Cornerstone Services, Inc. Categories Social Service AgenciesMental Health Resource Education/Support 2174 Oneida Joliet IL 60435 (815) 727-6666 (815) 630-4906 Visit Website Rep/Contact Info Natalie Eddy × Natalie Eddy Robert Herling × Robert Herling Manager of Donor Relations Phone: (815) 727-6666 Send an Email Matthew Lanoue × Matthew Lanoue Phone: (815) 741-7602 Send an Email Penny Leclercq × Penny Leclercq Ken Mihelich × Ken Mihelich Phone: (815) 727-6666 Send an Email Ben Stortz × Ben Stortz Send an Email Portia Sturdivant × Portia Sturdivant Community Services Support Supervisor Phone: (815) 727-6666 Send an Email Share × Print Email Facebook Twitter LinkedIn Tell a Friend ×