A secure service delivery network, including a service delivery compartment connected to deliver services to a plurality of client networks. The secure service delivery network includes a first firewall connecting the service delivery compartment to a first virtual local area network. The secure service delivery network includes a plurality of firewalls each connecting one of the plurality of client networks to the first virtual local area network, whereby no communications between the plurality of client networks can be made over the first virtual local area network. A related method is also described.