Kevin S. Costanza

Kevin S. Costanza

Litigation - Intellectual Property Patent Law Trademark Law
Recognized in Best Attorney USA since 2014

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Reviews

4.5 / 5

32 Reviews

1,047 Profile Views

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Christie Medhurst

Feb 03, 2026

The absolute best in Seattle for Litigation - Intellectual Property law - and I mean that from the bottom of my heart

I didn't think I'd find such a good lawyer in Washington, but here we are and I am thoroughly impressed. Kevin S. Costanza is just awesome and exceeded all my expectations. No complaints at all! They...

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Julie Metz

Feb 03, 2026

Highly recommend Kevin S. Costanza for anyone needing expert Litigation - Intellectual Property law help in Washington

Honestly, I can't thank Kevin S. Costanza enough for everything they've done for me. They really know their stuff when it comes to Litigation - Intellectual Property law and it shows in the results. 1...

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Luis Williamson

Feb 03, 2026

Highly recommend Kevin S. Costanza for anyone needing expert Litigation - Intellectual Property law help in Washington

I didn't think I'd find such a good lawyer in Washington, but here we are and I am thoroughly impressed. Kevin S. Costanza is just awesome and exceeded all my expectations. No complaints at all! They...

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Sabrina Mills

Feb 03, 2026

So happy with the results of my case thanks to the hard work of Kevin S. Costanza and staff

Honestly, I can't thank Kevin S. Costanza enough for everything they've done for me. They really know their stuff when it comes to Litigation - Intellectual Property law and it shows in the results. 1...

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June Mosciski

Feb 03, 2026

Excellent legal representation provided by Kevin S. Costanza for my Litigation - Intellectual Property law case

Super helpful and professional staff at Kevin S. Costanza's office. Thanks again for everything you did for me! It was a long journey, but you made it much easier with your constant support and legal...