William L. "Bill" Siegel

Stephen C. Rasch is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Litigation - Banking and Finance, Litigation - Real Estate and Litigation - Securities. Stephen C., who practices law in Dallas, Texas, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stephen C. is held by other top lawyers in the same geographic and legal practice area.

Jason Cassady is a principal at Dallas’ Caldwell Cassady & Curry who focuses on intellectual property litigation and complex commercial litigation. Mr. Cassady provides clients with extensive federal trial experience, including courtroom victories in patent cases involving diverse technologies such as secure computer networking, integrated circuits, video game controllers, and computer operating systems. He also has represented parties on both sides of the aisle in areas such as dri...

Lisa Prather focuses her practice on health care regulatory and compliance matters. She also handles mergers and acquisitions, corporate governance and other health care industry-related special projects. Lisa's clients are from diverse sectors of the health industry. These include hospital systems, physician groups, pharmacies and other professionals. Lisa assists her clients in meeting their business goals while navigating the increasingly complex health care regulatory environment. Her uni...

Tonya Meier's practice is focused on resolving commercial disputes and challenges for real estate developers, landowners and a variety of other businesses, particularly in the areas of environmental law, land use, contract and employment disputes, fraud and DTPA violations. She spends the majority of her time advising clients and handling challenging litigation before state and federal courts, government agencies and municipalities throughout Texas. Toni is well-equipped to advise clients and...

I help businesses solve problems involving intellectual property (IP) law, business strategy, and technology law with an emphasis on intellectual property rights, patents, trademarks, copyrights, trade secrets, anti-counterfeiting, IP portfolio strategy, and commercial litigation. Intellectual Property Litigation & Business Litigation I have handled more than 500 intellectual property disputes, including over 40 patent infringement cases and hundreds of IP enforcement actions. I also have...

Stephen M. Halbeisen is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law and Insurance Law. Stephen M., who practices law in Dallas, Texas, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stephen M. is held by other top lawyers in the same geographic and legal practice area.

Todd W. Spake is the chair of Kelly Hart's Oil & Gas/Energy Practice Group and represents oil and gas operators and interest owners across the state in his broad-based energy practice. Mr. Spake's primary focus is on transactional matters, including the purchase and sale of oil and gas producing properties, farm-outs, joint development agreements, natural gas processing and sale agreements, seismic agreements, complex rural and urban oil and gas leases and surface use agreements, pipeline...

J.P. Neyland is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law. J.P., who practices law in Dallas, Texas, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which J.P. is held by other top lawyers in the same geographic and legal practice area.

Lon M. Loveless is a Partner in the family law firm of Orsinger Nelson Downing & Anderson, LLP, and is Board Certified in Family Law by the Texas Board of Legal Specialization. Mr. Loveless is AV rated by Martindale-Hubbell and was selected as one of the Best Lawyers in America in the practice area of Family Law for 2015-2021. Mr. Loveless is a Fellow in the American Academy of Matrimonial Lawyers. He has been honored by Texas Super Lawyers for the past 12 years, (2009-2020) in the area o...

Evangeline O. Lalangas is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Evangeline O., who practices law in Dallas, Texas, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Evangeline O. is held by other top lawyers in the same geographic and legal practice area.