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Our firm, Sabo & Zahn, is a construction law firm located in downtown Chicago. We help owners, architects, contractors and others involved in the construction process with contracts, dispute resolution, litigation, mediation, arbitration and related legal services. Werner Sabo and Jim Zahn are both architect-attorneys with extensive experience negotiating contracts and construction litigation. Call us at 312-655-8620 or visit our website at


Practice areas


  1. Construction & Development: 25%
  2. Mediation: 20%
  3. Arbitration: 20%
  4. Copyright Infringement: 20%
  5. Contracts & Agreements: 15%

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Contact info

Sabo & Zahn

401 N. Michigan
Suite 2050
Chicago, IL, 60611


ILActive And Authorized To Practice Law198111/12/2015
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Fellowship in ALAAssociation of Licensed Architects2005
Fellowship in AIAN/A1997
A-V RatingN/A1995
Work experience
TitleCompany nameDuration
PartnerSabo & Zahn1991 - Present
PartnerLaw Office of Werner Sabo1981 - 1991
Association namePosition nameDuration
Professional organizations and associationsN/A2005 - Present
Society of Illinois Construction AttorneysSteering Committee and Founding Member2000 - Present
Professional organizations and associationsN/A1997 - Present
Professional organizations and associationsN/A1993 - Present
American Institute of ArchitectsMemberN/A
Chicago Bar AssociationMemberN/A
Illinois State Bar AssociationMemberN/A
American Arbitration AssociationMemberN/A
American Arbitration AssociationPanel ArbitratorN/A
American Arbitration AssociationMediatorN/A
American Bar AssociationMemberN/A
Publication nameTitleDate
Aspen Law & BusinessLegal Guide to AIA Documents - 5th Edition2008
Aspen PublicationsLegal Guide to AIA Documents1998
UnknownAlternative Clauses to Standard Construction Contracts, Disk Library1993
John Wiley PublishersLegal Guide to AIA Documents - 3rd Edition1991
UnknownA Newsletter for Architects and Engineers.1990
UnknownA Legal Guide to AIA Documents,1989
UnknownA Handbook of Construction Claims1989
UnknownA Newsletter for Architects and Engineers.1989
UnknownA Legal Guide to AIA Documents1988
UnknownA Newsletter for Architects and Engineers.1988
UnknownA Newsletter for Architects and Engineers.1987
UnknownA Newsletter for Architects and Engineers.1986
UnknownA Newsletter for Architects and Engineers.1985
UnknownA Newsletter for Architects and Engineers.1984
School nameMajorDegreeGraduated
Chicago-Kent College of Law Illinois Institute of TechnologyLawJD - Juris Doctor1981
University of Illinois, ChicagoN/ACollege of Architecture.1972
Northwestern UniversityLiberal ArtsBA - Bachelor of Arts1968
Speaking engagements
Conference nameTitleDate
Illinois Construction Law 2008Construction Law - Second annual conference2008
Construction Payout Procedures in IllinoisConstruction Payouts2008
AIA ContractsThe new AIA Construction Contracts2008
Lorman SeminarWhen Construction Projects go Bad2007
CSI SeminarHot Legal Topics for Architects and Engineers2007
Understanding AIA DocumentsUnderstanding the B1512006
SOICA- Copyright Protection of Architectural DrawingsCopyright issues in construction2006
Lorman SeminarAIA Contracts2006
Legal issues for ArchitectsMediation in construction cases2006
CSI/ALA Trade ShowProtecting against Copyright Infringement2005
CSI MeetingConstruction Contracts2004
Ultimate Legal Seminar for ArchitectsLegal issues for architects2003
CSI ConferenceUnderstanding the A201 General Conditions2002
ALA ConferenceThe new ALA construction documents2002
ALA Annual Meeting - MilwaukeeLegal Issues for Architects2002
AIA Annual ConventionTips and Traps in Nonstandard Agreements2000