Sean William O'Neill

Sean William O'Neill

Criminal Defense Attorney

La Crosse, WI





This lawyer has been disciplined by a state licensing authority.



Answers and Advice

81 questions answered.

About Me

Legal Education and Background: Attorney O'Neill came to the La Crosse area from Spring Green Wisconsin in 1988. He attended and graduated from the University of Wisconsin La Crosse with degrees in Political Science and Public Administration near the top of his class. He attended Drake University Law School and graduated in 1997 with high honors and induction into the Order of Coif (top 10% of...

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Practice Areas

Payments & Fees

Payment Types

Cash, Check, Credit Card


Free Consultation (30 minutes)

Client Reviews

Showing 2 of 16 client reviews

"No Job Too Little"

Posted by: Ben 7 months ago.

When making my decision as to how to handle my violations, I asked myself if it justified hiring an attorney, or would the attorney fees negate...

Quite pleased

Posted by: John 8 months ago.

Mr O'Neill helped my wife and I with a dispute regarding our security deposit. We had great success in recovering the entire amount in court. Like...
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Showing 2 of 18 peer endorsements

Sean Cleary
Sean Cleary
6 months ago

Relationship: Fellow lawyer in community

I endorse this lawyer. A brilliant attorney and a highly respected one in the legal community.
Benjamin S Kuipers
Benjamin Kuipers

Phoenix, AZ

11 months ago

Relationship: Fellow lawyer in community

Mr. O'Neill's reputation proceeds him in the legal community. His clients will be happy. I endorse this lawyer.
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1997 License Status: Good Standing for the state of Wisconsin.
Last updated by Avvo: 08/20/2014

2 Citations found

In 2013 this lawyer was disciplined for professional misconduct by the state of Iowa.

Citation type: Reciprocal - Reprimand

This means that the attorney's misconduct in another state, or jurisdiction, also violated the rules for practicing law in Iowa.

In 2012 this lawyer was disciplined for professional misconduct by the state of Wisconsin.

Citation type: Public Reprimand

Reprimand means an attorney did something wrong but may still practice law. The State gives the lawyer a public reprimand in hopes that he or she will not repeat the behavior. Details of the infraction are made part of the public record.

Sean’s comment:

Client insisted on these bonuses for all the quality work I was doing and then set me up as a fall guy for something totally unrelated. Be happy to tell any client the real story. Want to know what... more

Work Experience

Showing 1 of 3 job entries
1997 – 1999

Park O'Flaherty


Showing 1 of 1 degree

1997 JD - Juris Doctor in Law

Drake University Law School


Showing 1 of 3 awards

1999 Outstanding Leadership Award



Showing 1 of 6 association entries


American Trial Lawyers Association

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Showing 2 of 2 publications

2011 Child Custody and Placement-- What you should know


1997 Survey of Iowa Criminal Law

Drake Annual Survey of Criminal Law