Skip Navigation or Skip to Content
NJL People: Daniel J. Supalla

Dan is a member of NJL’s Business Litigation and Labor and Employment practice groups. He represents clients through the entire litigation cycle, from the filing of a complaint to jury trials and through the appellate process in both state and federal courts.

Dan’s financial services practice includes representing broker-dealers and financial advisors in arbitrations, enforcement actions and disciplinary proceedings by the SEC and FINRA, as well as financial advisors seeking expungements. Dan has also represented banks and mortgage originators in claims brought by borrowers and mortgage loan securitization companies.

Dan’s business litigation experience includes representing businesses and individuals in complex shareholder and partnership disputes, in contract disputes, and in cases involving claims of breach of fiduciary duty and other business torts.

In the employment arena, Dan represents employers in prosecuting and defending claims involving non-compete agreements, non-solicit agreements, confidentiality, and theft of trade secrets. Dan has also defended employers in class and collective actions involving wage-and-hour claims under state and federal laws.


Key Practice Experience

  • Trials and arbitrations
  • Advising and arguing state and federal appeals
  • Non-compete and trade secret litigation
  • Regulatory enforcement, discipline, and investigations
  • Banking disputes with borrowers
  • Shareholder and partnership disputes
  • Class action defense
  • Discrimination defense
  • Executive agreements and severance
  • Commercial litigation, contract disputes, and business torts

Key Industry Experience

  • Financial services
  • Banking and mortgage lending
  • Small and family-owned businesses
  • Farm partnerships
  • Restaurants

Representative Matters

  • ImageTrend, Inc. v. Locality Media, Inc. (D. Minn.) – Obtained dismissal of trade secret misappropriation, tortious interference, and corporate defamation claims in dispute between computer software companies
  • Appellate counsel for farmers and ranchers alleging due process violations against state regulators who had denied clients their water rights to irrigate their crops and water their
  • Counseled broker dealer and its financial advisors in dispute involving competing claims by a customer’s children regarding the division of assets and customer’s
  • Counseled broker dealer in dispute involving competing claims by a customer’s
  • Defended class action securities claim alleging violations of Section 10(b) and Rule 10b-5 against a publicly traded company, its principals and its largest shareholder: a foreign pharmaceutical
  • Lead discovery and pre-hearing counsel for an independent broker dealer in 250+ FINRA arbitrations arising out of a massive Ponzi scheme; assisted in the successful defense of client in state and federal class actions arising out of the same Ponzi
  • Lead trial counsel for national bank in dispute with borrower over payment of insurance proceeds for property
  • Obtained expungement of adverse, factually unsupported disclosures on financial advisor’s FINRA BrokerCheck report after panel hearing and state-court award confirmation
  • Obtained expungement of adverse, factually unsupported disclosures on financial advisor’s FINRA BrokerCheck report in a declaratory judgment action in Minnesota state
  • Obtained expungement of adverse, factually unsupported disclosures on financial advisor’s FINRA BrokerCheck reports in Minnesota state
  • Represented a Connecticut electronics manufacturer in arbitration against claims by a Canadian manufacturer that it failed to successfully design, develop and manufacture a hydronic circulator pump according to the parties’ contracted
  • Represented individual in an appeal to the Minnesota Supreme Court involving the Sixth Amendment right to counsel in a bench trial and in post-conviction proceedings about the effective assistance of counsel.
  • Represented publicly traded company and director to obtain Rule 12 dismissal of a Section 16(b) claim for alleged improper short-swing
  • Successfully briefed and argued a motion to dismiss in state court on behalf of a dentist and his practice involving allegations of dental malpractice where the district court adopted our client’s position and reasoning in full, and dismissed the suit.
  • Obtained summary judgment for a national bank in a case involving alleged violations of the FDCPA, FCRA, the Minnesota Residential Mortgage Originator and Servicer Licensing Act, and other state common law

Recognitions and Honors

  • Attorney of the Year, Minnesota Lawyer, 2014
  • Rising Star, Minnesota Super Lawyers

Publications and Presentations

  • Co-author, Minnesota Courtroom Evidence Deskbook, Privilege—Minnesota Rule of Evidence 501, December 2016
  • Co-author, Minnesota E-Discovery Deskbook, Privilege and Clawbacks: Considerations Regarding the Protection of Privileged ESI, November 2016

Professional Associations

  • Minnesota State Bar Association
  • Minnesota Lavender Bar Association
  • Hennepin County Bar Association
  • Federal Bar Association

Scroll to the top of the web page anchor link.