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Leech Tishman: Legal Services
  • Careers
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  • Contact
  • Why LT
    • About Us
    • Leadership
    • Life at LT
    • Careers
  • People
  • Capabilities
    • Practice Groups
      • Business Restructuring & Insolvency
        • Business Restructuring & Insolvency Overview
        • Bankruptcy Chapters 7 and 13 Debtor
        • Bankruptcy Chapter 11 Debtor
        • Bankruptcy Chapter 11 Subchapter V Debtor
        • Business Wind Down and Liquidation
        • Court Appointed Trustees and Receivers
        • Creditors’ Rights
        • Official Committee of Unsecured Creditors in Chapter 11 Bankruptcy Proceedings
        • Prosecution and Defense of Avoidance Actions in Bankruptcy
        • Real Estate-Related Insolvency
      • Construction
      • Corporate
        • Corporate Overview
        • Asset Protection
        • Business Succession
        • Capital Markets
        • Commercial Contracts
        • Construction
        • Corporate Compliance & Ethics Program
        • Corporate Governance
        • Data Privacy & Cybersecurity
        • General Counsel
        • Government Relations
        • Investment Advisory
        • Lending
        • Mergers & Acquisitions
        • Nonprofits & Tax-Exempt Organizations
        • Secured Transactions
        • Securities
        • Software Development and Licensing
        • Start-Up Services
        • Tax
        • Women/Minority-Owned Businesses
      • Healthcare
        • Healthcare Overview
        • Healthcare Litigation
        • Healthcare Regulatory Compliance
        • Healthcare Corporate Transactions
        • Healthcare Government Investigations
      • Intellectual Property
        • Intellectual Property Overview
        • Copyright Protection
        • Litigation – Copyright
        • Litigation – Patent
        • Litigation – Trademark
        • Patent Preparation and Prosecution
        • Patent Validity, Infringement and Freedom to Operate Opinions
        • Trade Secret
        • Technology Agreements and Transactions
        • Trademark Clearance, Preparation, Prosecution and Maintenance
      • Labor & Employment
        • Labor & Employment Overview
        • Discrimination, Sexual Harassment and Employment Litigation
        • Employment Policies & Prevention
        • ERISA, Employee Benefits & Executive Compensation
        • Immigration
        • Public Sector Employment
        • Restrictive Covenants / Non-Competes
        • Traditional Labor Law
        • Wage and Hour
        • Workplace Investigations
        • Workplace Privacy
        • Workplace Safety/OSHA
      • Litigation
        • Litigation Overview
        • ADA Title III Defense Litigation
        • Alternative Dispute Resolution
        • Appellate
        • Commercial Litigation
        • Construction Litigation
        • Defamation: Libel, Slander, and Commercial Disparagement
        • E-Discovery
        • Election Law
        • Family Law and Matrimonial Law
        • Government & Internal Investigations
        • Insurance Coverage
        • Trusts & Estates Litigation
        • Product Liability Defense
        • Real Estate Litigation
        • Restrictive Covenants / Non-Competes
        • Shareholder / Equity Disputes
        • White Collar Defense
      • Real Estate
        • Real Estate Overview
        • Assessments and Appeals
        • Development
        • Environmental
        • Franchise Development & Leasing
        • Landlord/Tenant Law
        • Leasing
        • New York Co-Ops and Condominiums (Closing Capabilities)
        • Oil & Gas
        • Permitting and Zoning
        • Real Estate Litigation
        • Real Estate-Related Insolvency
        • Transactional Commercial
        • Transactional Residential
        • Leech Tishman Closings
      • Tax
      • Trusts & Estates
        • Trusts & Estates Overview
        • Asset Protection
        • Basic & Complex Estate Planning
        • Charitable Planning & Giving
        • Federal Estate, Gift, and Fiduciary Taxation and Compliance
        • Florida Homestead Exemption
        • Guardianships
        • Marital Agreements
        • Private Foundations
        • Probate and Orphans’ Court Practice
        • Special Needs Planning
        • State Estate, Inheritance, and Fiduciary Taxation and Compliance
        • Tax
        • Trust & Estate Administration
        • Trusts & Estates Litigation
        • Trust Creation, Modification, and Termination
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Hannah Ji

Partner

  • Email: hji@leechtishman.com
  • Phone: 312.236.6700
  • Office: Chicago
  • Connect:

