Jennings Haug Keleher McLeod Waterfall is recognized as a “go-to” business litigation law firm in Arizona and New Mexico. Our attorneys have extensive trial, litigation management, dispute resolution and complex litigation experience and are well-versed in advising and providing services to a wide range of clients.

Litigation Services


  • Trade Regulation & Competition Disputes
  • Collusion and Price Fixing Disputes
  • Monopolization Claims
  • Antitrust Class Actions
  • Unfair Trade Practice
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  • Plan Structures
  • Cash Collateral Disputes
  • Non-Dischargeability
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Business & Commercial Litigation

  • Business Disputes
  • Interference with Business Activity
  • Breach of Contract
  • Tortious Business Activities
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Construction Litigation

  • Asserting or defending claims for additional compensation, additional time, or other matters not resolved during the construction process.
  • Asserting or defending mechanics’ lien and bond claims for payment bonds, performance bonds, fidelity bonds, and lien foreclosure.
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Employment Law

  • OSHA Safety Violation Claims
  • Age Discrimination, Racial Discrimination, Gender Discrimination, and Sexual Harassment Claims
  • Unfair Labor Practices and Wrongful Termination Claims
  • Claims Regarding Unfair Competition, Non-Compete Agreements, and Non-Disclosure Agreements
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Environmental Litigation

  • Federal and State “Superfund” Liability
  • Appeals of Regulatory Decisions
  • Notice of Violations
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Liability & Insurance Litigation Defense

  • Insured – All types of general liability claims and personal injury claims
  • Insurance Companies – Bad Faith Claims, Breach of Contract and Coverage Disputes
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Personal Injury & Wrongful Death

  • Car Accidents
  • Truck Accidents
  • Workplace Accidents
  • Construction Accidents
  • Defective Products, Including Defective Car Parts, such as Seat Belts, Air Bags, or Tires
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Probate Disputes

  • Contested Estate and Trust Matters
  • Contested Guardianship and Conservatorship Cases
  • Adult Protective Services Act
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Real Estate Litigation

  • Landlord-Tenant Disputes
  • Leasing and Real Estate Disputes
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Securities Litigation

  • Private Securities Litigation
  • Broker-Dealer and Investment Adviser Litigation, Arbitration, and Mediation
  • Director and Officer Liability
  • Breach of Fiduciary Duty
  • Inaccurate and Incomplete Disclosure
  • Misrepresentation of Material Facts
  • Negligence and Negligent Misrepresentation
  • Sales of Unregistered Securities
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Litigation Attorneys


When necessary, our appellate lawyers are prepared to advise clients through the appeals process.  More than 860 published opinions, dating back more than 100 years, have resulted from appeals handled by JKW lawyers.  Whether or not we serve as counsel in the underlying case, JKW’s appellate law attorneys are prepared to handle litigation from inception through final appeal.  We are frequently retained by trial counsel to assist their clients and will accept cases directly from clients seeking to appeal a lower court ruling.

Our appellate law attorneys have represented clients in appeals filed in the Arizona and New Mexico Court of Appeals as well as various state Courts of Appeals, including Georgia, Maryland and Illinois.  In addition, Jennings Haug Keleher McLeod Waterfall attorneys have represented clients in appeals filed in the Arizona and New Mexico Supreme Court, the Ninth Circuit Court of Appeals, the Tenth Circuit Courts of Appeals, the Court of Appeals for the Federal District, the U.S. District Court for the Districts of Arizona and New Mexico (for bankruptcy appeals), the Bankruptcy Appellate Panel, United States Court of Federal Claims, and the U.S. Supreme Court, as well as appeals in Tribal courts.

Contact the Litigation and appellate attorneys of Jennings Haug Keleher McLeod Waterfall.  We are committed to serving clients in resolving claims arising in Arizona and New Mexico, as well as select cases elsewhere in the southwestern United States.

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Jennings Haug Keleher McLeod expands by adding the talented lawyers of Waterfall, Economidis, Caldwell, Hanshaw & Villamana. Now with offices in Albuquerque, New Mexico as well as Phoenix and Tucson, Arizona, the Firm will continue to serve its clients across the Southwest under the name Jennings Haug Keleher McLeod Waterfall LLP.