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Diane R. Tiveron has practiced corporate and business law since admission to the New York State Bar in 1990. She received her J.D., cum laude, from the State University of New York at Buffalo Law School and her B.A. in economics and political science from Canisius College, magna cum laude. Recently, in continuing her education, she has successfully completed her Mini-M.B.A. Certificate through Canisius College.


Ms. Tiveron has been with the firm for over twenty-seven years. In addition to managing the firm, Ms. Tiveron also is the head of HoganWillig's Corporate & Business Law Department. She assists clients with business formations (sole proprietorship, partnership, corporations, and limited liability companies), acquisitions, sales or dissolutions, as well as the preparation of any commercial document/contract, ranging from an employment agreement to a lease. She counsels non-for-profit organizations on nonprofit law and governance, obtaining and maintaining tax-exempt status and 501(c) classifications.  She provides practical strategies attuned to the unique needs of each client. She frequently advises clients in Landlord/Tenant Matters and has presented a number of seminars in this area of law.


Ms. Tiveron also counsels individuals with bankruptcy issues (Chapter 7 and Chapter 13) and assists many creditors with protecting their rights in bankruptcy. She is able to provide assistance to creditors with their general collection needs as well as provide troubled businesses advice and counsel. Additionally, she oversees the representation of an automobile lender statewide.


In partnership with our Litigation Department, Ms. Tiveron engages in civil litigation in all courts in Western New York with regard to commercial issues such as breach of contract, fraud, collections, foreclosure and business disputes. She coordinates the firm’s per diem assistance to law firms and attorneys outside the area.


Ms. Tiveron has been voted an Upstate New York "Super Lawyer" in the areas of Business/Corporate Law and Business Litigation every year since 2007. She has also been selected as one of Western New York’s Legal Elite Leaders in Business law for both 2014 and 2015 and is listed as “Top Attorney, Business” in accordance with her 10.0/10.0 rating on AVVO. 

She has served as President of the Board of Directors for Amherst Meals on Wheels and on the Board of Trustees Member of Cardinal O'Hara High School; as Past Vice President and Board Member for Southeast Works, a local not-for-profit serving individuals with developmental disabilities; and currently serves as a volunteer for the Western New York Food Shuttle.


Languages spoken: Italian

Photos and videos

895586 1339688786

895586 1230055081

Practice areas


  1. Business: 100%
    28 years


Payment types:

Cash, Check, Credit card

Attorney endorsements

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Contact info

HoganWillig - Main Office

2410 North Forest Road
Suite 301
Getzville, NY, 14068


NYCurrently registered 199003/13/2015
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Legal LeaderLegal Elite of Western New York2015
Super LawyerSuperLawyers2015
Legal LeaderLegal Elite of Western New York2014
Super LawyerSuperLawyers2014
Super LawyerNew York Super Lawyers2013
Super LawyerNew York Super Lawyers2012
Super LawyerNew York Super Lawyers2011
Super LawyerSuperLawyers2010
Super LawyerSuperLawyers2009
Super LawyerSuperLawyers2008
Super LawyerSuperLawyers2007
Who's Who in LawBusiness First of Buffalo2004
Who's Who Among Executive WomenBusiness First of Buffalo2002
BV RatedMartindale-HubbellN/A
Association namePosition nameDuration
Bar Association of Erie CountyMemberN/A
New York State Bar AssociationMemberN/A
Women's Bar Association of the State of New YorkMemberN/A
School nameMajorDegreeGraduated
State University of New York at Buffalo School of LawLawJD - Juris Doctor1989
Canisius CollegeEconomics/Politcal ScienceBA - Bachelor of Arts1986
Canisius CollegeN/AMini M.B.A.N/A
Speaking engagements
Conference nameTitleDate
Noon-Day LectureBasics of Landlord/Tenant Law2015
Landlord/Tenant SeminarDrafting, Rights/Obligations and Evictions2015

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