Mich. Comp. Laws § 570.1105: Additional definitions.

Sec. 105.

"Lessee" means a person, other than the owner, who holds an interest, other than a security interest, in real property.

"Lien claimant" means a person having a right to a construction lien under this act.

"Owner" means a person holding a fee interest in real property or an equitable interest arising out of a land contract.