Donald G. "Don" Isaacson

JIM O'SULLIVAN represents closely-held businesses, including law firms and other service professionals. Serving as general counsel and primary contact for businesses and their owners, Jim focuses on the ongoing legal needs of these clients, as well as strategic planning for growth and ownership succession opportunities. Jim leverages his considerable planning, negotiation and contract drafting experience to counsel clients through key events such as business formation, joint ventures, mergers...

Terry’s practice emphasizes corporate business acquisitions and financings and public-private projects, including strategic joint ventures, Native American enterprises and projects, water/wastewater infrastructure development, sports facility financing and physician-hospital contracts. Terry was recently recognized as a 2013 Southwest Super Lawyer, and was named among the 2013 Best Lawyers in America, alongside nearly two-thirds of his fellow G&K shareholders. Having chaired the mul...

Terry L. Rakow is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Litigation - Real Estate and Real Estate Law. Terry L., who practices law in Phoenix, Arizona, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Terry L. is held by other top lawyers in the same geographic and legal practice area.

John A. Conley is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative / Regulatory Law, Employment Law - Management, Health Care Law, Litigation - Health Care and Litigation - Labor and Employment. John A., who practices law in Phoenix, Arizona, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John A. is held by other top lawyers in the same geographic and legal practice area.

Marlene A. Pontrelli is a certified specialist in family law. Her practice focuses on all aspects of family law including dissolution and legal separation of marriage, business valuations, division of property, spousal support, post-dissolution modifications, premarital and post-marital agreements, paternity, child custody, parenting time, and child support matters. She is admitted to practice in Arizona and California. She also acts as a private mediator for parties wishing to settle outside...

Karen represents health care systems, hospitals, clinics, and other providers in matters of quality management, medical staff credentialing and peer review, medical staff structures, bylaws and confidentiality, as well as National Practitioner Data Bank, state professional board, and other government reporting. She also regularly assists health care providers with state licensure and Medicare certification, survey compliance, Joint Commission accreditation, EMTALA compliance, patient consent,...

Richard C. Gramlich is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Construction. Richard C., who practices law in Phoenix, Arizona, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Richard C. is held by other top lawyers in the same geographic and legal practice area.

Kevin M. Judiscak joined the firm just after it was formed to develop and chair the firm’s litigation practice after gaining substantial experience from his prior tenure at two of Arizona’s largest firms. He brings a focused and strategic approach to the litigation process, and assists business clients in beneficially resolving pending or threatened disputes. Kevin litigates varied types of commercial disputes, including: • Enforcement and defense of interests under commercia...

Patrick Clisham has extensive experience representing clients in complex corporate transactions, including loan documentation and restructurings, asset acquisitions and sales, lease negotiations and enforcement, and business transactions. Patrick’s experience primarily derives from representing secured and unsecured creditors, corporate debtors, trustees and examiners in corporate bankruptcy proceedings and out of court workouts.Patrick joined Engelman Berger in 2009 after relocating fr...

President and Shareholder Certified Specialist in Real Estate Law, Arizona Board of Legal Specialization Andy Abraham is certified as a Real Estate Specialist by the Arizona Board of Legal Specialization and has been listed in Best Lawyers in America for Real Estate Transactions since 2008 and in every edition of Southwest Super Lawyers. In the 2011, 2014, 2015-2025 editions, Andy was voted among the top 50 lawyers in Arizona by his peers. He is included among Arizona’s Finest Lawyers a...