The Lanier Law Firm

What The Lanier Law Firm does

The Lanier Law Firm is a privately held plaintiff litigation firm founded in 1990 by W. Mark Lanier and headquartered in Houston, Texas, with additional offices in New York, Los Angeles, and Fort Worth. The firm operates a contingency-fee, no-win-no-fee business model focused on high-stakes mass tort, pharmaceutical liability, product liability, asbestos/mesothelioma, personal injury, and business litigation matters. Its core client base consists of individual injury victims, state attorneys general acting as plaintiff (Arkansas, Texas), and businesses in commercial disputes, with active dockets spanning legacy mass torts (asbestos, Vioxx, Actos, talc, opioid) and emerging categories (GLP-1 drugs, social media addiction, AI products, Roblox).

The firm has recovered over $20 billion for clients cumulatively, anchored by record-setting verdicts including a $9 billion verdict against Takeda and Eli Lilly (2014) ranked as the 7th largest in U.S. history, a $4.85 billion national Vioxx settlement with Merck, a $4.69 billion talc/ovarian cancer verdict, and a $1.85 billion opioid settlement for the State of Texas. It generates revenue through contingency fees (typically 30-40% of recovery) on individual settlements and class/MDL consolidations, with no upfront costs to clients. Its go-to-market relies on national reputation, SEO-optimized website with live chat, video content marketing, earned media from landmark trials, and referral networks.

The firm employs 50-60+ attorneys, 23 of whom were named to the 2025 Lawdragon 500 Leading Plaintiff Consumer Lawyers guide (a firm record). Its technology posture is minimal: core work product is legal services rather than software, with adoption limited to off-the-shelf AI collaboration tools (e.g., BoodleBox) for trial preparation. The firm is differentiated primarily by talent (board-certified trial lawyers, founder Mark Lanier's 42-year track record) and an asbestos product library that supports mesothelioma case development.

Name

The Lanier Law Firm

Legal name

The Lanier Law Firm, P.C.

Website

https://lanierlawfirm.com

Company type

Private

Founded year

1990

Operating status

Operating

Headcount range

101–250 employees

Short description

The Lanier Law Firm is a privately held Houston-based plaintiff litigation firm with 50-60+ attorneys serving individual injury victims, state attorneys general, and businesses through contingency-fee representation in asbestos/mesothelioma, pharmaceutical, product liability, personal injury, and mass tort matters across all 50 states.

Ownership category

akta.pro rank

Product category

Plaintiff Litigation Legal Services

NAICS

Offices of Lawyers (541110)

SIC

Services-Legal Services (8111)

akta.pro primary industry

Personal Injury & Insurance Defense (BPAHAAAM)

akta.pro secondary industry

Litigation Support & Expert Witness Services (BPAHALAG)

Keywords

• Personal injury litigation
• Mesothelioma lawsuits
• Pharmaceutical liability
• Product liability litigation
• Mass tort representation

Headquarters

HQ city

Houston

HQ country

United States

HQ region

North America

Offices4 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Others

Revenue model

1. Contingency Fee - Personal Injury Litigation: The firm operates on a contingency fee basis for personal injury, mesothelioma, asbestos, and injury-related cases. Clients pay no upfront costs and the firm only receives payment if they win the case. Over 95% of mesothelioma cases are settled out of court.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels8 records

Core offering

The Lanier Law Firm is a plaintiff-side litigation law firm that provides contingency-fee legal representation in asbestos/mesothelioma, pharmaceutical liability, product liability, personal injury, business litigation, maritime law, and medical malpractice cases. The firm handles cases from intake and investigation through trial or settlement, with no upfront cost to clients and recovery of fees only upon winning.

Product overview

The Lanier Law Firm is a personal injury and mass tort litigation law firm offering legal services across multiple specialized practice areas rather than a software product company. The firm's services include asbestos/mesothelioma litigation, pharmaceutical liability, business litigation, personal injury, product liability, maritime law, medical malpractice, and specific high-profile cases such as social media addiction lawsuits and Roblox litigation. The firm operates as a unified legal practice with attorneys organized by practice area, handling cases nationwide from offices in Houston, New York, and Los Angeles.

