Sean M. McGuinness

Sean M. McGuinness

Gaming Law
Recognized in Best Attorney USA since 2009

About Sean

Sean McGuinness is highly experienced in gaming regulatory matters, and represents clients throughout the USA. "He's very responsive, quick on his feet and practical in his approach, and he provides very good solutions." "He gets the job done in a timely fashion and he has excellent relationships with the regulators." "Sean's superb reputation at the (Nevada) Gaming Control Board proves invaluable in getting things done smoothly." - Chambers USA

Sean McGuinness is highly experienced in gaming regulatory matters, and represents clients throughout the USA. "He's very responsive, quick on his feet and practical in his approach, and he provides very good solutions." "He gets the job done in a timely fashion and he has excellent relationships with the regulators." "Sean's superb reputation at the (Nevada) Gaming Control Board proves invaluable in getting things done smoothly." - Chambers USA

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Reviews

4.6 / 5

40 Reviews

1,056 Profile Views

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Johnnie Greenholt

Jan 27, 2026

Many thanks to Sean M. McGuinness for the hard work and dedication to my legal matter

Sean M. McGuinness is fantastic and very professional. Don't hesitate to hire them if you're in Colorado and need help. They really know their stuff and will go the extra mile to make sure you're take...

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Nicholas MacGyver

Jan 27, 2026

Professional service and clear communication provided by Sean M. McGuinness in Denver

I appreciate how Sean M. McGuinness handled my case. No fluff, just straight to the point and very effective representation for my Gaming Law matter. They are obviously very experienced and know how t...

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Jim Williamson

Jan 27, 2026

Professional service and clear communication provided by Sean M. McGuinness in Denver

Needed help with Gaming Law and Sean M. McGuinness delivered on their promises. They're professional, efficient, and easy to talk to. Good choice for anyone in Colorado looking for high-quality legal...

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Myra Cruickshank

Jan 27, 2026

Top notch experts in Denver - Sean M. McGuinness is by far the best lawyer I've ever had

Super helpful and professional staff at Sean M. McGuinness'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...

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Ken Pacocha

Jan 27, 2026

Sean M. McGuinness did a great job handling my complex Gaming Law case from start to finish

Solid experience overall with the law firm of Sean M. McGuinness. They know Gaming Law inside and out and gave me great advice. Very helpful and got the job done exactly as they said they would. If yo...