Location and History Lytle EAP is located in Pittsburgh, Pennsylvania. Founded in 1982, Lytle serves clients throughout western Pennsylvania, Virginia and the Washington D.C. metro area. Lytle joined the AllOne Health family of companies in 2018. Explore Our Solutions Member Support Page Lytle EAP Partners200 Cedar Ridge Dr, Suite 208Pittsburgh, PA 15205 1-800-327-7272 Lytle EAP Partners200 Cedar Ridge Dr, Suite 208Pittsburgh, PA 15205 1-800-327-7272 CONTACT US Client Highlights Lytle EAP serves clients in a variety of industries, including education, healthcare, unions, banking, municipalities, and professional associations. Specialty Services and Solutions Lytle employee assistance programs included medical advocacy. This service is now included in all AllOne Health employee assistance programs.