Leader Communications Inc. Leader Communications Incorporated (LCI) is an award-winning, IS0 9001:2015 Certified, ISO 20000-1:2011 Certified, ISO 27001:2013 Certified, Capability Maturity Model Integrated® (CMMI®) Level 3 Rated, Small Disadvantaged, Service-Disabled Veteran-Owned company, committed to providing the highest level of professional services and cost-effective solutions for today's challenging requirements.