Commercial dispute in Philadelphia? Pick a firm that tries cases.

Top 10 Business Litigation Lawyers in Philadelphia

Philadelphia commercial litigation runs through the Commerce Court of the Philadelphia Court of Common Pleas (specialty business court) and the U.S. District Court for the Eastern District of Pennsylvania. The Defend Trade Secrets Act and Pennsylvania Uniform Trade Secrets Act both apply for IP-heavy disputes.

These 10 Philadelphia firms have proven trial track records in business litigation, breach of contract, fiduciary duty, partnership disputes, and trade secrets.

How we picked these 10: We reviewed published verdicts and settlements, peer rankings (Best Lawyers, Super Lawyers, Chambers and Partners, Avvo), client review patterns, and bar association recognition. Firms that appeared consistently across independent sources made the list. We do not accept payment for placement, and we do not write sponsored reviews. More on our methodology →

1

Kleinbard LLC

📍 Philadelphia Founded 2008 Mid-size

Practice focus: Business litigation, M&A, finance

Big firm experience, small firm attention. Strong commercial litigation bench.

Fee structure
Hourly
Free consultation
Initial $
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2

Sidkoff, Pincus & Green, P.C.

📍 Philadelphia Founded 1985 Mid-size

Practice focus: Business litigation, employment

Multi-million-dollar awards and settlements. Decades of Philadelphia practice.

Fee structure
Hourly
Free consultation
Initial $
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3

Reed Smith LLP

📍 Philadelphia Founded 1877 BigLaw

Practice focus: Commercial, products, IP

AmLaw 100 firm with distinguished commercial litigation team in PA.

Fee structure
Hourly
Free consultation
Initial $
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4

Blank Rome LLP

📍 Philadelphia Founded 1946 BigLaw

Practice focus: General commercial, products, environmental

Established Philadelphia firm with deep commercial litigation bench.

Fee structure
Hourly
Free consultation
Initial $
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5

Ballard Spahr LLP

📍 Philadelphia Founded 1885 BigLaw

Practice focus: Commercial litigation, white-collar

AmLaw 100 firm with respected disputes practice.

Fee structure
Hourly
Free consultation
Initial $
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6

Saul Ewing LLP

📍 Philadelphia Founded 1921 Mid-size

Practice focus: Commercial disputes, insurance, IP

Strong bench in commercial disputes, insurance, and business torts.

Fee structure
Hourly
Free consultation
Initial $
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7

Troutman Pepper Locke LLP

📍 Philadelphia Founded 1890 BigLaw

Practice focus: Commercial litigation, products

Highly respected practice with deep bench of strong trial lawyers.

Fee structure
Hourly
Free consultation
Initial $
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8

Cozen O'Connor

📍 Philadelphia Founded 1970 BigLaw

Practice focus: Commercial, antitrust, products

Excellence in insurance defense, antitrust, products, professional negligence.

Fee structure
Hourly
Free consultation
Initial $
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9

Kang Haggerty LLC

📍 Philadelphia + Marlton Founded 2010 Boutique

Practice focus: Business and commercial litigation, transactional

Dedicated to business and commercial litigation.

Fee structure
Hourly
Free consultation
Initial $
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10

Hangley Aronchick Segal Pudlin & Schiller

📍 Philadelphia Founded 1981 Mid-size

Practice focus: Commercial litigation, appellate

Established Philadelphia litigation boutique with strong appellate bench.

Fee structure
Hourly
Free consultation
Initial $
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What to expect from a Philadelphia business litigation matter

TRO/injunction: 14 days. Trial schedule: 12-18 months in Philadelphia Commerce Court / 18-30 months federal. Appeals: 6-18 months.

What does a business litigation lawyer in Philadelphia cost?

Hourly: $450-$1,200. Major BigLaw partners: $1,000-$1,500/hr. Flat/blended/contingency available for some matters.

Red flags to watch for when picking a business litigation lawyer in Philadelphia

The legal directory you find on Google has thousands of Philadelphia business litigation firms. Most are competent. A few are problematic. The patterns to avoid:

Guaranteed outcomes. No ethical attorney can guarantee a result. If a firm promises a specific recovery, dismissal, or visa approval, walk away.

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

Pressure to sign immediately. Reputable firms give you the retainer 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 craftsperson's practice.

No verifiable track record. The firm should be able to point to verdicts, settlements, peer rankings, or bar association recognition. "We've helped thousands of clients" is marketing copy. Specific numbers, named cases, and third-party rankings are evidence.

Vague fee terms. "Don't worry about cost" is a red flag. Every legitimate Philadelphia lawyer will give you a written engagement letter with the fee structure, what's covered, what triggers extra charges, and what happens if you fire them.

10 questions to ask in your free consultation

Most Philadelphia firms on this list offer a free initial consultation. 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 case day-to-day? Get a name. Get an email.
  2. How many cases 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 case 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 cases routinely involve outside experts. Know who's 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's the worst-case outcome for my case? A lawyer who refuses to discuss downside risk is selling you something.

What's specific about a business litigation case in Philadelphia

Philadelphia is its own market. The procedure, the courts, and the strategy are city- and state-specific in ways that matter to your outcome.

Local courthouses matter. Philadelphia Court of Common Pleas at City Hall and the U.S. District Court for the Eastern District of Pennsylvania have judges, calendars, and procedures that shape how cases move. A firm that knows the local courthouse has an advantage.

Filing deadlines are strict. Notice of Claim windows for cases against the City or County, Statute of Limitations periods, and pre-suit certification requirements vary by case type and are unforgiving. A missed deadline often means a lost case — full stop.

Local procedure rules matter. Each court has its own forms, motion practice, and judge preferences. The right Philadelphia firm will know not just the law, but the unwritten rules of the courthouse you'll be in.

Local plaintiffs/defendants do well in front of local juries. Verdict patterns vary by venue, and a trial-capable firm uses venue strategically.

Frequently asked questions

Philadelphia Commerce Court?

Specialty division of the Court of Common Pleas for high-stakes commercial disputes.

Recovering attorneys' fees?

Yes for stipulated contracts and statutory cases.

Trade secret enforcement?

Defend Trade Secrets Act + PA Uniform Trade Secrets Act.

Discovery in PA state court?

Pennsylvania Rules of Civil Procedure govern. Specific deadlines.

Should I mediate?

Most Philly judges encourage mediation.

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