Contact Us By Mail: 2121 N. Cambridge Avenue, 206, Milwaukee, WI 53202 By Phone: 888-437-9379 By Fax: 888-437-9379 By E-mail: contact@groupecommunications.com If you are a potential client, or would like to request a proposal, please fill out our Client Questionnaire to give us the basics we need to keep in touch with you and begin to answer the questions you may have about beginning a Web project.