Allen Sparkman


Houston, Texas

Practice Areas

  • Domestic and international business transactions
  • Business entity selection and organization
  • Debt and private equity financing
  • Mergers and acquisitions
  • Executive compensation
  • Federal and state taxation of above areas
  • Corporate, llc and partnership law and governance
  • Nonprofit corporation formation, operations and governance
  • General business law
  • Legal ethics and lawyers professional responsibility


  • J.D., with high honors, University of Texas School of Law
  • A.B., Princeton University

Bar Admissions

  • Colorado Supreme Court
  • Texas Supreme Court
  • United States Tax Court

Professional Associations

  • American Bar Association (Business Law Section (Corporate Governance Committee, LLCs, Partnerships and Unincorporated Entities Committee, Mergers and Acquisitions Committee; Middle Market and Small Business Committee; Nonprofit Committee; Professional Responsibility Committee; Center for Professional Responsibility)
  • Colorado Bar Association (Ag & Rural Law Section (past Chair); Business Law Section (past Chair); Ethics Committee2005 – present); Health Law Section (past Chair); Tax Section; Colorado Bar Foundation)
  • State Bar of Texas
  • Texas Center for Legal Ethics

Community Involvement

Member, Board of Directors, Rocky Mountain Public Broadcasting Network

Member of Palmer Memorial Episcopal Church, Houston, Texas and its chapter of the Order of St. Luke; teacher in adult education program

Allen Sparkman practices law in Houston and Denver as a partner of Sparkman + Foote LLP. His practice includes the areas of selecting and establishing business entities, business transactions, securities, tax, and lawyers’ professional responsibility. Mr. Sparkman’s work includes tax-planning and the preparation of securities disclosure documents for start-up companies in a variety of fields, including domestic and offshore oil and gas exploration, foreign mining operations, real estate, and comic book certification. He also regularly prepares LLC and partnership documents and represents buyers and sellers of businesses.

Mr. Sparkman currently serves as outside general counsel to a publicly traded storage facility company, a world-wide oil field services company, and a private offshore drilling company. He began practicing law in Dallas, Texas in 1973 and moved to Denver in 1984. In 2008, he opened the firm’s Houston, Texas office, where he now spends a substantial portion of his time. Mr. Sparkman earned an A. B. degree in American History with honors from Princeton University and a J. D. degree with high honors from the University of Texas School of Law. He also received a Certificate in Theology and Ministry from Princeton Theological Seminary. Mr. Sparkman served on active duty as an officer in the United States Army.

Mr. Sparkman is listed in THE BEST LAWYERS IN AMERICA® for both Colorado and Texas and speaks regularly at continuing legal education seminars in Colorado, Texas, and nationally on entity selection, fiduciary duties and governance, mergers and conversion, veil piercing, ethics, series LLCs, and tax planning. He has presented more than 100 papers at continuing education programs for the American Bar Association, the Colorado Bar Association, the State Bar of Texas, the University of Texas School of Law, the Professional Education Broadcast Network, the Practicing Law Institute, the National Business Institute, and others.

Mr. Sparkman has served on multiple occasions as an expert witness in Colorado, Texas, and California in cases involving duties of directors, director deadlock, duties of managers, duties of partners, construction of operating agreements, construction of partnership agreements, construction of contracts, veil piercing, and attorney malpractice. Mr. Sparkman has been qualified as an expert witness in the Colorado District Court for Denver, Colorado.

He is a member of the American, Colorado, and Houston Bar Associations, the State Bar of Texas, the Texas Center for Legal Ethics, the Center for Professional Responsibility, and the Association of Professional Responsibility Lawyers. For the American Bar Association, Mr. Sparkman is an active member of the Business Law Section and its Committees on Corporate Governance; LLCs, Partnerships and Unincorporated Associations (co-chair, task force on model Series LLC operating agreement, chair, governance subcommittee); Mergers and Acquisitions; Middle Market and Small Business (chair, governance subcommittee); Nonprofit Organizations; and Professional Responsibility (chair, subcommittee on state and local liaisons). He is also a member of the American Bar Association Tax Law Section and Real Property, Probate and Trust Law Section. He is a member of the Drafting Committee on Series of Unincorporated Business Entities of the National Conference of Commissioners on Uniform State Laws as an ABA Section Advisor, ABA Business Law Section.

