Joel A. Mayo

Allison Nelson focuses her national practice on representing healthcare systems in complex real estate transactions and mergers and acquisitions. In the healthcare sector, Allison negotiates compliant sales and acquisitions, joint venture developments, and leases, ground leases, and subleases. She partners with clients to build and improve systems to manage real estate portfolios to ensure compliance with federal and state healthcare regulatory laws. She is also experienced in navigating clie...

Mike Decker is a highly experienced litigator specializing in construction law, insurance defense, and complex commercial litigation. He boasts a strong record of favorable jury trial verdicts in both Colorado and Wyoming courts. Mr. Decker consistently receives top-tier recognition for his legal prowess and ethical conduct. He holds an "AV Preeminent" rating from Martindale-Hubbell, the highest distinction available. Since 2012, he has been honored as a "Colorado Super Lawyer" in civil litig...

Keith Lapuyade has more than 30 years of litigation experience. His knowledge of insurance law and bad faith, coupled with his extensive understanding of medical issues, is of particular value in medical malpractice litigation and often brings this special skill-set to bear in the personal representation of physicians, attorneys, and other professionals for purposes of establishing their rights with respect to their insurance coverage and financial well-being. Keith Lapuyade, of the law firm ...

Scott F. Llewellyn is a lawyer recognized by Best Lawyers in the practice areas of Commercial Litigation, Litigation - Intellectual Property, Litigation - Patent and Patent Law. Scott F. practices law in Denver, Colorado Best Lawyers has recognized Scott F. Llewellyn since 2023. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Scott F. Llewellyn is held by o...

Concentrates on oil and gas, environmental and land use law. Involved in many of the major disputes facing the energy industry in Colorado. Mark Mathews has successfully represented oil and gas and mining clients and real estate development companies in litigation and regulatory rulemakings concerning oil and gas preemption and royalty issues, hazardous waste contamination, enforcement of oil and gas regulations, zoning and development disputes and land use permitting issues. Mark is outside ...

Justin L. Krieger is a lawyer recognized by Best Lawyers in the practice area of Patent Law. Justin L. practices law in Denver, Colorado Best Lawyers has recognized Justin L. Krieger since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Justin L. Krieger is held by other lawyers.

Patricia A. Riley is a lawyer recognized by Best Lawyers in the practice areas of Family Law, Family Law Arbitration and Family Law Mediation. Patricia A. practices law in Denver, Colorado Best Lawyers has recognized Patricia A. Riley since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Patricia A. Riley is held by other lawyers.

Ivan A. Sarkissian, co-founder of McConaughy & Sarkissian, P.C., was admitted to practice law in Colorado in 1997 and is admitted to practice in all Colorado state courts, the United States District Court for the District of Colorado, and the United States Tenth Circuit Court of Appeals. Mr. Sarkissian received his Bachelor of Arts degree from Michigan State University in 1993 and attended the Tulane University School of Law, obtaining his Juris Doctorate degree, cum laude, in 1997. While...

Matt Hogan is a Member of the firm’s Public Finance Department and has been active in public finance for over twenty-five years. Mr. Hogan’s area of practice consists of work as bond counsel, disclosure counsel, underwriter’s counsel and private placement counsel. He has represented clients in connection with the financing of utilities, airport, mass transit, manufacturing, housing and healthcare facilities. He has addressed a wide area of public finance topics as an individ...

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...