Skip to main content

Client reviews

Not yet reviewed

About me

Chris O'Shaughnessy is a partner with Hahn Loeser in Columbus, Ohio. With 17 years of trial and appellate experience at big law firms and having counseled many clients in high profile matters, Mr. O'Shaughnessy's practice concentrates on complex commercial litigation and construction law. He was involved in World Trade Center litigation in New York City, a billion dollar power plant development dispute in Texas, an arena project lawsuit in Luzerne County, Pennsylvania, preparing project delivery contracts for a private aviation company at the Columbus, Ohio Regional Airport and defending design professionals against professional negligence claims in the Short North Arches project in Columbus, Ohio. Mr. O'Shaughnessy has handled hundreds of breach of contract, negligence and product liability claims. He is a Fellow in the Columbus Bar Foundation and the Litigation Counsel of America.  He has been named Business Litigation Lawyer of the Year - USA by Corporate Livewire's 2015 M&A Awards, an Ohio Super Lawyer, a member of the Irish Legal 100, a Top Lawyer by Columbus C.E.O. Magazine, and a Top Lawyer in Central Ohio by Columbus' Business First, and was awarded the highest rating (10 out of 10) by Avvo.


Practice areas


  1. Construction & Development: 50%
    17 years
  2. Litigation: 30%
    17 years
  3. Business: 10%
    17 years
  4. Copyright Infringement: 5%
    17 years
  5. Real Estate: 5%
    17 years

Attorney endorsements

2 total 

Are you an attorney? Endorse this lawyer

  • No photo

    I endorse Chris O'Shaughnessy's work. I have observed his hard work ethic first hand when we worked together at a law firm. He is bright, accomplished and an asset to the legal community, especially in his area of expertise. He has integrity and exercises the utmost professionalism in his dealings with other lawyers and clients. Chris is extremely dedicated to his clients and the practice of law.


    Amy Ervin
    Relationship: Fellow lawyer in community

  • Joseph Anthony Gerling

    I endorse this lawyer's work. Chris is professional and represents clients skillfully and enthusiastically. I have worked with him and have tried cases with him. He is a talented trial lawyer.


    Joseph Gerling Construction & Development Attorney
    Relationship: Supervised lawyer

Contact info

Hahn Loeser & Parks, LLP

65 E. State Street
Suite 1400
Columbus, OH, 43215


We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Business Litigation Lawyer of the Year - USACorporate Livewire M&A Awards2015
Irish Legal 100Irish Legal 1002015
Top LawyersColumbus C.E.O. Magazine2015
Super LawyerOhio Super Lawyers2015
FellowLitigation Counsel of America2012
Rising StarOhio Super Lawyers2011
Rising StarOhio Super Lawyers2010
Rising StarOhio Super Lawyers2009
Rising StarOhio Super Lawyers2005
Who's Who in American LawMarquis Who's Who in American LawN/A
Top Lawyers in Central OhioBusiness FirstN/A
Work experience
TitleCompany nameDuration
PartnerHahn Loeser & Parks, LLP2015 - Present
PartnerMcDonald Hopkins LLC2014 - 2015
Founding MemberWelin, O'Shaughnessy + Scheaf LLC2012 - 2014
PartnerThompson Hine LLP2006 - 2012
GraduateInternational Association of Defense Counsel's Trial Academy2003 - 2003
Partner/Associate/Law ClerkLane, Alton & Horst LLC1997 - 2006
Law ClerkRay, Todaro, Alton & Kirstein CO., L.P.A.1995 - 1997
Summer Legal InternOhio Attorney General's Transportation Section1995 - 1995
Association namePosition nameDuration
After-School All-StarsNational Board of Directors2015 - Present
After-School All-Stars OhioChairman of the Board2013 - Present
Ohio Oil and Gas AssociationMember2012 - Present
After-School All-Stars of OhioBoard Member2012 - Present
New Albany Country Club Community AssociationBoard of Directors2011 - 2012
Airport Consultants CouncilMember2010 - 2014
Leadership ColumbusClass of 2011 Member2010 - 2011
Columbus Bar FoundationFellow2006 - Present
The Associated General Contractors of OhioAffiliate MemberN/A
The Builders Exchange of Central OhioMemberN/A
Publication nameTitleDate
Airport Consulting, A Quarterly Publication of the Airport Consultants CouncilA Focus on Davis-Bacon2010
Thomson ReutersOhio Construction Law Manual2009
AmaconThe ePolicy Handbook: designing and implementing effective e-mail, Internet and software policies- Foreward author and editor2001
School nameMajorDegreeGraduated
Ohio State University, ColumbusPolitical ScienceBA - Bachelor of Arts1993
Capital University Law SchoolN/AJD - Juris DoctorN/A
Speaking engagements
Conference nameTitleDate
AGC of Ohio Annual ConventionData Privacy and Cyber Security2015
AGC of Ohio Annual ConventionConstruction Law Update2014
AGC of Ohio Annual ConventionConstruction Law Update2013
Oil and Gas RightsOil and Gas Rights2012
Master's Institute on Ohio Construction LawNegligence and the Economic Loss Doctrine2010
Master's Institute on Ohio Construction LawPricing of Claims2010
Construction Law Update and Client SummitPrevailing Wage Update2010
Construction Contracts from A to ZConstruction Contracts2010
Kroger's Annual Midwest Regional MeetingMechanics' Liens2009
Construction Law for Design ProfessionalsIntellectual Property Essentials for Engineers2009
Lorman Educational SeminarWhat to do when construction projects go bad2008
Lorman Educational SeminarCopyright Issues in the AIA Documents2008
Construction Law SeminarTricks, Traps and Ploys Used in Construction Scheduling in Ohio2007
Construction Law SeminarAIA Contracts in Ohio2007
22nd Annunal Ohio Design & Construction ExpoCopyright Issues in Construction2006
In House SeminarToxic Mold Litigation2005
Construction Law SeminarGetting Paid: Payment Provisions and Remedies under the AIA2004
Ohio Construction Law SeminarOwnership of Project Design, Copyright Licensing and Document Retention Policies2003
Construction Law SeminarConsttruction Claims- What are the hot issues in the 21st Century?2002
OSBA's CLE InstituteExpert Witness Qualifications, Credentials and Admissibility2001
Ohio Construction Law SeminarMechanics' Liens: How the Law Affects Your Practice2001
Inns of Court PresentationSelection and Uses for Expert Witnesses2001
Bedrock SeriesDeposition Strategies/Use of Objections2001
Presentation to high school studentsOutreach SpeakerN/A