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Neal & Leroy, LLC
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Neal & Leroy, LLC
  • Home
  • Who We Are
  • What We Do
    • Practices
  • Our Attorneys
  • News & Insights
    • Firm News
    • Insights
  • Careers
  • Contact

Matthew Sumner

Partner

msumner@nealandleroy.com
  • Office (312) 641-7144
  • Representative Matters

  • May 20, 2026
  • Firm News

Neal & Leroy Advises METR on Launch of AI Risk Assessment Pilot and Inaugural Frontier Risk Report

  • March 26, 2026
  • Firm News

Non-compete Enforceability in the AI Sector: Practical Takeaways from Palantir Technologies Inc. v. Jain

  • February 26, 2026
  • Firm News

Neal & Leroy Represents Blackthorn Capital in Simultaneous Acquisition of Two Residential Services Enterprises

  • January 26, 2026
  • Insights

Taking a Closer Look: What the Copyright Office’s 2025 AI Reports Mean for 2026

  • January 12, 2026
  • Insights

Reflecting on Key AI Developments of 2025 and Considering Practical Implications for 2026

  • October 21, 2025
  • Firm News

Leading Technology Transactions Lawyer Matthew Sumner Joins Neal & Leroy

  • May 20, 2026
  • Firm News

Neal & Leroy Advises METR on Launch of AI Risk Assessment Pilot and Inaugural Frontier Risk Report

  • March 26, 2026
  • Firm News

Non-compete Enforceability in the AI Sector: Practical Takeaways from Palantir Technologies Inc. v. Jain

  • February 26, 2026
  • Firm News

Neal & Leroy Represents Blackthorn Capital in Simultaneous Acquisition of Two Residential Services Enterprises

  • January 26, 2026
  • Insights

Taking a Closer Look: What the Copyright Office’s 2025 AI Reports Mean for 2026

  • January 12, 2026
  • Insights

Reflecting on Key AI Developments of 2025 and Considering Practical Implications for 2026

  • October 21, 2025
  • Firm News

Leading Technology Transactions Lawyer Matthew Sumner Joins Neal & Leroy

  • May 20, 2026
  • Firm News

Neal & Leroy Advises METR on Launch of AI Risk Assessment Pilot and Inaugural Frontier Risk Report

  • March 26, 2026
  • Firm News

Non-compete Enforceability in the AI Sector: Practical Takeaways from Palantir Technologies Inc. v. Jain

  • February 26, 2026
  • Firm News

Neal & Leroy Represents Blackthorn Capital in Simultaneous Acquisition of Two Residential Services Enterprises

  • January 26, 2026
  • Insights

Taking a Closer Look: What the Copyright Office’s 2025 AI Reports Mean for 2026

  • January 12, 2026
  • Insights

Reflecting on Key AI Developments of 2025 and Considering Practical Implications for 2026

  • October 21, 2025
  • Firm News

Leading Technology Transactions Lawyer Matthew Sumner Joins Neal & Leroy

Practices

  • Middle-Market M&A & Private Equity
  • Corporate & Transactional Law
  • Digital Infrastructure & Data Center
  • IP & Technology Transactions

Education

  • New York University School of Law, JD
  • Lehigh University, BA
Neal & Leroy, LLC
20 South Clark Street, Suite 2050
Chicago, Illinois 60603
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  • © 2026 Neal & Leroy, LLC. All Rights Reserved.
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