Janine A. Guillen

Jennifer H. Weddle is the Co-Chair of Greenberg Traurig LLP's American Indian Law Practice and has wide-ranging experience in Indian law, handling a variety of matters for tribal and non-tribal clients. She has a dynamic, inter-disciplinary practice that centers on providing solutions for complex inter-jurisdictional problems. Much of her practice focuses in the areas of tribal jurisdiction, tribal economic development and natural resources development on tribal lands. Jennifer also has U.S. ...

David Littman is a top attorney recognized by Best Lawyers in the practice area(s) of Collaborative Law: Family Law, Family Law, Family Law Arbitration and Family Law Mediation. David, who practices law in Denver, Colorado, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

Alan C. Horowitz is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Alan C., who practices law in Evergreen, Colorado, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alan C. is held by other top lawyers in the same geographic and legal practice area.

Elisabeth A. Cortese is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Elisabeth A., who practices law in Denver, Colorado, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Elisabeth A. is held by other top lawyers in the same geographic and legal practice area.

Duncan Barber is of counsel with the firm. Mr. Barber has an extensive creditor rights, insolvency, and financial-restructuring practice. He deals with all aspects of businesses in financial distress. He has advised a broad range of clients at the “front end” of deals in structuring business formations and other contractual undertakings with a view toward mitigating the risks of financial distress and enforcement of rights. This includes providing bankruptcy opinions in both priva...

Katy Miller earned her reputation as a first-rate employment attorney, tough litigator and savvy negotiator over a 25-year career that included successfully pursuing class/collective actions in age and gender discrimination cases. Katy began her legal career in 1980 with Holland & Hart, and in 1985 joined the law firm of Miller & Steiert, P.C. She emphasized employment law and workplace disputes before moving to full-time practice as a neutral. Having spent decades in the courtroom, K...

Justin J. Prochnow assists companies with regulatory, business, and legal needs in the beverage, food, dietary supplement, cosmetic, medical device, and OTC industries. Justin works closely with companies to ensure regulatory compliance with statutes and regulations enforced by the Food and Drug Administration, the Federal Trade Commission and other regulatory agencies. This includes the review of product labels, labeling, advertising, websites and other marketing materials. Justin assists co...

As a trial lawyer over the last two decades, I have obtained some of the largest personal injury verdicts in Colorado history. I take a deeply personal approach with my clients, recognizing that each case is unique and requires not only legal expertise and experience, but also empathy, compassion, and dedication. My clients show such resilience at a devastating time in their lives, and this is why I am committed to absolute preparation for their personal injury case, and commiseration for the...

For more than 25 years, Brian's practice has focused almost exclusively on helping water users find, secure and defend their water rights in Colorado and the Western U.S. His clients include municipalities, water and wastewater sanitation districts, mines, golf course developers, energy companies and various commercial facilities. Brian serves as a trusted advisor, providing strategic guidance on long-term water planning and water rights projects. In Colorado, his experience includes the adju...

Tom Ragonetti has been frequently referred to as the preeminent land use attorney in Colorado and the Rocky Mountain region. His practice is focused on land use, government regulation, public-private transactions and related matters. He is a recognized specialist in land use planning and regulation, public finance for private development, annexation, urban development, zoning and historic preservation. Beyond his unparalleled expertise in land use and governmental regulation, Tom has comprehe...