    • LinkedIn
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Practice Groups

  • Corporate
  • Healthcare

Practice Areas

  • Commercial Contracts
  • Corporate Compliance & Ethics Program
  • Corporate Governance
  • Mergers & Acquisitions
  • Nonprofits & Tax-Exempt Organizations
  • Software Development and Licensing
  • Start-Up Services
  • Women/Minority-Owned Businesses
  • Healthcare Corporate Transactions
  • Healthcare Regulatory Compliance

International Practice

  • Asia Practice

Industries

  • Data Privacy & Cybersecurity
  • Life Sciences
  • Aviation & Aerospace
  • Energy & Natural Resources

Awards

Hannah Ji focuses her practice on data privacy, cybersecurity, and technology matters. She advises companies on regulatory compliance and transactional matters involving data and technology, as well as issues surrounding the use of artificial intelligence. Hannah serves as Co-Leader of the Data Privacy & Cybersecurity Industry Group.

Hannah counsels clients on compliance with U.S. and international privacy and cybersecurity requirements. She helps organizations develop and implement privacy and AI governance programs, address cross-border data transfers, and navigate differing regulatory requirements across jurisdictions.

Hannah also advises clients on technology transactions, including software licensing and development and data-sharing arrangements. In mergers and acquisitions and other commercial transactions, she handles privacy and technology due diligence and negotiates data-related deal terms.

Hannah assists clients with preparing for and responding to data security incidents, including network intrusions, ransomware attacks, email compromises, and HIPAA breaches. Her experience includes large-scale incidents affecting millions of individuals.

Hannah advises clients across a range of industries, including healthcare and life sciences, financial services and fintech, technology, consumer products, manufacturing, education, retail, travel, and nonprofit organizations.

Missouri
New York

J.D., Washington University in St. Louis School of Law
LL.M., Washington University in St. Louis School of Law
Bachelor of Laws, Fudan University School of Law

Fellow of Information Privacy (FIP)
Certified Information Privacy Manager (CIPM)
Certified Information Privacy Professional: U.S. Private Sector (CIPP/US), Europe (CIPP/E), Canada (CIPP/C), Asia (CIPP/A)

Mandarin Chinese

Quarles & Brady, LLP
Baker Donelson, Bearman, Caldwell & Berkowitz, PC
Polsinelli, PC
Husch Blackwell LLP
Emerson Electric Co.

New York State Bar Association (Member)
Missouri State Bar Association (Member)
National Asian Pacific American Bar Association (Member)
International Women’s Cyber Risk Alliance (Co-Founder & Founding Board Director)
International Association of Privacy Professionals (Member)
Minority Corporate Counsel Association , C-Suite Leadership Level I (CSL-I) Program (2024)
St. Louis Regional Business Council, Young Professionals Network Leadership 100 Cohort

“AI’s Risks to M&A Deals Require Early Planning and Model Testing,” Bloomberg Law (Co-Author) (2026)
“Decoding the FTC’s Latest Location Data Crackdown,” Law360 (2024)
“Demystifying Data De-Identification for US Privacy Compliance,” Corporate Compliance Insights (Co-Author) (2024)
“Risks and Rewards: Managing Loyalty Program Privacy and Security,” Security Magazine (2024)
“Driving in the Digital Age: Addressing Electric Vehicles’ Privacy and Security Issues,” Financier Worldwide (Co-Author) (2023)
“A New Year Refresher on Legal Issues in NFT Art Sales,” Law360 (2023)

“AI Governance Laws,” TechSTL AI Summit (2026)
“Navigating 2026 with Confidence,” Association of Corporate Counsel (2026)
“Celebrating Data Privacy Day,” Quarles (2026)
“AI and the Power of People,” BDO Legal Tech Podcast (2026)
“China: Cybersecurity, Compliance & Investigations,” Practising Law Institute (2025)
“Table of Experts on Cybersecurity,” St. Louis Business Journal (2025)
“Practically Implementing AI,” Quarles (2025)
“Privacy Compliance: Insights and Best Practices,” International Association of Privacy Professionals (2025)
“Top Considerations for Lateral Attorneys,” Minority Corporate Counsel Association (2025)
“Healthcare Privacy Regulatory Updates,” International Women’s Cyber Risk Alliance (2025)
“Global Cyber News: A Comparative Guide to US, China, and UK,” International Women’s Cyber Risk Alliance (2024)
“Cross Border Data Flows for Business Growth in China,” Baker Donelson (2023)
“Data Security Compliance and Risks: A Business Attorney’s Guide,” National Business Institute (2023)

St. Louis Volunteer Lawyers and Accountants for the Arts (Board Director)
Springboard to Learning (Board Director)

Insights

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September 28, 2026 | Firm News

Leech Tishman Welcomes New Attorney: Hannah Ji

Read More

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