Sued in St Louis? Threatened with a lawsuit? Pick a firm that tries cases.

Top 10 Business Litigation Lawyers in St Louis

St Louis business litigation runs through three primary forums: the City of St Louis Circuit Court (22nd Judicial Circuit), the St Louis County Circuit Court (21st Judicial Circuit), and the U.S. District Court for the Eastern District of Missouri (Thomas F. Eagleton Courthouse). Federal appeals go to the Eighth Circuit (also in St Louis). The firms below have verifiable St Louis presence and Chambers USA, Best Lawyers, or both.

Litigation in St Louis is local in ways that matter to your outcome. The City of St Louis Circuit Court (22nd Circuit) is historically a plaintiff-friendly venue and has been a magnet for product liability and mass tort cases. The St Louis County Circuit Court (21st Circuit) is more balanced. The Eastern District of Missouri sits in the same building complex and runs on standard federal practice. The Eighth Circuit Court of Appeals (also in St Louis) sets binding precedent for Missouri, Arkansas, Iowa, Minnesota, Nebraska, North Dakota, and South Dakota.

These firms are filtered against Chambers USA Litigation: General Commercial (Missouri: St Louis & Surrounds), Best Lawyers Best Law Firms 2026, Super Lawyers Missouri Business Litigation, and local recognition. Avvo and Justia ratings were cross-referenced.

How we picked these 10: We reviewed peer rankings (Chambers USA, Best Lawyers, Super Lawyers, Avvo, Martindale-Hubbell, Justia), bar association recognition, and published case results. Firms that appeared consistently across at least two independent sources made the list. We do not accept payment for placement, and we do not write sponsored reviews. More on our methodology →

1

Dowd Bennett LLP

7733 Forsyth Blvd, Suite 1900, Clayton, MO 63105 Founded 2007 (St Louis boutique) Boutique (~40 attorneys; litigation only)

Practice focus: Commercial litigation, business torts, employment disputes, contract disputes, fraud and negligence, white collar

Esteemed St Louis litigation boutique. Chambers USA Missouri Litigation: General Commercial Tier 1. Strong reputation for high-profile commercial cases across business torts, employment, and contract disputes.

Fee structure
Hourly / flat
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2

Husch Blackwell LLP

190 Carondelet Plaza, Suite 600, St Louis, MO 63105 Founded 1971 (St Louis HQ) Large (~1,000 attorneys firmwide; St Louis HQ)

Practice focus: Class actions, fraud, insurance-related litigation, securities defense, healthcare litigation

St Louis-HQ regional firm. Chambers USA Missouri Litigation: General Commercial Tier 1. Premier reputation for contentious matters including class actions, fraud, and insurance-related disputes.

Fee structure
Hourly / flat
Free consultation
Initial inquiry
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3

Bryan Cave Leighton Paisner LLP

211 N Broadway, One Metropolitan Square, St Louis, MO 63102 Founded 1873 (St Louis HQ) Large (1,400+ attorneys globally; St Louis HQ)

Practice focus: Sophisticated commercial litigation, finance and manufacturing disputes, pharmaceutical and sports-sector litigation

St Louis-HQ global firm. BCLP offers a sophisticated commercial litigation practice through its St Louis and Kansas City offices with strengths in finance, manufacturing, pharmaceutical, and sports sectors.

Fee structure
Hourly / flat
Free consultation
Initial inquiry
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4

Lewis Rice LLC

600 Washington Ave, Suite 2500, St Louis, MO 63101 Founded 1909 (St Louis HQ) Large (~190 attorneys; St Louis HQ)

Practice focus: Insurance litigation, securities litigation, class actions, medical malpractice defense, antitrust

St Louis-HQ firm. Chambers USA Missouri Litigation: General Commercial. Frequently sought after for large class action mandates, medical malpractice litigation, and antitrust matters.

Fee structure
Hourly / flat
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Initial inquiry
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5

UB Greensfelder LLP

10 S Broadway, Suite 2000, St Louis, MO 63102 Founded 2024 (legacy 1895) Mid/Large (~280 attorneys firmwide)

Practice focus: Product liability, antitrust, toxic tort, commercial litigation

St Louis legacy firm. Strong track record handling commercial cases across the country. Key areas of expertise include product liability, antitrust law, and significant toxic tort matters.

