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Daniel G. Webber, Jr., born Okarche, Oklahoma, February 14, 1966; admitted to bar, 1994, Oklahoma; also admitted to practice before U.S. Court of Appeals, Tenth Circuit; U.S. District Court, Northern, Eastern and Western Districts of Oklahoma. Preparatory education, Oklahoma State University (B.S., 1988); legal education, Georgetown University Law Center (J.D., 1993). Staff, The Tax Lawyer, American Bar Association Journal. Legal Counsel to U.S. Senator David Boren, 1994. Law Clerk to Hon. Lee West, U.S. District Court, Western District of Oklahoma, 1995. U.S. Attorney's Office, Western District of Oklahoma, 1995-2001; U.S. Attorney, 1999-2001; Attorney General's Advisory Committee. Listed in, The Best Lawyers in America®. Named in, Oklahoma Super Lawyers®. Co-author: "Federal Sentencing: The New Frontier of Modern Legal Advocacy," 80 Oklahoma Bar Journal 1791 (2009). Member: Oklahoma County Bar Association; Oklahoma Bar Association; Federal Bar Association (Past President, Oklahoma City Chapter); American Bar Association. White Collar Defense; Securities Litigation; Qui Tam Defense; Business Litigation. E−Mail: Daniel G. Webber, Jr.




Ryan Whaley Coldiron Jantzen Peters & Webber PLLC is a Law Firm in Oklahoma City, OK

Laws of Practice

Civil Litigation • Environmental and Energy Law and Litigation • Securities Law • Business Litigation • Drug and Medical Device Litigation • Complex Litigation • Franchise Litigation • Arbitration • Commercial Litigation • Disability Insurance • Products Liability • Employment Law • Medical Malpractice • White Collar Criminal Defense • Civil Practice • Trial Practice • Appellate Practice

Address

400 North Walnut Avenue
Oklahoma City, Oklahoma 73104

Phone

Telephone: (405) 239-6040
Facsimile: 239-6766

Website

REPRESENTATIVE CLIENTS:

AAA Oklahoma; Alan Ritchey, Inc.; American Airlines; American Zinc Recycling Corp.; Amity Care, LLC; Ardent Health Services, LLC; Atlas Pipeline Mid-Continent LLC; Bank of New York Mellon; Benham Companies; Cisco Systems, Inc.; City of Hugo; Colonial Life and Accident Ins.; CBS Corporation; CenterPoint Energy; Columbia Insurance Group; Continental Carbon Company; Continental Casualty Company (CNA); CSAA Insurance Group; Double Eagle Refinery; Dow Agrosciences; Duke Energy Field Services; Eli Lilly and Company; Energy Capital Partners, LLC; Ernst & Young; Farmers Ins. Co.; Farmers & Merchants Bank; First American Title & Trust Company; GE Energy Services; GEICO; General Motors Corp.; Goodyear Tire & Rubber; Grace Energy Corp.; Halliburton Energy Services; Holcim (US) Inc.; Houston International Insurance Group; Koch Hydrocarbons, LP; Koch Industries; Koch Pipeline Co.; LSB Industries, Inc.; Massachusetts Mutual Life Insurance Company; MidFirst Bank; Morgan Stanley; National Car Rental of Oklahoma City; Nationwide Insurance Companies; North American Risk Services; Northern Natural Gas Company; North Star Mutual Insurance Company; Oklahoma Commissioners of the Land Office; Oklahoma County Home Finance Authority; Oklahoma Rural Water Association Assurance Group; Oklahoma Turnpike Authority; Oxbow Corporation; Pan Pacific Products; Pella Corporation; Pfizer, Inc.; Prudential Property & Casualty Insurance Company; Samsung Electronics America, Inc.; State Auto Insurance Companies; 3M Company; 3M Innovative Properties Company; Tronox LLC; The Chickasaw Nation; Tyson Foods; Union Carbide of Canada; Unum Group; Western Farmers Electric Coop; Weyerhaeuser Company.

