Our Leadership team

A graduate of Virginia Tech and a Certified Public Accountant, Lisa did not imagine she would be CEO of an IT firm. As CEO, Lisa took on the responsibilities of corporate management, contracts administration, human resource management and financial management. In 2012, the Leesburg area that CSS is located in was designated a Historically Underutilized Business Zone (HUBZone). Lisa performed the research and paperwork necessary for obtaining HUBZone certification for CSS.
Lisa Cusack, CEO
Alyssa joined CSS in 2015 to manage the company’s State government programs. She is experienced in providing senior leadership; program management; and services and solutions delivery for business transformation, process governance, enterprise information management, and enterprise applications development efforts. Alyssa’s experience includes governance of mission operations, human resources, IT, finance, contracts, and business development policies, processes, data, systems and supporting technologies.
Alyssa Krisko, Senior Program Manager
Bob graduated from the University of Maryland in 1984 with a Bachelor of Science in Psychology. In his last semester he received a computer (a TI-99-4a!) as a gift and quickly taught himself Assembler and Basic.Bob’s initial focus with CSS was on providing IT support to Federal Government Regulatory agencies. He is now performing as the CSS Chief Operating Officer.
Robert Cusack, COO
Desiré Ryan, Recruitment Manager/Quality Specialist joined CSS in 2018 to help with the recruiting efforts. She is experienced with more than fifteen (15) years of administrative, customer service, and supervisory experience, she has strong customer service and managerial skills. Ms. Ryan is team oriented with strong written and oral communication skills, she works well under short term deadlines, has strong problem solving and mediation and has the ability to multitask and prioritize efficiency.
Desiré Ryan, Talent Acquisition Manager

Brian joined CSS in 2015 to oversee the US Treasury and Maryland MVA programs while tasked with developing an Analytics practice and expanding CSS into new opportunities. He is a subject matter expert in Federal payments, payment integrity, prevention and recovery of Improper Payments, and operational analytics. Brian started his career working for a large business intelligence consulting company, and went on to start his own consulting firm that merged with CSS in 2015.
Brian Pickler, Vice President
Drew is an integral member of the CSS Corporate Management Team serving multiple roles across the company. Mr. Mueller joined CSS in 2018 bringing with him 12 years of experience in Government Contracting. Over the past 6 years he has been supporting the US Treasury Bureau of the Fiscal Service as a Senior Data Analyst along with his corporate responsibilities.
Drew Mueller, Senior Operations Manager