Fee structure
Hourly / flat
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Initial inquiry
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6

Armstrong Teasdale LLP

7700 Forsyth Blvd, Suite 1800, St Louis, MO 63105 Founded 1901 (St Louis HQ) Large (~350 attorneys firmwide; St Louis HQ)

Practice focus: Commercial litigation, securities, professional liability defense, intellectual property litigation

St Louis-HQ firm. Highly capable team across commercial matters. 16 lawyers and 7 practice areas recognized in Chambers USA 2025.

Fee structure
Hourly / flat
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Initial inquiry
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7

Thompson Coburn LLP

One US Bank Plaza, 505 N 7th St, Suite 3500, St Louis, MO 63101 Founded 1929 (St Louis HQ) Large (~400 attorneys firmwide; St Louis HQ)

Practice focus: Substantial trial experience, product liability, fraud, consumer class actions

St Louis-HQ firm. Talented group of attorneys with substantial trial experience. Deep bench ensures wide coverage with noted experience in product liability, fraud, and consumer class actions.

Fee structure
Hourly / flat
Free consultation
Initial inquiry
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8

Dentons US LLP (St Louis)

211 N Broadway, Suite 3000, St Louis, MO 63102 Founded 2013 (combination) BigLaw (12,000+ attorneys globally)

Practice focus: Civil litigation, white-collar crime, federal investigations, class actions, product liability

Global firm. Skilled Missouri team that handles a broad array of civil litigation, frequently assists with white-collar crime and federal investigations. Strength in construction and real estate matters.

Fee structure
Hourly / flat
Free consultation
Initial inquiry
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9

Polsinelli PC (St Louis)

100 S 4th St, Suite 1000, St Louis, MO 63102 Founded 1972 (Kansas City origin; St Louis office) Large (~900 attorneys firmwide)

Practice focus: Commercial litigation, healthcare litigation, financial services litigation, real estate litigation

AmLaw 100 firm. Strong commercial litigation bench across healthcare, financial services, and real estate sectors. Chambers USA Missouri recognition.

Fee structure
Hourly / flat
Free consultation
Initial inquiry
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10

Stinson LLP (St Louis)

7700 Forsyth Blvd, Suite 1100, St Louis, MO 63105 Founded 2002 (firm); St Louis office Large (~450 attorneys firmwide)

Practice focus: Commercial litigation, business torts, securities, financial services litigation

Mid-American firm. St Louis office handles commercial litigation for middle-market clients. 172 attorneys in Best Lawyers in America 2026.

Fee structure
Hourly / flat
Free consultation
Initial inquiry
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What to expect from a St Louis litigation defense matter

Most commercial disputes in St Louis resolve through pre-suit negotiation in 4 to 9 months. If suit is filed in the 22nd Circuit (City of St Louis), discovery runs 9 to 14 months, mediation is routinely ordered, and trial dates schedule 18 to 30 months from filing. The 21st Circuit (St Louis County) runs on similar timelines. Federal cases (E.D. Mo.) typically run 24 to 36 months through trial. Eighth Circuit appeals typically take 12 to 18 months from notice of appeal to decision.

What a litigation defense lawyer in St Louis typically costs

St Louis commercial litigation rates: $200 to $350/hr at boutiques, $325 to $495/hr at mid-size firms, $450 to $900/hr at large firms, and $600 to $1,350/hr for BigLaw partners. Single-defendant commercial cases through summary judgment routinely run $150,000 to $750,000 in defense fees. Class action defense runs $1M to $10M+. Bet-the-company trial work runs $3M to $25M+. Boutique litigation firms (Dowd Bennett) run leaner on staffing with comparable senior-attorney rates.

Red flags to watch for when picking a litigation defense lawyer in St Louis

Most St Louis firms doing this work are competent. A few patterns predict trouble.

Guaranteed outcomes. No ethical attorney can guarantee a result. If a firm promises a specific outcome, walk away.

The disappearing partner. You meet a senior partner at intake, then never speak to them again. The matter is handled by an unsupervised junior or paralegal. Ask in writing who will be your day-to-day attorney.

Pressure to sign immediately. Reputable firms give you the engagement letter in writing, time to read it, and the option to take it home. High-pressure intake is almost always a sign of a volume mill, not a careful practice.

No verifiable track record. The firm should be able to point to verdicts, settlements, peer rankings, or bar recognition. Specific numbers, named matters, and third-party rankings are evidence. Brochure phrasing is not.

Vague fee terms. "Do not worry about cost" is a red flag. Every legitimate St Louis firm will give you a written engagement letter with the fee structure, what is covered, what triggers extra charges, and what happens if you change counsel.

