Where is K&L Gates LLP located?

K&L Gates LLP is in Pittsburgh, Pennsylvania.

What kind of law does K&L Gates LLP practice?

Corporate and transactional, Energy, infrastructure and resources, Finance, Intellectual property, Litigation and dispute resolution and Regulatory and policy. From the firm's published profile.

How many lawyers does K&L Gates LLP have?

K&L Gates LLP has 1,082 lawyers in the United States, according to The Law360 400 (2026). That count covers the whole firm, not only its Pittsburgh office.

Where is K&L Gates LLP headquartered?

K&L Gates LLP is headquartered in Pittsburgh, Pennsylvania. This office is its headquarters.

When was K&L Gates LLP founded?

K&L Gates LLP traces its history to 1883, counting the oldest firm it grew from.

Which law firms are near K&L Gates LLP?

The closest firms in the directory are Buchanan Ingersoll & Rooney PC (same location), Eckert Seamans Cherin & Mellott, LLC (same location) and Reed Smith LLP (same location).

How can I check that a lawyer at K&L Gates LLP is licensed?

Lawyers in Pennsylvania are licensed by The Disciplinary Board of the Supreme Court of Pennsylvania. Use its Look Up an Attorney at padisciplinaryboard.org to confirm a lawyer is licensed and in good standing.

Law firm in Pittsburgh, PennsylvaniaHeadquarters

K&L Gates LLP

Headquartered in Pittsburgh, Pennsylvania, K&L Gates LLP employs 1,082 lawyers across the United States, according to The Law360 400 (2026).

Office: Pittsburgh, Pennsylvania
Website: klgates.com
Practice areas: Corporate and transactional, Energy, infrastructure and resources, Finance, Intellectual property, Litigation and dispute resolution, Regulatory and policy
Size: 1,082 lawyers in the United StatesFirm-wide count, The Law360 400 (2026)
Headquarters: This office
Traces its history to: 1883

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Pittsburgh, Pennsylvania

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About the firm

About K&L Gates LLP

Headquartered in Pittsburgh, Pennsylvania, K&L Gates LLP employs 1,082 lawyers across the United States, according to The Law360 400 (2026). Its main areas of practice include corporate and transactional, energy, infrastructure and resources, finance, intellectual property and litigation and dispute resolution.

It is one of 42 law firms we list in Pittsburgh and one of 499 across Pennsylvania. By U.S. lawyer headcount, it ranks number 2 among the firms we list with an office in Pittsburgh. We list K&L Gates LLP in 4 cities. Buchanan Ingersoll & Rooney PC is listed at nearly the same location.

The firm's website is klgates.com.

Firm profile

Pittsburgh-headquartered firm formed in 2007 when Kirkpatrick & Lockhart combined with Seattle's Preston Gates & Ellis, whose roots go back to an 1883 Seattle law office. It reported 1,696 attorneys in 2026 across 47 offices in the U.S. and abroad.

K&L Gates LLP traces its history to 1883.

Source: en.wikipedia.org

Areas of practice

Corporate and transactional
Energy, infrastructure and resources
Finance
Intellectual property
Litigation and dispute resolution
Regulatory and policy

From the firm's published profile.

Before you hire

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Lawyers who practice in Pennsylvania are licensed by The Disciplinary Board of the Supreme Court of Pennsylvania. Before you hire anyone at K&L Gates LLP, confirm that the lawyer is licensed and in good standing with its Look Up an Attorney.

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Other offices

K&L Gates LLP in Other Cities

Pittsburgh

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Questions

K&L Gates LLP: Questions and Answers

Where is K&L Gates LLP located?: K&L Gates LLP is in Pittsburgh, Pennsylvania.
How do I contact K&L Gates LLP?: The firm's website is klgates.com.
What kind of law does K&L Gates LLP practice?: Corporate and transactional, Energy, infrastructure and resources, Finance, Intellectual property, Litigation and dispute resolution and Regulatory and policy. From the firm's published profile.
How many lawyers does K&L Gates LLP have?: K&L Gates LLP has 1,082 lawyers in the United States, according to The Law360 400 (2026). That count covers the whole firm, not only its Pittsburgh office.
Where is K&L Gates LLP headquartered?: K&L Gates LLP is headquartered in Pittsburgh, Pennsylvania. This office is its headquarters.
When was K&L Gates LLP founded?: K&L Gates LLP traces its history to 1883, counting the oldest firm it grew from.
Which law firms are near K&L Gates LLP?: The closest firms in the directory are Buchanan Ingersoll & Rooney PC (same location), Eckert Seamans Cherin & Mellott, LLC (same location) and Reed Smith LLP (same location).
How can I check that a lawyer at K&L Gates LLP is licensed?: Lawyers in Pennsylvania are licensed by The Disciplinary Board of the Supreme Court of Pennsylvania. Use its Look Up an Attorney at padisciplinaryboard.org to confirm a lawyer is licensed and in good standing.

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Listing from © OpenStreetMap contributors, lawyer count from The Law360 400 (2026), last checked October 2026. LawFirmWebAgency is not affiliated with this firm, and a listing is not an endorsement or a measure of quality.

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