C. David Johnston

Of Counsel

Phone: 404.261.0500

Phone Extension: 231

Email: Contact C. David Johnston

David is a member of the firm’s litigation practice, which includes a wide variety of general business litigation, including employment and labor litigation, intellectual property litigation, and the representation of primarily corporate clients either as plaintiff in collecting on contract claims or damage actions, including post judgment collection, or as defendant in defending similar actions. David’s practice also includes general business and corporate representation of a broad range of entrepreneurial businesses, including legal entity formation of new and emerging businesses, assisting in the growth of the business through strategic legal planning, as well as developing succession and exit strategies for the entrepreneur. Prior to joining the Firm in 1984, David had five years of litigation experience with the U.S. Marine Corps, during which time he had a broad range of experience in both civil and criminal matters, including one year as a Military Judge. He then entered private law practice, spending four years with another Atlanta law firm gathering commercial litigation and extensive labor (management) experience.

Significant Representations

  • Prosecuted an environmental pollution claim on behalf of a corporate client resulting in a settlement during Trial in which the polluter bought the client’s property for twice its cost
  • Prosecuted the first case in a roll up dispute that became national in scope, resulting in our client being able to regain its business
  • Successfully defending jury trials for our clients involving discrimination claims, such as national origin, race, sex and disability discrimination claims thoughout the US
  • Successfully prosecuting and defending Non Solicitation provisions in clients Employment Agreements
  • Sale of a $10.5M Plant to a European Corporation
  • Sale of a client’s business for $47.5M after assisting the client in expanding and growing the business over 15 years


  • Admitted to practice in Georgia
  • Admitted to practice in the U.S. Supreme Court, several of the U.S. Circuit Courts of Appeal, and numerous U.S. District Courts
  • Fee Arbitrator, State Bar of Georgia


  • JD, Washington & Lee University Law School, 1974
  • BS, The Pennsylvania State University, 1971






Practice Areas

Practice Areas

Wagner, Johnston and Rosenthal P.C. provides a range of legal services in the following areas:

  • Commercial Leasing
  • Commercial Litigation
  • Commercial Real Estate Law
  • Corporate & Finance Law
  • Corporate Governance
  • Employment Law
  • Franchise & Business Opportunity Law
  • Heathcare IT
  • International Business
  • Mergers & Acquisitions
  • Private Equity & Venture Capital
  • Sports Law
  • Technology Law
  • Other Areas of Practice

Click on a topic to the left to learn more.

Our Attorneys


Our attorneys provide the most comprehensive legal service around. If you are an entrepreneur or small business in a bind, let us assist you. We pride ourselves in providing excellent service to our clients in a range of legal areas. With decades of experience in areas of practice from commercial law to health care and taxation, Wagner, Johnston and Rosenthal P.C. can help. Click on a name to the left to learn more about each attorney and their specialties.

Our Clients


Wagner, Johnston & Rosenthal represents a broad range of privately held businesses, executives and entrepreneurs. While a majority of the Firm’s clientele is based in the greater Atlanta area, the Firm also services clients located throughout the United States as well as in foreign countries.

The industries the Firm represents are as diverse as the economy: manufacturers and service industries, real estate developers, financial concerns, lending institutions, health care professionals and facilities, benefit consultants, software and technology developers, public service agencies, investment partnerships, travel agencies, private schools, engineering concerns, leasing companies, telecommunications concerns, hotel developers, franchisors and professional sports teams.