applicable. We help lead your board meetings and design your mission strategy and its operational execution. Whether you're forming a foundation, launching a public-private initiative, or building a cross-border business partnership, we offer clarity, precision, and global perspective.

International Disputes & Asset Recovery

Our firm has deep experience in cross-border litigation support, judgment enforcement, and asset recovery. Whether in the midst of or following the conclusion of a commercial dispute or a complex divorce, we help clients trace, secure, and reclaim assets hidden or held abroad and in the United States.

Our team employs a multidisciplinary approach—combining legal, investigative, and diplomatic tools to locate assets, unravel layered ownership structures, and pursue remedies in multiple jurisdictions. We diligently work with local counsel, private investigators, and courts to execute recovery strategies. From offshore trusts and real estate to digital assets and complex business holdings to intellectual property and luxury condominiums, we pursue what others consider unreachable.

International Affairs & Project Management

We advise global institutions and corporations on policy, strategy, and foreign affairs. With a team of experienced international advisors and former diplomats, our work spans international market entry, cross-border institutional strategy, and global project execution. We assist with regulatory navigation and public-private partnerships.

Our work spans global market entry strategy, institutional relations, and international development. We assist with commercial regulatory navigation, international grant applications, cross-border relations, and public-private partnerships. Whether you're building a project in a sensitive jurisdiction or navigating a changing business landscape, we provide multilingual, multidimensional counsel with deep regional fluency and global business experience.
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Office Address
1717 K Street NW Ste 900
Washington, D.C. 20006
Main +1 (240) 616-9586
Fax +1 (650) 729-0836
Email [email protected]
​​Mailing Address
P.O. Box 61
Newbury Park, CA 91319

​© 2026 Hancock & Mamchur PLLC d/b/a Hancock Mamchur. ​All rights reserved.
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