Home » Attorneys » Conner, Thomas S.

Thomas Conner is winning all sorts of kudos for his work as a securities litigator. He has helped represent Carrington Coleman clients in securities law claims, shareholder derivative and direct lawsuits, tort and contract claims, as well as general business litigation.

His Texas ties are deep. He was born in San Antonio, educated at Texas A&M and SMU’s Dedman School of Law, and is admitted to practice in all four judicial districts of the state.

He was chosen to practice at Carrington Coleman because of his stellar academics, quick intelligence, and strong client focus.

Thomas says the firm gives him the opportunity to work on complex and challenging matters with the very best in the business: smart, innovative and hard-working partners and associates.

He is one of those guys who looks forward to learning something new every day and figuring out difficult legal issues so he can continuously expand his knowledge and best serve current and future clients.


Securities / Director & Officer Litigation
Assisted in a former officer and director’s defense against allegations of federal and state securities laws, ERISA violations, and common law tort claims.

Represented a corporation in a shareholder derivative action over allegations of breaches of fiduciary duty related to a proposed merger and its subsequent class action settlement that allowed a nearly $119 million merger to close.

Aiding in outside directors’ defense of lawsuit alleging breaches of the duties of care, loyalty, and obedience.

Defended an oil and gas company and its officers and directors in a lawsuit brought by a minority shareholder for shareholder oppression and breach of fiduciary duty, obtaining a favorable result for the client.

Counseled multiple officers and directors in investigations by the SEC and the U.S. Postal Inspection Service.

Business Litigation
Assisting in defending an investment firm in a multi-billion dollar lawsuit involving allegations of racketeering, civil conspiracy, tortious interference, and commercial disparagement.

Represented an oil and gas company and its officers and directors in a lawsuit alleging breach of contract and fraudulent inducement claims and violations of the Texas Securities Act.

Represented multiple small business owners on breach of contract, fraud, misrepresentation, conspiracy, DTPA, and negligence claims.


Co-Author, SMU Annual Texas Survey: Professional Liability: Director and Officer Liability, 3 SMU Ann. Tex. Surv. 345 (2017).

Co-Author, SMU Annual Texas Survey: Professional Liability: Director and Officer Liability, 2 SMU Ann. Tex. Surv. 363 (2016).

Author, Tired of Waiting on the SEC, Texas Adopts Intrastate Equity Crowdfunding Exemption, Carrington Coleman Capital Newsletter, Issue One 2015.

Co-Author, Supreme Court Limits SEC’s Authority to Seek Civil Penalties: Gabelli v. S.E.C., 568 U.S. 442 No. 11-1274 (2013).

Co-Author, Supreme Court Removes Barrier to Class Certification in Securities Class Actions: Amgen Inc. v. Connecticut Retirement Plans & Trust Funds, 568 U.S. 455, No. 11-1085 (2013).

Author, Underpricing in the Initial Public Offering: A Solution for Severely Affected Issuers, 40 Sec. Reg. L.J. 423 (2012).

Author, Casenote: The American with Disabilities Act – The Fifth Circuit’s Narrow Interpretation of “Services” Creates a Circuit Split and Burdens the Disabled in Frame v. City of Arlington, 64 SMU L. Rev. 757 (2011).


Southern Methodist University School of Law
J.D., magna cum laude, 2012
Order of the Coif
SMU Law Review 2010-12, Symposium Editor 2011-12

Texas A&M University
B.S., summa cum laude, 2008

Court Admissions

Texas, 2012

U.S. District Courts for the Northern, Southern, Western, and Eastern Districts of Texas

U.S. Court of Appeals for the 5th Circuit


Dallas Bar Association

Texas Bar Association

Dallas Association of Young Lawyers, Membership Committee Co-Chair

Dallas Regional Chamber Young Professionals

Big Brothers Big Sisters Dallas County, Junior Board of Directors