Phone: 216.736.7238 Fax: 216.621.6536 Connect: LinkedIn


Over the 25-plus years of Brett’s legal career, he has counseled a diverse client base including individuals, owners of regulated and non-regulated companies, small entrepreneurial entities and large public corporations. He counts among his clients both broker-dealers and investment advisors. His areas of practice include regulatory matters and securities.

In addition to his service to clients in day-to-day matters, Brett is also a skilled litigator who has handled business-to-business commercial disputes and securities issues involving the Federal Courts, FINRA, the SEC and state securities regulators. Brett also represents clients in regulatory reviews and investigations of securities practices, business practices relating to consumer sales, and business planning and litigation involving the Ohio Alcoholic Beverages Franchise Act.

Brett’s approach is to assist businesses and individuals in maximizing their growth by limiting litigation and regulatory risk. He makes sure that the legal strategy he advises is always aligned with each client’s unique business goals. He also holds a position of leadership within the firm as a member of KJK’s Executive Committee and former Chair of the Litigation Practice Group.

Outside of his work at KJK, Brett is civically involved in his home community of Shaker Heights, where four generations of his family have resided, and holds a leadership position at the Positive Education Program, which provides support services to troubled Cleveland youth and their families.

“Clients would describe me as a creative thinker who is also a pragmatic lawyer and understands that their decisions are ultimately business decisions. Helping a client get to a result that is the most beneficial and practical is what we constantly strive for.” – Brett Krantz


  • University of Chicago Law School, J.D., 1990
  • Dartmouth College, A.B., 1985, cum laude

Civic Involvement

  • Mandel Jewish Community Center of Cleveland, member of Board of Trustees
  • Camp Wise, former member of Strategic Planning Committee and Board of Directors

Professional Affiliations

  • Meritas (global alliance of law firms), member, Board of Directors
    • Litigation, Labor & Employment Planning Committee
    • Membership Committee
  • Cleveland Metropolitan Bar Association

Bar/Court Admissions

  • Ohio State Courts
  • Illinois State Courts
  • District of Columbia Courts


  • Martindale-Hubbell AV Preeminent Rating for Highest Level of Professional Excellence
  • Ohio Super Lawyers, 2008-2017

Presentations & Publications

  • “Creating Signed, Written Contracts Over the Telephone,” Connections Magazine, July 1, 2012
  • Meritas 2017 Annual Meeting, “What Lobbyists Really Do and How They Do It,” Moderator, April 21, 2017

Representative Experience

“Brett has been a valuable member of our team, providing practical and pragmatic advice as we navigated buy-sell transactions, federal and state compliance and investigations and the many other challenges that go with operating a business.” 

 Louis Giesler, President (former) – AmeriMark Direct, LLC

  • Served as trial counsel in such cases as:
    • two related trials involving disputes between owners of a broker-dealer; obtained injunctive relief against majority owners, a finding of defamation against them and a total dismissal of all claims against the firms’ clients
    • a month-long, multi-party AAA dispute involving the sale by a Fortune 100 company of its federally regulated subsidiary
    • a case involving three large nonprofits in an eight–figure FINRA arbitration in one of the first collateralized debt obligations cases to go to trial
  • Obtained substantial settlement in a suit brought by former minority owner against majority owner alleging self-dealing and breach of fiduciary duty
  • Served as counsel for a class in a seven-year long fraud litigation matter which included a recommended default judgment against another party due to their discovery abuses; class was repaid their entire loss
  • Representing companies and individuals in numerous state and federal regulatory investigations involving consumer protection and securities laws