Theodore Joseph O'Brien

(303) 454-0106 · 1801 California Street, Denver, CO 80202

Overview

Theodore Joseph O'Brien is an attorney registered with Office of Attorney Regulation Counsel of the Colorado Supreme Court, admitted in June 12, 2025. The current status is ACTV – Active. The firm name is United States Attorney's Office. The business address is 1801 California Street, Denver, CO 80202.

Registration Bar Number61623
Full NameTheodore Joseph O'Brien
First NameTheodore Joseph
Last NameO'Brien
Firm NameUnited States Attorney's Office
Address1801 California Street
Denver
CO 80202
Telephone(303) 454-0106
License StatusACTV – Active
Admission Date2025-06-12
Private PracticeYes
Professional Liability InsuranceYes
Disciplinary HistoryNo public disciplinary history on file

Company Information

Firm NameUnited States Attorney's Office
Address1801 California Street
Denver
CO 80202
Telephone(303) 454-0106

Attorneys with the same firm

Attorney NameFirm NameAddressAdmission Date
Lucas Barton Elek United States Attorney's Office1801 California St, #1600, Denver, CO 802022024-10-21

Location Information

Street Address 1801 California Street
CityDenver
StateCO
Zip Code80202

Attorneys in the same location

Attorney NameFirm NameAddressAdmission Date
Alana Lynn LeFebvre Merchant & Gould P.C.1801 California Street, Suite 3300, Denver, CO 802022023-10-30
Joseph Devoy Dubuque Holland & Knight LLP1801 California Street, 5000, Denver, CO 802022023-07-20
Tyler Christopher Shockley Gibson Dunn & Crutcher1801 California Street, #4200, Denver, CO 802022023-10-30
Sarah Sullivan McLoughlin Williams Weese Pepple Ferguson1801 California Street, Suite 3400, Denver, CO 802022022-10-31
Dustin Taylor Andre-Vandenberg US Attorney's Office1801 California Street, #1600, Denver, CO 802022023-01-26
Mason George Stringer Gibson, Dunn & Crutcher1801 California Street, Denver, CO 802022024-10-21
Jessica Elizabeth Swank Evolve Vacation Rental Network, Inc1801 California Street, Suite 4700, Denver, CO 802022025-07-10
Jens Douglas Niederreiter Butler Snow LLP1801 California Street, Suite 5100, Denver, CO 802022025-10-27
Sylwia H. Osiecka Fairfield and Woods, P.C.1801 California Street, Suite 2600, Denver, CO 802022024-10-24
Diego Villarreal Holland Knight LLP1801 California Street, Suite 5000, Denver, CO 802022022-10-31
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Attorneys in the same zip code

Attorney NameFirm NameAddressAdmission Date
John Aaron Brice Sheridan Ross P.C.1560 Broadway, Suite 1200, Denver, CO 802022025-10-27
Alfonso Kane Wheeler Hall and Evans1001 17th Street, Suite 300, Denver, CO 802022025-10-27
Cody Michael Bernheisel PricewaterhouseCoopers1900 16th St Mall #1600, Denver, CO 802022025-11-06
Eric Robert Helfrich Beatty & Wozniak, P.C.1675 Broadway, #600, Denver, CO 802022025-10-30
Jarissa R. Sabal Taft Stettinius & Hollister LLP675 Fifteenth Street, Suite 2300, Denver, CO 802022025-10-30
Joe Henry Legan Wheeler, Trigg, O'Donnell LLP370 17th Street, Suite 4500, Denver, CO 802022025-10-27
Timothy Dale Dwyer Holland & Hart555 17th St UNIT 3200, Denver, CO 802022025-10-27
Briana Seyarto Flores Brownstein Hyatt Farber Schreck LLP675 15th Street, Suite 2900, Denver, CO 802022025-10-30
Tristan Texas Verghese Faegre Drinker1144 15th St., Unit 3400, Denver, CO 802022025-10-27
Liana Joy Brown Fisher & Phillips LLP1125 17th Street, Suite 2400, Denver, CO 802022025-10-27
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Similar Attorneys

Attorneys with similar names

Attorney NameFirm NameAddressAdmission Date
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Theodore Joseph Finn Flanders Elsberg Herber Dunn LLC401 Main Street, Ste. 1, Longmont, CO 805012003-10-20
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Leo K O'Brien Leo K O'Brien PC76 S Sierra Madre Suite 211, Colorado Springs, CO 80903-33831964-04-22
Daniel J O'Brien Daniel J Obrien Co Lpa131 N Ludlow St. Ste. 1210, Dayton, OH 45402-11551963-09-17
John Joseph O'Brien Armstrong Teasdale LLP4643 South Ulster Street Suite 800, Denver, CO 802372024-03-07
Daniel Joseph O'Brien Daniel Obrien21911 E Ridge Trail Cir, Aurora, CO 800161993-10-21
Michael M O'Brien Kraemer Golden Obrien LLC2850 McClelland Drive, Ste. 3100, Fort Collins, CO 805251994-06-06
Michael A. O'Brien Obrien Law Offices P.C.124 A South County Farm Rd., Wheaton, IL 601872007-10-23
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Dataset Information

This dataset includes over 50 thousands attorneys registered with the Office of Attorney Regulation Counsel of the Colorado Supreme Court. Every attorney admitted to practice in Colorado must file a registration statement and pay a fee as set by the Colorado Supreme Court. Each attorney is registered with name, business address, contact information, etc.

SubjectTransparency and Disclosure
JurisdictionState of Colorado
Data ProviderOffice of Attorney Regulation Counsel of the Colorado Supreme Court
Sourcedata.colorado.gov

Dataset Details

The Office of Attorney Regulation Counsel's duties involve assisting the Colorado Supreme Court in regulating all phases of the practice of law in Colorado. The Office of Attorney Regulation Counsel administers the bar examination, screens each applicant's character and fitness to practice law in Colorado, and enforces all other attorney admission and annual registration functions. The office educates the general public and the legal profession on the underlying duties and requirements contained in the Colorado Rules of Professional Conduct. The office enforces the Colorado rules regarding attorney discipline and disability proceedings and mandatory continuing legal and judicial education. Every attorney admitted to practice in Colorado (including judges, inactive attorneys and those admitted to practice under a limited license or authority) must file a registration statement and pay a fee as set by the Colorado Supreme Court. To be admitted to practice law in Colorado, the requirements and procedures vary depending on whether the applicant is a recent law school graduate, seasoned attorney, took the bar examination in another UBE state, or want to practice in Colorado on a temporary basis.

This dataset includes all registered attorneys admitted in Colorado, whether they are resident or non-resident, active or retired, or practicing law in Colorado or anywhere else. The disclosed information for each attorney includes Registration Bar Number, First Name, Middle Name, Last Name, Firm Name, License Status, Admission Date, Private Practice, Professional Liability Insurance, Telephone Number, Fax Number, Street Address, City, State, Zip, and Disciplinary History.

The Colorado Information Marketplace (CIM) is the central online home for state open data, giving the public greater access to public data and increasing transparency in government operations. By opening up public data, Colorado is providing fuel for entrepreneurs, researchers, and citizens to build innovative solutions and create insights.