Smith Robertson, Attorneys at Law

The law firm of Smith Robertson, LLP, founded in 2000, is committed to providing the highest quality legal services to its clients in a professional and cost-efficient manner.

The law firm of Smith Robertson, LLP, founded in 2000, is committed to providing the highest quality legal services to its clients in a professional and cost-efficient manner.


Alan M. Glen

512-225-5801 | DIRECT
512-657-5154 | CELL
512-225-5821 | FAX
Email  |  vCard

Alan M. Glen, Partner

Natural Resources, Environment & Land Use

Alan Glen has widely-recognized expertise in various areas of federal environmental law, including the Endangered Species Act (ESA), the Migratory Bird Treaty Act (MBTA), the Bald and Golden Eagle Protection Act (BGEPA), the Clean Water Act (CWA), the National Environmental Policy Act (NEPA), and the National Historic Preservation Act (NHPA). He also has extensive experience in Texas environmental and land use laws. Mr. Glen represents both public and private entities across the country and has successfully handled dozens of permits and consultations under the ESA and other laws.

Mr. Glen has experience with environmental issues affecting transportation, traditional and renewable energy industries, real estate development, water resources, regional planning, agriculture, and mining. Much of Mr. Glen's practice relates to rare and endangered species. Mr. Glen has testified before the U.S. Senate Subcommittee on Fisheries, Wildlife and Water regarding the ESA's interagency consultation process. He works on numerous endangered species plans and other processes from the scale of individual projects to programmatic plans spanning multiple states. Mr. Glen also handles litigation matters under the ESA and other Federal Environmental laws. Mr. Glen regularly works on conservation banking matters and assisted in establishing the first species conservation bank in the southwestern region of the U.S. Fish and Wildlife Service.

Mr. Glen served as Vice-Chairman for the steering committee of the Balcones Canyonlands Conservation Plan, a regional habitat conservation plan (HCP) in Central Texas, and was a member of the Recovery Team for the Barton Springs salamander. He received the President’s Award from the Texas Capitol Area Builders Association (2000). He was a member of the Board of Directors of Homebuilders Association of Greater Austin (2002-2003). Mr. Glen was also President of the Board of Directors of the Real Estate Council of Austin (1997) and received the Council’s “Distinguished Contribution Award” in 1996. He also served for several years as Vice Chairperson of the Advisory Council of the Lady Bird Johnson Wildflower Center, a unit of the University of Texas at Austin.

Mr. Glen is a frequent speaker on environmental matters and has chaired the Texas Endangered Species Act, Wind Energy, and National Environmental Policy Act conferences for CLE International. He has also been a guest lecturer at a United States Fish and Wildlife Service National Training Course on conserving endangered species on private lands. He has written a number of articles and papers on Endangered Species Act matters.

Mr. Glen was a Research Editor for the Texas Law Review during his time at the University of Texas School of Law. Immediately after law school, he served as a law clerk to the Honorable Homer Thornberry, Judge, United States 5 th Circuit Court of Appeals.

  • Law Clerk, The Honorable Homer Thornberry, Judge, U.S. 5th Circuit Court of Appeals (1984-85)
  • J.D., University of Texas School of Law, with honors, 1984
  • A.B., Stanford University, Economics, 1981
  • Texas
  • U.S. District Court, Western District of Texas
  • U.S. District Court, Eastern District of Oklahoma
  • American Bar Association, Section of Environment, Energy and Natural Resources
  • State Bar of Texas Environmental and Real Estate Sections
  • Named an Energy and Environmental Trailblazer by National Law Journal for 2018.
  • Chosen by his peers for inclusion in The Best Lawyers in America© in the field of Environmental Law, 2008-2020.
  • Named one of the top five environmental lawyers in Texas in the Texas Lawyer “Go to Guide” in 2002.
  • Selected to the Texas Super Lawyers list numerous times.
  • Co-Author, “Case Could Alter the Reach of the Endangered Species Act,” Texas Lawyer, January 2015.
  • Co-Author “Ruffling Feathers: How Federal Wildlife Laws May Impact Siting and Operation of Wind Energy Facilities,” American Bar Association's Endangered Species Act Committee Newsletter, May 2010
  • Co-Author “Species Conservation Banking,” Natural Resources & Environment, Summer 2005
  • Co-Author “Taking Species: Difficult Questions of Proximity and Degree,” Natural Resources & Environment, Fall 2001.