Bruner and Santos Have Entered into a Joint Venture for the Purpose

Bruner and Santos have entered into a joint venture for the purpose of building a housing development.They call the joint venture Brantwood Housing.Santos will provide the financing, and Bruner will build and sell the houses.Under the terms of the joint venture agreement, the profits from selling the houses will be split evenly between Santos and Bruner, and Santos agrees that expenses incurred by Bruner for the purpose of building the housing development "will be the responsibility of Bruner and Santos, to be shared equally." Bruner enters into a contract on behalf of Brantwood Housing with an Internet service provider, ISP Inc, to host a website for advertising the houses built by Brantwood Housing for $100 per month.Bruner defaults on the payments required under the contract.ISP Inc was not aware of Santos involvement in Brantwood Housing until it began investigating the joint venture after Bruner defaulted on the contract.Is Santos liable to ISP Inc?