While the attorney-client privilege seeks to protect confidential communications between an attorney and a client, work product doctrine. Attorney-client privilege extends to anyone who is necessary for the communication.Below we offer best practices to ensure that privileged communications with contractors can be protected. Just having an attorney attend a meeting or participate in a communication will not automatically extend the privilege. The purpose of the attorneyclient privilege is to "encourage full and frank communication between attorneys and their clients. In Colorado, the attorney–client privilege can protect communica- tions between an attorney and an expert who serves as the attorney's agent. Those courts reason that a client seeking to avoid this disclosure can simply pay in a form other than cash. Clark Boardman Callaghan. The purpose of the privilege is to encourage openness between attorney's and clients. 1994) (applying the attorney-client privilege to communications with a partnership's independent consultant).