AV®, AV Preeminent®, Martindale-Hubbell Distinguished℠ and Martindale-Hubbell Notable℠ are certification marks used under license in accordance with the Martindale-Hubbell® certification procedures, standards and policies.
Martindale-Hubbell® is the facilitator of a peer review rating process. Ratings reflect the anonymous opinions of members of the bar and the judiciary. Martindale-Hubbell® PEER REVIEW RATINGS™ fall into two categories — legal ability and general ethical standards.



RYAN WHALEY COLDIRON JANTZEN PETERS & WEBBER PLLC
Attorneys And Counselors At Law
Telephone: (405) 239-6040
Facsimile: (405) 239-6766
Website: www.ryanwhaley.com
400 North Walnut Avenue
OKLAHOMA CITY, OKLAHOMA 73104-2207
Civil Litigation • Environmental and Energy Law and Litigation •
Securities Law • Business Litigation • Drug and Medical Device Litigation •
Complex Litigation • Franchise Litigation • Arbitration • Commercial Litigation •
Disability Insurance • Products Liability • Employment Law •
Medical Malpractice • White Collar Criminal Defense •
Civil Practice • Trial Practice • Appellate Practice

    Patrick M. Ryan, born Oklahoma City, Oklahoma, September 26, 1945; admitted to bar, 1969, Oklahoma; also admitted to practice before U.S. Supreme Court; U.S. Court of Appeals, Tenth Circuit; U.S. District Court, Northern, Eastern and Western Districts of Oklahoma. Preparatory education, University of Oklahoma (B.A., 1966); legal education, University of Oklahoma College of Law (J.D., 1969). Fraternity: Phi Delta Phi. Order of the Coif. American Inns of Court CV (Master). Editor, Oklahoma Law Review, 1967-1969. U.S. Attorney, Western District of Oklahoma, 1995-1999. Named in, Oklahoma Super Lawyers®. Member: Oklahoma County Bar Association (President, 1988-1989); Oklahoma Bar Association (President, Young Lawyers Division); American Board of Trial Advocates (President, Oklahoma Chapter, 1990-1991); Oklahoma Bar Foundation (Trustee, 1978-1984; Board of Governors, At-Large, 1991-1994). Fellow: American College of Trial Lawyers; International Academy of Trial Lawyers. Civil Litigation; Complex Litigation; Securities Litigation; Commercial and Business Litigation; Environmental Litigation; White Collar Criminal Defense. E−Mail: Patrick M. Ryan
    Phillip G. Whaley, born Wichita, Kansas, August 3, 1961; admitted to bar, 1988, Oklahoma; also admitted to practice before U.S. Court of Appeals, Tenth Circuit; U.S. District Court, Northern, Eastern and Western Districts of Oklahoma. Preparatory education, University of Oklahoma (B.B.A., with special distinction, 1983); legal education, University of Oklahoma College of Law (J.D., with highest honors, 1988). Honor Societies: Beta Gamma Sigma; Order of the Coif. American Inns of Court XXIII (Master, The Luther L. Bohanon Inn of Court). Research Editor, Oklahoma Law Review, 1986-1988. Recipient: Earl T. Warren Memorial Award, 1988; Oklahoma City Lawyer of the Year, Litigation-ERISA. Ranked in, Chambers USA Guide of Best Lawyers. Listed in, The Best Lawyers in America® (Bet-the-Company; Commercial Litigation; Litigation-Environmental; Litigation-ERISA; Litigation-Labor and Employment; Litigation-Securities). Named in, Oklahoma Super Lawyers®. Member: Oklahoma County Bar Association (Past member, Board of Directors, Fee Grievance and Ethics Committee); Oklahoma Bar Association; Federal Bar Association; American Bar Association (Sections: Litigation; Tort Trial and Insurance Practice). Civil Litigation; Business Litigation; Complex Litigation; Securities Litigation; Insurance Litigation; ERISA Litigation; Disability Litigation; Commercial Litigation; Environmental Litigation; Appellate Practice. E−Mail: Phillip G. Whaley