As a member of the Colorado Bar Association, he is a past chair of the Business Law Section and a member of its Legislative Drafting Committee, as well as a past member of the CBA Ethics Committee. He also was a member of the Colorado Secretary of State’s Advisory Committee for Business and Commercial Laws and the Colorado reporter for State Limited Partnership Laws and State Limited Liability Company Laws while those were published by Aspen Law & Business.

Mr. Sparkman is the co-author of LLCs and Partnerships in Colorado (co-authored with Herrick K. Lidstone, Jr.) (Continuing Legal Education in Colorado, Inc., 2015), 2016 Award of Outstanding Achievement from the Association for Continuing Legal Education; Second Edition (Continuing Legal Education in Colorado, Inc., 2017); Third Edition forthcoming March 2019 (Continuing Legal Education in Colorado, Inc.

Allen's Publications

Mr. Sparkman is the author of numerous articles on choice of business entity and series LLCs, including:

  • Management Responsibilities of Management Persons of Corporations and Limited Liability Companies -  (with Adrienne Randle Bond) forthcoming Corporate Counsel Review (Spring 2019)

  • Information Rights—A Survey - 2 Bus § Entrp & Tax L Rev 41 (2018)

  • Should Texas Adopt All or Part of the Uniform Protected Series Act? - forthcoming, Houston Business and Tax Law Journal (Spring 2018)

  • Uniform Protected Series Act—A Welcome Advance in Series LLC Legislation - forthcoming, Houston Business and Tax Law Journal (Winter 2019)

  • Will Your Veil be Pierced? How Strong is Your Entity’s Liability Shield?—Piercing the Veil, Alter Ego, and Other Bases for Holding an Owner Liable for Debts of an Entity - 12 Hastings Business Law Journal 349 (2015-2016);

  • Pick Your Partner Versus the United States Bankruptcy Code - 46 Texas Journal of Business Law No. 2 at 23 (Fall 2015), with Herrick K. Lidstone, Jr.

  • Through the Looking Glass: Series LLCs in 2016 - 3 Business & Bankruptcy Law Journal 1

  • Series LLCs - 53 The REPTL Reporter No. 2 (Real Estate, Probate and Trust Law Section, State Bar of Texas, February 2015)

  • The Rescission Doctrine: Everything Old is New Again - 4 Am. U. Bus. L. Rev.183 (2015)

  • Fifth Circuit Misses Opportunity to Bring Clarity to Series LLC Questions - Business Law Today (April 2014)

  • Series LLCs in Interstate Commerce and Tax Aspects of Series LLCs - Business Law Today (February 2013); with Adrienne Randle Bond, “The Series LCC: A New Planning Tool”, 45 Texas Journal of Business Law (Fall 2012).

  • Mr. Sparkman is a contributing author to William Schmidt “Preserving Your Wealth: A Guide to Colorado Probate & Estate Planning” (2012) Practitioner’s Guide to Colorado Business Organizations (Colorado Bar Association, Allen F. Rozansky and E. Lee Reichert, Managing Editors), and Guide for Colorado Nonprofit Organizations (Colorado Bar Association, Karen E. Leafer, Managing Editor).

NOTICE: Information presented on the Sparkman Foote LLP website is general information only; it does not constitute legal advice to any reader and you may not rely on it as legal advice. No communication to the firm or any of our attorneys through this website or by email is subject to attorney-client privilege, unless we have first established an attorney-client relationship with you. An attorney-client relationship may be formed only by a specific agreement between one of our attorneys and the person or entity seeking to be a client.