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About me

Born and raised in Missouri, Shaun attended St. Louis University High School before accepting a soccer scholarship at Vanderbilt University. At Vanderbilt, Shaun  was a Southeastern Conference Scholar Athlete majoring in Communication Studies. Upon graduation, Shaun was accepted to the St. Louis University School of Law where he graduated in 2007. Since that time, Shaun became licensed to practice in Missouri and Illinois, and he has devoted 100% of his practice to representing personal injury victims. 


After law school, Shaun joined a personal injury firm in Collinsville, Illinois before founding the Lieser Law Firm, LLC in March 2011. With offices in St. Louis, Missouri and Belleville, Illinois, the Lieser Law Firm represents victims in both states. Primarily, the Lieser Law Firm focuses on automobile accidents, truck accidents, motorcylce accidents, slip and fall claims, product liability claims, medical malpractice claims, dog bite attacks, wrongful death claims, and claims for workers' compensation. 




Photos and videos

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Practice areas


  1. Personal Injury: 20%
  2. Motorcycle Accident: 20%
  3. Trucking Accident: 20%
  4. Wrongful Death: 20%
  5. Car Accident: 20%



Contingent (33-40%)

Payment types:

Cash, Check, Credit card

Attorney endorsements

11 total 

Are you an attorney? Endorse this lawyer

  • Charles Louis Barberio IV

    Mr. Lieser is an excellent attorney. He is on top of all the legal ins and outs that make personal injury work so challenging. Insurance companies are quick to offer Mr. Lieser fair settlements because of his no nonsense approach. I highly recommend Mr. Lieser for any Personal Injury matters.


    Charles Barberio Criminal defense Attorney
    Relationship: Fellow lawyer in community

  • Timothy Michael Etzkorn

    I endorse this lawyer. I have known Shaun for years and his an effective and responsible lawyer who cares for his clients.


    Timothy Etzkorn Personal injury Attorney
    Relationship: Fellow lawyer in community

Contact info

Lieser Law Firm, LLC

1034 S. Brentwood Blvd.
Suite PH-1C
Saint Louis, MO, 63117

Lieser Law Firm, LLC

416 South High Street
Belleville, IL, 62220



ILActive And Authorized To Practice Law200805/11/2016
MOGood Standing, Active200701/08/2013
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Top 10 Personal Injury Attorneys Under 40 In MissouriNational Academy Of Personal Injury Attorneys2016
Life MemberMillion Dollar Advocates Forum2015
SEC Scholar AthleteSoutheastern Conference2003
Work experience
TitleCompany nameDuration
Founding PartnerLieser Law Firm, LLC2011 - Present
AttorneyEzra & Associates, LLC2007 - 2010
Law ClerkSimon Passanante, P.C.2006 - 2007
Law ClerkRabbitt, Pitzer & Snodgrass, PC2005 - 2005
Law ClerkLaw Office of Frederick Drakesmith2005 - 2005
Association namePosition nameDuration
Million Dollar Advocates ForumLife Member2015 - Present
Bar Association of Metropolitan St. LouisMember2013 - Present
American Bar AssociationMember2013 - Present
American Association for JusticeMember2013 - Present
Missouri Association of Trial AttorneysMember2011 - Present
Business Network InternationalMember2009 - Present
Illinois Trial Lawyers AssociationMember2008 - Present
Illinois State Bar AssociationMember2008 - Present
Missouri State Bar AssociationMember2007 - Present
United States District Court for the Eastern District of MissouriMemberN/A
United States District Court for the Southern District of IllinoisMemberN/A
United State District Court for the Central District of IllinoisMemberN/A
Legal cases
Case nameOutcome
Illinois Trucking Accident$900,000.00
Illinois Slip and Fall$105,000.00
Missouri Slip and Fall$110,000
See all legal cases 
Publication nameTitleDate
Missouri Lawyers WeeklyMan Injured In Motorcycle Crash Gets $150,0002016
Missouri Lawyers WeeklyWrongful Death Crash Suit Settled2016
Illinois 5th District Appellate CourtKyoung Suk Kim vs. St. Elizabeth's Hospital of the Hospital Sisters of the Third Order of St. Francis, et al.2009
School nameMajorDegreeGraduated
Saint Louis University School of LawLawJD - Juris Doctor2007
Vanderbilt University Law SchoolCommunication StudiesBA - Bachelor of Arts2004
Saint Louis University High SchoolN/AN/A2000
Speaking engagements
Conference nameTitleDate
Ask the ExpertWhat should you do after an automobile collision?2015
St. Clair County BNIPersonal Injury Law2012