    Mark D. Coldiron, born Fairfax, Oklahoma, September 4, 1945; admitted to bar, 1972, Oklahoma; also admitted to practice before U.S. Supreme Court; U.S. Court of Appeals, Tenth Circuit; U.S. District Court, Northern, Eastern and Western Districts of Oklahoma. Preparatory education, University of Oklahoma (B.S.Ch.E., 1968); legal education, University of Oklahoma College of Law (J.D., 1972). Chosen, 'Best of Best' by American Bar Association. Co-author: "Use of Experts in Environmental Litigation and Enforcement Matters," Natural Resources and Environmental Law Section, American Bar Association (Summer 1996); "Preserving Claims to Recoup Response Costs during Brownfields Redevelopment," Environmental Litigation Committee, Litigation Section, American Bar Association; Part I, "The Environmental Litigator," Vol. 22, No. 1 (Fall 2010); Part II, "The Environmental Litigator," Vol. 22, No. 3 (Spring 2011). Member: Oklahoma Bar Association (Chairman: Energy and Natural Resources Law Section, 1993; Environmental Law Section, 1993); Federal Bar Association; American Bar Association (Environment, Energy and Resources Law Section). Environmental Law and Litigation; Energy Litigation; Complex Business Law. E−Mail: Mark D. Coldiron
    Stephen L. Jantzen, born Denver, Colorado, May 14, 1968; admitted to bar, 1994, Oklahoma; also admitted to practice before U.S. Court of Appeals, Tenth and District of Columbia Circuits; U.S. District Court, Northern, Eastern and Western Districts of Oklahoma. Preparatory education, Westminster College (B.A., Economics, 1990); legal education, Oklahoma City University School of Law (J.D., summa cum laude, 1994); The George Washington University Law School (LL.M., Environmental Law, 1997). Fraternity: Phi Delta Phi. Oklahoma City University Law Review. Moot Court Board. Merit Scholars, Oklahoma City University School of Law. Assistant Attorney General, State of Oklahoma, 1998-2001. Member: Oklahoma County Bar Association; Oklahoma Bar Association; American Bar Association. Environmental and Energy Law and Litigation. E−Mail: Stephen L. Jantzen
    Michael A. Peters, born Stillwater, Oklahoma, March 7, 1966; admitted to bar, 1992, Oklahoma. Preparatory education, University of Oklahoma (B.A., 1989); legal education, University of Oklahoma College of Law (J.D., 1992). Enforcement Attorney, Oklahoma Department of Environmental Quality, Air Quality Division, 1992-1996. Member: Oklahoma Bar Association; American Bar Association. Environmental Law; Energy Law. E−Mail: Michael A. Peters
    Daniel G. Webber, Jr., born Okarche, Oklahoma, February 14, 1966; admitted to bar, 1994, Oklahoma; also admitted to practice before U.S. Court of Appeals, Tenth Circuit; U.S. District Court, Northern, Eastern and Western Districts of Oklahoma. Preparatory education, Oklahoma State University (B.S., 1988); legal education, Georgetown University Law Center (J.D., 1993). Staff, The Tax Lawyer, American Bar Association Journal. Legal Counsel to U.S. Senator David Boren, 1994. Law Clerk to Hon. Lee West, U.S. District Court, Western District of Oklahoma, 1995. U.S. Attorney's Office, Western District of Oklahoma, 1995-2001; U.S. Attorney, 1999-2001; Attorney General's Advisory Committee. Listed in, The Best Lawyers in America®. Named in, Oklahoma Super Lawyers®. Co-author: "Federal Sentencing: The New Frontier of Modern Legal Advocacy," 80 Oklahoma Bar Journal 1791 (2009). Member: Oklahoma County Bar Association; Oklahoma Bar Association; Federal Bar Association (Past President, Oklahoma City Chapter); American Bar Association. White Collar Defense; Securities Litigation; Qui Tam Defense; Business Litigation. E−Mail: Daniel G. Webber, Jr.
