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John K. Rottaris

John K. Rottaris

Contact Information

716-854-4300, x 206
416-221-5600 (Toronto)
866-893-2003 (Toll-Free)


Areas of Practice

  • Commercial Litigation
  • Creditors' Rights
  • Commercial Collections
  • Landlord-Tenant Law
  • Bankruptcy Law
  • Tax Certiorari

Bar Admissions

  • New York, 1990
  • U.S. District Court Western District of New York, 1990
  • U.S. Bankruptcy Court Western District of New York, 1990


John K. Rottaris is a 1989 graduate of the State University of New York at Buffalo Law School and a 1986 graduate of Niagara University.  He has been with Gross, Shuman, Brizdle & Gilfillan, P.C. since receiving his J.D. in 1989. 

Mr. Rottaris concentrates his practice in the areas of commercial and business litigation, creditors’ rights, commercial collections, landlord-tenant law, bankruptcy law and tax certiorari.  He also represents manufacturers and manufacturers’ sales representatives in commission and contract disputes.  Matters are handled from case intake through settlement, trial and appeal.  John has represented clients in all phases of trial and appellate practice before local, state and federal courts, as well as alternative dispute resolution forums. 

Mr. Rottaris has extensive experience in the area of commercial and business litigation and tax certiorari proceedings.  His clients include individuals, small and large business enterprises and national companies.  He has also successfully represented school districts, municipalities and taxpayers in tax certiorari and tax assessment proceedings.



University at Buffalo Law School, Buffalo, New York
J.D. (Cum Laude) - 1989

Niagara University
B.A. (Magna Cum Laude) - 1986


New York State Bar Association, Member

Erie County Bar Association, Member, Commercial and Bankruptcy Law Committee

Commercial Law League of America, Member