Department profile
Armstrong Teasdale LLP

Corporate/M&A

USA Guide 2026 : Missouri: St Louis & Surrounds


Armstrong Teasdale LLP

Rankings

About

Provided by Armstrong Teasdale LLP

Our firm’s lawyers regularly lead and coordinate significant M&A matters, working closely with clients’ internal teams, financial advisers and other professionals, and provide critical leadership and support for complex transactions. Clients benefit greatly from our ability to work as a team and access the experience of lawyers in the firm’s other practice areas. This teamwork also allows us to complete all aspects of a deal, from due diligence and disclosure, regulatory planning and analysis, financing, tax structuring, negotiation and closing. Our lawyers are also well-versed in current M&A market terms and trends, including the use of representations and warranties insurance products.

We provide M&A services to public and private companies, covering regional, national and international businesses of all sizes. We regularly represent both purchasers and sellers and have worked closely with strategic investors, financial investors, management groups, and private equity and venture capital firms. We work across diverse industries including broadcasting, financial services, technology, health care/pharmaceutical, retail, manufacturing, distribution, utilities, wireless communications, chemicals and real estate, with deal sizes ranging into the hundreds of millions. Our broad experience gives us a deep understanding of the dynamics at play in any M&A transaction, which facilitates risk assessment, enables us to better advise clients, and secure a favorable closing.

Industries (12)

  • Broadcasting
  • Financial Services
  • Technology
  • Health Care
  • Pharmaceutical
  • Retail
  • Manufacturing
  • Distribution
  • Utilities
  • Wireless Communications
  • Chemicals
  • Real Estate

Chambers Review

Provided by Chambers

Corporate/M&A - Missouri: St Louis & Surrounds

Band 2

Band 2


What the Team is Known For
Armstrong Teasdale is a prominent firm offering excellent counsel on sales, acquisitions, mergers and private equity mandates. The firm is notable for its work on corporate governance issues and securities matters, and is also experienced on corporate structurings and lending transactions. It represents an array of large national clients from sectors such as finance and manufacturing and has a dedicated focus on the healthcare and pharmaceutical industries.

Work Highlights

Provided by Chambers

  • Armstrong Teasdale LLP acted as buy-side M&A counsel to Community Partners Savings Bank, Salem, Illinois, in its proposed acquisition of Guardian Savings Bank, Granite City, Illinois.

Strengths

Provided by Chambers

  • The attorneys at Armstrong Teasdale are thorough, offer a broad range of expertise and are good communicators.

    Corporate/M&A respondentUSA
  • Armstrong Teasdale demonstrates the highest level of expertise in all matters.

    Corporate/M&A respondentUSA
  • Armstrong Teasdale is a trusted adviser. The team is highly responsive, creative and knowledgeable about our business.

    Corporate/M&A respondentUSA
  • The department is thorough and does a great job working with clients.

    Corporate/M&A respondentUSA
  • We value the team's deep knowledge of M&A law, creativity and problem-solving skills. It also has a strong grasp of current trends in the market.

    Corporate/M&A respondentUSA

Notable Practitioners

Provided by Chambers

  • Band 2Mark Stoneman
    Band 2Mark Stoneman

    Mark Stoneman

    Mark Stoneman is recognized for his expert handling of deals such as sales, acquisitions and joint ventures. He draws on previous accounting experience to advise on all financing and corporate aspects of transactions.
    • Mark is outstanding and a great lawyer.

      Corporate/M&A respondentUSA
    • Mark is a gentleman and an expert adviser.

      Corporate/M&A respondentUSA
  • Band 3Jennifer Byrne
    Band 3Jennifer Byrne

    Jennifer Byrne

    Jennifer Byrne concentrates her law practice on mergers and acquisitions, securities and corporate finance, general corporate issues, emerging companies and corporate governance.

  • Band 3Paul Cambridge
    Band 3Paul Cambridge

    Paul Cambridge

    Paul Cambridge offers counsel in a broad range of corporate transactions, including M&A, joint venture formation and securities matters. He advises clients across the spectrum of the corporate lifespan, from startups to public companies.

Ranked Individuals at Armstrong Teasdale LLP (3)

Missouri: St Louis & Surrounds

Members

Provided by Armstrong Teasdale LLP

Armstrong Teasdale LLP has rankings in the following guides

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