    Patrick R. Pearce, Jr., born Little Rock, Arkansas, September 14, 1975; admitted to bar, 2000, Oklahoma; also admitted to practice before U.S. Court of Appeals, Sixth and Tenth Circuits; U.S. District Court, Northern, Eastern and Western Districts of Oklahoma. Preparatory education, University of Arkansas (B.A., summa cum laude, 1997); legal education, University of Tulsa College of Law (J.D., with highest honors, 2000); Vermont Law School (LL.M., Environmental Law, 2012). Fraternity: Phi Delta Phi. Honor Society: Phi Beta Kappa. Order of the Curule Chair. Executive Editor, Energy Law Journal. Recipient, Outstanding Senior Law Student, Oklahoma Bar Association, 1999. First Place, National Writing Competition, Missouri Environmental Law and Policy Review, 2000. Co-author: "Anadarko Frederick Compressor Station: Source Determinations for the Oil and Natural Gas Industry," 49 Rocky Mountain Mineral Law Foundation Journal (2012); "The Endangered Species Act: A Primer," 83 Oklahoma Bar Journal 341 (2012). Author: "The Right of an Indirect Customer to Contest FERC-Approved Rate Settlements," 20 Energy Law Journal 99 (1999); "A Call for a New Policy Toward CERCLA Cleanup Costs in the Eighth Circuit: Is it Fair to Punish the PRP Who Initiates the Cleanup at a Superfund Site," 7 Missouri Environmental Law and Policy Review 126 (2000). Member: Oklahoma County Bar Association; Oklahoma Bar Association (Environmental Law Section); American Bar Association. Environmental and Energy Law; Litigation. E−Mail: Patrick R. Pearce, Jr.
    Jason A. Ryan, born Clark Air Force Base, Philippines, November 2, 1973; admitted to bar, 2000, Oklahoma; also admitted to practice before U.S. Court of Appeals, Tenth Circuit; U.S. District Court, Northern, Eastern and Western Districts of Oklahoma. Preparatory education, Oklahoma City University (B.S., with honors, 1997); legal education, Oklahoma City University School of Law (J.D., 2000). Member: Oklahoma County Bar Association; Oklahoma Bar Association; American Bar Association; American Association for Justice. Drug & Medical Device Litigation; Products Liability Law; Medical Malpractice; Insurance Litigation: Employment Law; Business Litigation. E−Mail: Jason A. Ryan
    Corey Adeline Neller, born Oklahoma City, Oklahoma, January 12, 1976; admitted to bar, 2002, Oklahoma; 2009, Kansas; also admitted to practice before U.S. Court of Appeals, Tenth Circuit; U.S. District Court, Northern, Eastern and Western Districts of Oklahoma. Preparatory education, University of Central Oklahoma (B.A., 1998); legal education, University of Oklahoma College of Law (J.D., 2002). Practiced before the Supreme Court of Kansas. Member: Oklahoma County Bar Association; Oklahoma Bar Association; Kansas Bar Association; American Bar Association. Energy and Environmental Litigation; Condemnation/Eminent Domain; General Civil Litigation. E−Mail: Corey Adeline Neller
    Stephen C. Gelnar, born Oklahoma City, Oklahoma, July 9, 1966; admitted to bar, 1999, Oklahoma; also admitted to practice before U.S. District Court, Western District of Oklahoma. Preparatory education, Oklahoma State University (B.S., Accounting/Finance, 1988); legal education, Oklahoma City University School of Law (J.D., magna cum laude, 1999). Oklahoma City University Law Review. Member: Oklahoma County Bar Association; Oklahoma Bar Association. Business Law; Corporate Law; Contracts; Environmental and Energy Law; Oil and Gas Law; Mergers and Acquisitions; Real Estate Law. E−Mail: Stephen C. Gelnar
