Ohio Revised Code Title XXIII. Courts Common Pleas § 2307.382

(1) Transacting any business in this state;

(2) Contracting to supply services or goods in this state;

(3) Causing tortious injury by an act or omission in this state;

(4) Causing tortious injury in this state by an act or omission outside this state if the person regularly does or solicits business, or engages in any other persistent course of conduct, or derives substantial revenue from goods used or consumed or services rendered in this state;

(5) Causing injury in this state to any person by breach of warranty expressly or impliedly made in the sale of goods outside this state when the person might reasonably have expected such person to use, consume, or be affected by the goods in this state, provided that the person also regularly does or solicits business, or engages in any other persistent course of conduct, or derives substantial revenue from goods used or consumed or services rendered in this state;

(6) Causing tortious injury in this state to any person by an act outside this state committed with the purpose of injuring persons, when the person might reasonably have expected that some person would be injured thereby in this state;

(7) Causing tortious injury to any person by a criminal act, any element of which takes place in this state, which the person commits or in the commission of which the person is guilty of complicity.

(8) Having an interest in, using, or possessing real property in this state;

(9) Contracting to insure any person, property, or risk located within this state at the time of contracting.