Ohio Rev. Code Ann. § 4731.226
(A)
(B) A corporation, limited liability company, partnership, or professional association described in division (A) of this section may be formed for the purpose of providing a combination of the professional services of the following individuals who are licensed, certificated, or otherwise legally authorized to practice their respective professions:
(C) Division (B) of this section shall apply notwithstanding a provision of a code of ethics described in division (B)(18) of section 4731.22 of the Revised Code that prohibits either of the following: