102.07 (5) (a), a person under contract of hire for the performance of any service for any employer subject to this section is not the employer of any other person with respect to that service, and that other person shall, with respect to that service, be an employee only of the employer for whom the service is being performed. (2g) Liability under s. 102.03 with respect to a leased employee, as defined in s. 102.315 (1) (g), shall be determined as provided in s. 102.315 (2) or (2m) (c), whichever is applicable. (2m) Except as otherwise provided in an employee leasing agreement that meets the requirements of s. 102.315 (2m), a temporary help agency is the employer of an employee whom the temporary help agency has placed with or leased to another employer that compensates the temporary help agency for the employee’s services. Except as provided in s. 102.315 (2m) (c), a temporary help agency is liable under s. 102.03 for all compensation and other payments payable under this chapter to or with respect to that employee, including any payments required under s.