expression, suru verb (irregular)
Used in business contexts to describe the act of turning a business into a legal corporation.
彼らは個人商店を法人組織にすることにした。
They decided to incorporate their sole proprietorship.
法人化する is a more common and concise way to say 'to incorporate' or 'to turn into a corporation'. 法人組織にする is a longer, more explicit expression.
Compound of 法人 (legal person, corporation), 組織 (organization), and にする (to make into).