    Matthew C. Kane, born New Orleans, Louisiana, November 21, 1976; admitted to bar, 2002, Oklahoma; also admitted to practice before U.S. Supreme Court; U.S. Court of Appeals, Tenth Circuit; U.S. District Court, Northern, Eastern and Western Districts of Oklahoma; International Criminal Court. Preparatory education, University of Oklahoma (B.A., 1998); legal education, University of Oklahoma College of Law (J.D., with distinction, 2002); University of London (LL.M., with merit, Criminal Law, 2017; P.Dip., with merit, Comparative Law, 2017; P.Cert., Common Law, 2016). Recipient: Maurice Merrill Golden Quill Award, Oklahoma Bar Association, 2009; National Center for Missing & Exploited Children's Award of Merit; Journal Record Leadership in Law Award, 2012. Criminal Justice Act Panel, Western District of Oklahoma. Visiting Assistant Professor/Adjunct Professor: University of Oklahoma College of Law; Oklahoma City University School of Law. Named in, Oklahoma Super Lawyers®. Member: Oklahoma County Bar Association (Committees: Bench and Bar, 2010-2011; Briefcase, 2010-2018); Oklahoma Bar Association (Committees: Bench and Bar, 2011-2018; Access to Justice, 2011-2013; Rules of Professional Responsibility, 2013-2014); Federal Bar Association (Vice-President, Oklahoma City Chapter, Western District of Oklahoma, 2010-2011; Board of Editors, The Federal Lawyer, 2016-2018); American Bar Association (Vice-Chair, International Criminal Law Committee, 2004-2005); American Society of International Law; American Society of Political and Legal Philosophy. (AV® Preeminent Martindale-Hubbell® Peer Rated for Highest Level of Professional Excellence). Criminal Defense; Civil Litigation; International Law. Scholarship accessible at http://ssrn.com/author=2439998. E−Mail: Matthew C. Kane
    Paula M. Jantzen, born Clinton, Oklahoma, September 12, 1968; admitted to bar, 2002, New Mexico; 2005, Oklahoma; also admitted to practice before U.S. Court of Appeals, Tenth Circuit; U.S. District Courts, District of New Mexico and Northern, Eastern and Western Districts of Oklahoma. Preparatory education, University of Oklahoma (B.A., Philosophy, 1991); St. John's College (M.A., Classics, 1992); legal education, Cornell Law School (J.D., 2002). Member: Oklahoma Bar Association; State Bar of New Mexico; American Bar Association. Environmental Law and Litigation. E−Mail: Paula M. Jantzen
    Grant M. Lucky, born Riverside, California, April 24, 1971; admitted to bar, 1997, Oklahoma; also admitted to practice before U.S. Court of Appeals, Tenth Circuit; U.S. District Court, Northern, Eastern and Western Districts of Oklahoma. Preparatory education, University of Tulsa (B.A., History, 1993); legal education, Oklahoma City University School of Law (J.D., 1997). Member: Oklahoma County Bar Association; Oklahoma Bar Association; American Inns of Court (The Ruth Bader Ginsburg Inn of Court). Civil Litigation; Securities Litigation; Commercial and Business Litigation. E−Mail: Grant M. Lucky
    Chance L. Pearson, born Oklahoma City, Oklahoma, January 30, 1980; admitted to bar, 2008, Oklahoma; also admitted to practice before U.S. Court of Appeals, Tenth Circuit; U.S. District Court, Northern, Eastern and Western Districts of Oklahoma. Preparatory education, Oklahoma State University (B.S., Finance, 2002); legal education, University of Oklahoma College of Law (J.D., with distinction, 2008). Fraternity: Phi Delta Phi. Member: Oklahoma County Bar Association (Community Service Committee); Oklahoma Bar Association; Federal Bar Association; Oklahoma Lawyers for Children; Oklahoma Lawyers for Heroes; American Inns of Court XXII (The Luther L. Bohanon Inn of Court). General Civil Litigation; Business and Insurance Litigation; Energy Litigation; Employment Litigation. E−Mail: Chance L. Pearson
    Gerard F. Pignato, born Meridan, Connecticut, April 22, 1959; admitted to bar, 1985, Oklahoma; also admitted to practice before U.S. Court of Appeals, Tenth Circuit; U.S. District Court, Northern, Eastern and Western Districts of Oklahoma. Preparatory education, Brown University (B.S., 1981); legal education, University of Oklahoma College of Law (J.D., 1984). Named in: Oklahoma Super Lawyers®, 2013-2020. Member: Oklahoma Bar Association; Federal Bar Association; American Bar Association (Tort Trial and Insurance Practice Section). (AV Preeminent® Martindale-Hubbell® Peer Rated for Highest Level of Professional Excellence, 1995-). Civil Litigation and Trial Practice; Complex Insurance Coverage Analysis; Bad Faith Litigation; Water Law; Governmental Tort Law. E−Mail: Gerard F. Pignato
    Joshua K. Hefner, born Oklahoma City, Oklahoma, September 16, 1985; admitted to bar, 2012, Oklahoma; also admitted to practice before U.S. District Court, Northern, Eastern and Western Districts of Oklahoma. Preparatory education, University of Oklahoma (B.S., Letters, summa cum laude, 2008); legal education, University of Oklahoma College of Law (J.D., 2011). Honor Society: Phi Beta Kappa. President's Honor Roll, Comfort Scholar. Member: Oklahoma Bar Association. Civil Litigation and Trial Practice; Coverage Analysis; Bad Faith Litigation; Water Law; Governmental Tort Law. E−Mail: Joshua K. Hefner
    Chase L. Johnson, born Norman, Oklahoma, April 5, 1993; admitted to bar, 2020, Oklahoma. Preparatory education, University of Oklahoma (B.A., Sociology and Special Justice, with special distinction, 2017); legal education, University of Colorado Law School (J.D., 2020). Named by Faculty, Outstanding Senior, Sociology and Social Justice. Leaders in Law and Community Fellowship Program (LILAC). Member: Oklahoma Bar Association. E−Mail: Chase L. Johnson
REPRESENTATIVE CLIENTS: AAA Oklahoma; Alan Ritchey, Inc.; American Airlines; American Zinc Recycling Corp.; Amity Care, LLC; Ardent Health Services, LLC; Atlas Pipeline Mid-Continent LLC; Bank of New York Mellon; Benham Companies; Cisco Systems, Inc.; City of Hugo; Colonial Life and Accident Ins.; CBS Corporation; CenterPoint Energy; Columbia Insurance Group; Continental Carbon Company; Continental Casualty Company (CNA); CSAA Insurance Group; Double Eagle Refinery; Dow Agrosciences; Duke Energy Field Services; Eli Lilly and Company; Energy Capital Partners, LLC; Ernst & Young; Farmers Ins. Co.; Farmers & Merchants Bank; First American Title & Trust Company; GE Energy Services; GEICO; General Motors Corp.; Goodyear Tire & Rubber; Grace Energy Corp.; Halliburton Energy Services; Holcim (US) Inc.; Houston International Insurance Group; Koch Hydrocarbons, LP; Koch Industries; Koch Pipeline Co.; LSB Industries, Inc.; Massachusetts Mutual Life Insurance Company; MidFirst Bank; Morgan Stanley; National Car Rental of Oklahoma City; Nationwide Insurance Companies; North American Risk Services; Northern Natural Gas Company; North Star Mutual Insurance Company; Oklahoma Commissioners of the Land Office; Oklahoma County Home Finance Authority; Oklahoma Rural Water Association Assurance Group; Oklahoma Turnpike Authority; Oxbow Corporation; Pan Pacific Products; Pella Corporation; Pfizer, Inc.; Prudential Property & Casualty Insurance Company; Samsung Electronics America, Inc.; State Auto Insurance Companies; 3M Company; 3M Innovative Properties Company; Tronox LLC; The Chickasaw Nation; Tyson Foods; Union Carbide of Canada; Unum Group; Western Farmers Electric Coop; Weyerhaeuser Company.
AV®, AV Preeminent®, Martindale-Hubbell Distinguished℠ and Martindale-Hubbell Notable℠ are certification marks used under license in accordance with the Martindale-Hubbell® certification procedures, standards and policies.
Martindale-Hubbell® is the facilitator of a peer review rating process. Ratings reflect the anonymous opinions of members of the bar and the judiciary. Martindale-Hubbell® PEER REVIEW RATINGS™ fall into two categories — legal ability and general ethical standards.

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