10 questions to ask in your free consultation

Most St Louis firms on this list offer a free or low-cost initial inquiry call. Use it. Bring a list of questions and write down the answers. Compare across at least two firms before you sign.

  1. Who, specifically, will handle my matter day-to-day? Get a name. Get an email.
  2. How many matters like mine have you handled in the last three years? You want a number, not a brochure line.
  3. What is your fee, and what does it cover? Get the answer in writing before you sign.
  4. What case expenses am I responsible for, and when? Out-of-pocket costs surprise people. Ask now.
  5. What is the realistic range of outcomes for a matter like mine? A good lawyer will give you a range. A bad one will promise the high end.
  6. How long will it take? Honest estimate, with the assumptions stated.
  7. Who else might be involved? Experts? Co-counsel? Larger matters routinely involve outside experts. Know who is on the team.
  8. How and how often will I hear from you? Email-only? Calls? Monthly updates? Set the expectation now.
  9. What happens if I want to change lawyers later? Rules allow it; the fee is sorted between firms. Make sure you understand the mechanics.
  10. What is the worst-case outcome for my matter? A lawyer who refuses to discuss downside risk is selling you something.

Frequently asked questions

How long do I have to respond to a Missouri commercial complaint?

30 days in Missouri state court (Mo. R. Civ. P. 55.25). 21 days in federal court (Fed.R.Civ.P. 12(a)). Service waivers extend the federal answer date to 60 days. The clock starts at service, not at filing.

Is the City of St Louis a plaintiff-friendly venue?

Historically yes - jury verdicts in product liability and mass tort cases have been notably higher in the City of St Louis than in surrounding venues. The 22nd Circuit's reputation has driven significant venue-shopping in pharmaceutical and consumer product litigation. Missouri's 2019 venue and joinder reform tightened the rules, but the City remains a competitive plaintiff venue.

Does Missouri have mandatory mediation?

Not statutorily, but most St Louis judges order mediation at the case management conference. Both the City of St Louis Circuit and the St Louis County Circuit have established ADR programs. Federal cases (E.D. Mo.) require ADR in most civil matters.

What is the statute of limitations for a breach of contract in Missouri?

10 years for written contracts. 5 years for oral contracts. 4 years for UCC sale-of-goods. 5 years for most business torts. The clock generally starts at breach, not at discovery, for most contract claims.

Can I get attorneys' fees if I win?

Only if a statute, rule, or contract provides for them. Missouri follows the American Rule. Common exceptions: contract attorneys'-fee clauses, statutory fee-shifting (Lanham Act, Section 1983, Missouri Merchandising Practices Act, FLSA), and bad-faith litigation conduct (Mo. R. Civ. P. 55.03).

Should I file in state or federal court?

If you have a federal claim or diversity (out-of-state party, amount over $75,000), you have a choice. Federal court generally has faster dispositive motions and tighter discovery management. State court (particularly the 22nd Circuit) historically has higher jury verdicts in personal injury and product liability cases. The right forum depends on case type and venue strategy.

What is the Missouri Merchandising Practices Act (MMPA)?

Missouri's consumer protection statute. Provides for actual damages, attorneys' fees, and punitive damages for deceptive or unfair business practices. Frequently invoked in consumer-facing commercial disputes. Most Missouri business litigation firms have MMPA practice depth.

Do I need a trial-tested firm?

If your case is likely to settle (most do), trial experience matters less. If your case may go to trial - and adjusters know which firms try cases - the trial-capable firm typically gets a meaningfully better settlement number. Ask each firm: how many cases have you tried to verdict in the last three years?

What is the Missouri long-arm statute?

Missouri Revised Statutes 506.500 - extends jurisdiction to non-residents who transact business in Missouri, contract to perform services in Missouri, commit a tortious act in Missouri, own real estate in Missouri, contract to insure a Missouri risk, or maintain marital connection with Missouri, among other bases.

Can a St Louis firm handle a case in another state?

Yes, with local counsel admitted in the foreign jurisdiction (pro hac vice). Most St Louis litigation firms have national practices and routinely litigate in other states. The cost difference between a single-firm and dual-firm representation is usually marginal once a case is non-trivial.

One last thing. Choosing a lawyer is personal. Read the reviews. Call two or three firms before you sign. Ask each one: How many matters like mine have you handled in the last three years? The answer tells you everything. — The LawFirmSquare team