Vinson & Elkins LLP
Founded in Houston in 1917; global leader in energy, corporate and regulatory law, consistently top-ranked in Chambers & Partners for energy and litigation. Over 420 lawyers work on energy‑related cases globally.
Bracewell LLP
Houston‑headquartered international firm founded 1945, ~350 lawyers; strong in energy, environmental, government relations, infrastructure and litigation.
Baker Botts L.L.P.
Founded in Houston in 1842, one of the oldest U.S. firms west of the Mississippi, ~725 attorneys; leading in energy, antitrust, real estate and IP.
Chamberlain Hrdlicka
https://www.chamberlainlaw.com/
Established in Houston in 1965; ~160 attorneys across multiple offices; nationally renowned for tax law, business litigation, immigration, ERISA and corporate work.
Susman Godfrey LLP
https://www.susmangodfrey.com/
Houston‑based boutique litigation powerhouse since 1980; widely respected for trial advocacy, high‑stakes commercial and appellate litigation.
Beck Redden LLP
Houston midsize firm (~42 attorneys) highly regarded for trial work and commercial litigation in Texas.
Houston Legal Aid Center (HLAC)
https://www.houstonlegalaid.org/
Nonprofit center delivering pro bono or reduced‑cost legal assistance to vulnerable and low‑income individuals since 2015 across civil matters.
Gray Reed & McGraw LLP
Houston‑based commercial firm founded in 1985 (~156 attorneys), serving energy, construction, healthcare, corporate and litigation clients regionally.