Ohio Rev. Code Ann. § 4740.07
(D)
(1) If a contractor who assigned a license to a contracting company under division (B) of this section ceases to be associated with the contracting company for any reason, including the death of the contractor, the contractor or contracting company immediately shall notify the appropriate specialty section of the board of the date on which the contractor ceased to be associated with the contracting company. Such a license assignation is invalid according to the following, as applicable: