Suite 200
Tulsa, OK 74103-3706
918-594-0413
Fax 918-594-0505
- Leah V. Ammons
- Pamela S. Anderson
- Molly A. Aspan
- Larry G. Ball
- Mark Banner
- Mark K. Blongewicz
- Steven A. Broussard
- W. Deke Canada
- Christopher L. Carter
- Margaret M. Clarke
- Conor P. Cleary
- Briana J. Clifton
- Jodi C. Cole
- Michael D. Cooke
- Casey Cooper
- Karissa K. Cottom
- B. Kenneth Cox, Jr.
- Thomas A. Creekmore, III
- J. Patrick Cremin
- Heather L. Cupp
- Johnson W. Custer
- Angelyn L. Dale
- Chace W. Daley
- Seth A. Day
- Julianna P. Deligans
- Robert F. Dougherty
- Heather Flynn Earnhart
- Richard L. Edmonson
- Theodore Q. Eliot
- Ashley M. Epperly
- Jon A. Epstein
- Joseph D. Fincher
- Robert P. Fitz-Patrick
- Phillip L. Free, Jr.
- Kyle D. Freeman
- Bryan A. Fuller
- Thomas D. Gable
- Susanna M. Gattoni
- Stephanie T. Gentry
- Sarah Jane Gillett
- Kent A. Gilliland
- J. Fred Gist
- Daniel J. Glover
- Pamela H. Goldberg
- Michael D. Graves
- Bradley A. Grundy
- Trent A. Gudgel
- Del L. Gustafson
- Bonnie N. Hackler
- M. Scott Hall
- Sarah E. Hansel
- J. Derek Hardberger
- James C.T. Hardwick
- James L. Harris
- Nathaniel T. Haskins
- J. Kevin Hayes
- John F. Heil, III
- David L. Hill
- Curtis E. Hogue
- Andrea Stailey Hoskins
- Christian S. Huckaby
- Kenneth L. Hunt
- Betsy G. Jackson
- Anthony J. Jorgenson
- Garry L. Keele, II
- Michael T. Keester
- Suzanne E. Kern
- Jennifer H. Kirkpatrick
- Blake Lawrence
- Michael J. Lissau
- Robert D. Looney, Jr.
- Jean Carlos Lopez
- Graydon Dean Luthey, Jr.
- Rachel C. Mathis
- Joseph R. Membrino
- Elisabeth E. Muckala
- Thomas P. Nally
- Robert D. Nelon
- Michael L. Nemec
- P. David Newsome
- Jerry R. Nichols
- R. Mark Petrich
- Stephen R. Pitcock
- Timothy S. Posey
- James J. Proszek
- Audrey P. Rasmussen
- Stephen W. Ray
- Ronald O. Ray, Jr.
- James M. Reed
- Robert K. Rhoads
- John T. Richer
- Johnathan L. Rogers
- Brandon B. Rule
- Larry W. Sandel
- James D. Satrom
- Genevieve L. Schmook
- Thomas P. Schroedter
- Kimberly Biedler Schutz
- Ralph E. Seals, Jr.
- Clive A. Seymour
- James C. Shaw
- J. Terrell Siegfried
- Michael E. Smith
- Michael H. Smith
- Angela L. Smoot
- Steven W. Soulé
- Margaret A. Swimmer
- Sharon T. Thomas
- Elaine R. Turner
- Stuart E. Van De Wiele
- Richard A. Wagner, II
- Marshall J. Wells
- D. Kenyon Williams, Jr.
- Frank B. Wolfe, III
- Andrew M. Wolov
- J. Todd Woolery
Del L. Gustafson
Mr. Gustafson has been a corporate/securities attorney for nearly 30 years, with an emphasis in mergers and acquisitions. He has an individual AV rating through Martindale-Hubbell and has been recognized as an Oklahoma Super Lawyer in Securities/Corporate Finance Law, as well as a Best Lawyer in America in Corporate Law. In addition, he is the former Chairman of the Corporate Section of the Oklahoma Bar Association.
Mr. Gustafson has substantial experience in representing midstream clients in capital-raising and mergers and acquisitions. In addition, he represents Nasdaq issuers in connection with 1933 and 1934 Act filings, exchange rules, insider trading and disclosure rules.
Securities advice Mr. Gustafson has given has been primarily in the following areas:
- Representation of public companies with respect to their obligations under the Securities Exchange Act of 1934. This includes advice on ongoing periodic reporting (10-K's, proxy statements, etc.) and as-requested advice on specific issues under the 1934 Act, such as compliance with the Sarbanes Oxley Act and the SEC regulations adopted thereunder, insider trading, disclosure obligations and Section 16 compliance.
- Representation of companies in connection with the registration of their securities under the Securities Act of 1933. In this regard he was lead issuer counsel on two public offerings
- Representation of companies in connection with private placements under Regulation D.
- As general corporate counsel to certain clients, he frequently gives advice regarding matters of state (typically, Delaware or Oklahoma) corporate law, particularly in the area of the fiduciary duty of directors. In this regard,he has represented special committees of two public company boards of directors in connection with the consideration of a proposed change of control transaction with management.
- Shareholder
- Business Transactions
- Corporate Governance
- Corporate Services
- Energy Transactions
- Franchising
- Mergers & Acquisitions
- Private Equity
- SEC Disclosure/Securities Regulation
- Vanderbilt University Law School (J.D., 1979)
- University of Nebraska (B.A. in Political Science, 1976)
- Oklahoma, 1979
- U.S. District Court for the Northern District of Oklahoma
- St. James Presbyterian Church
- Upward Youth Basketball
- 1979 - Present Hall Estill
- Oklahoma Bar Association
- Tulsa County Bar Association