Differentiator

Problem solved

Functional benefit

Products and services

• Asbestos Exposure & Mesothelioma Legal Services Specialized legal representation for individuals diagnosed with mesothelioma and asbestos-related diseases, including investigation of exposure sources and pursuit of compensation through litigation and trust fund claims. Available in all 50 states.
• Pharmaceutical Liability Legal Services Legal representation for individuals harmed by dangerous prescription drugs (Vioxx, Actos, Ozempic, opioids) and defective medical devices (hip implants, transvaginal mesh).
• Business Litigation Legal Services High-stakes business dispute resolution including antitrust cases, contract disputes, fraud claims, oil and gas litigation, patent infringement, and securities litigation.
• Personal Injury Legal Services Comprehensive personal injury representation including car accidents, truck accidents, construction accidents, wrongful death, catastrophic injuries, and workplace injuries.
• Product Liability Legal Services Legal services for consumers injured by defective products including talcum powder, vehicle defects, medical devices, and other consumer goods.
• Maritime Law Legal Services Admiralty law representation including Jones Act claims, Death on the High Seas Act cases, offshore oil rig injuries, and commercial vessel disputes.
• Medical Malpractice Legal Services Legal representation for patients injured by medical negligence including diagnostic errors, surgical mistakes, medication errors, and birth injuries.
• Social Media Addiction Lawsuit Services Legal representation in litigation against social media platforms for addiction and mental health harm to youth, including cases against Meta and YouTube.
• Roblox Lawsuit Services Legal representation in litigation against Roblox and Discord for alleged predatory practices targeting children, including claims of exposure to sexual predators and exploitation.
• Ozempic (GLP-1 Drugs) Lawsuit Services Legal representation for individuals who experienced adverse effects from GLP-1 drugs including Ozempic, such as NAION blindness.

Quantifiable outcome

• $9 billion verdict against Takeda and Eli Lilly over Actos diabetes drug
• +7 more outcomes

Named customers6 records

Segments6 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Twelve partnerships are on record, tiered core and minor.

• Arkansas Attorney General Tim GriffincoreStrategic or Co-development Partner · 24 June 2026The Lanier Law Firm represents Arkansas Attorney General Tim Griffin in litigation against Roblox Corp. and Discord Inc., alleging the companies operate a 'two-stage predatory pipeline' exposing children to sexual predators, grooming, and sextortion. The state seeks injunctive relief, civil penalties of $10,000 per violation, compensatory damages, and disgorgement of profits.
• State of TexascoreStrategic or Co-development Partner · 20 November 2025The Lanier Law Firm is supporting the State of Texas in a lawsuit against Bristol-Myers Squibb and Sanofi entities for allegedly deceptive marketing of blood thinner Plavix. The lawsuit claims the companies failed to disclose reduced drug efficacy in patients with certain genetic backgrounds.
• McKool Smith PCminorStrategic or Co-development Partner · 3 November 2025Texas Attorney General Ken Paxton retained McKool Smith PC and Lanier Law Firm PC for litigation against Bristol-Myers Squibb and Sanofi regarding Plavix marketing. Both firms have experience in previous successful lawsuits against major tech companies.
• Arkansas Attorney General (GM/OnStar)coreStrategic or Co-development Partner · 26 February 2025Arkansas AG Tim Griffin filed lawsuit against General Motors and OnStar for allegedly selling customer data without consent. Lanier Law Firm attorneys, particularly Zeke DeRose, are part of the legal team working on the suit seeking penalties of up to $10,000 per violation of the Arkansas Deceptive Trade Practices Act.
• Guatemala Sana Children's ProjectminorOthersMark Lanier is a major contributor to Guatemala SANA, which provides health and education services in Santa Maria de Jesus, Guatemala. The firm donates 100% of net profits from the annual Lanier Trial Academy to this organization.
• Houston Food BankminorOthersThe Lanier Law Firm participates in the Houston Food Bank's Food from the Bar campaign, a month-long competition among Houston's legal community. The firm has participated for 10 consecutive years, donating food, money, and volunteer service.
• Houston Livestock Show and RodeominorOthersThe firm sponsors and has employees volunteering on committees including Rodeo Calf Scramble, Judging Contest, Branch Rodeo, Paradise Committee, and International Committee. The Houston Livestock Show and Rodeo contributes more than $12 million annually to education.
• Texas Tech University School of LawminorOthersMark Lanier donated $6 million to Texas Tech University School of Law to build a high-tech courtroom and multi-use facility. This is the largest gift in the law school's history.
• Legal Services for ChildrenminorOthersSan Francisco-based non-profit providing free legal representation and social work services to children. The firm was recognized for helping a 14-year-old boy from China in a deportation trial.
• The Bowery MissionminorOthersNon-profit organization providing food, shelter, and services to poverty-stricken individuals in New York since 1879. Lanier Law Firm's New York office volunteers at the mission, preparing lunch and sorting donated clothing.
• BARC (BARC Foundation)minorOthersHouston pet adoption agency with a live release initiative. The firm's Accounting and Human Resources Department hosted various pet adoption events in partnership with BARC.
• SIRE: Therapeutic Equestrian CentersminorOthersOrganization providing equestrian therapy to children and adults with disabilities. Lanier Law Firm in Houston volunteered time on various construction projects at SIRE property near Spring, Texas.

Scale indicators9 records

Recent moves7 records

Expansion highlights4 records

Market position

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/LanierLawFirm
• Instagraminstagram.com/lanierlawfirm
• Xx.com/LanierLawTweet
• LinkedInlinkedin.com/company/the-lanier-law-firm-pllc

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about The Lanier Law Firm