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Mark D O'Leary
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Mark D O'Leary

Practice areas:

Litigation

About Me

Mr. O’Leary has extensive experience in a wide variety of products liability, subrogation, employment, personal injury, general commercial litigation, insurance bad faith, and workers’ compensation claims.

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Languages Spoken: English, French

Practice Areas

Licensed since 1986

  1. Litigation: 100%
    29 years, 2 thousand cases

Payment

Fees:

Hourly ($175-500/hour)

Payment Types:

Cash, Check

Attorney Endorsements

1 total

  • John M O'Brien

    I endorse this lawyer. An extremely talented and well respected attorney in the legal community.

    More 

    John O'Brien Personal Injury Attorney
    Relationship: Fellow lawyer in community

Contact Info

O'Leary Law Office

3500 S Phillips Ave Ste 120
Sioux Falls, SD, 57105-6864

Resume

License
StateStatusAcquiredUpdated
SDAuthorized to practice law199411/12/2013
TXEligible To Practice In Texas 198805/03/2015
MNAuthorized to practice198604/19/2015

Professional Misconduct

We have not found any instances of professional misconduct for this lawyer.
Avvo Contributions
Legal Answers
Work Experience
TitleCompany NameDuration
OwnerO'Leary Law Office1991 - Present
AssociateJardine Logan & O'brien, PLLP1990 - 1992
AssociateHirsch Glover Robinson & Sheiness1988 - 1991

Associations
Association NamePosition NameDuration
South Dakota Defense Lawyers AssociationPresident2014 - 2015
Defense Research InstituteMember2005 - Present
South Dakota State BarMember1993 - Present
State Bar of TexasMember1988 - Present
Minnesota State Bar AssociationMember1986 - Present

Education
School NameMajorDegreeGraduated
William Mitchell College of LawLawJD - Juris Doctor1986