Galileo Co-Founders: Tim Conley and Chris Churchey

Tim Conley

Storage performance expert & former IBM systems architect and engineer

As Co-Founder and Principal of ATS Group and the Galileo Division, Tim Conley brings over 27 years of IT experience in enterprise open systems and storage products supporting banking, insurance, public, and private sectors–with emphasis on Power Systems, IBM Storage, storage area networks (SAN), and Enterprise-wide Backup and Recovery. Tim is also an IBM Certified Specialist and subject matter expert (SME) in AIX, TSM, SAN, and IBM Tape/Disk Storage solutions. In his current role, Tim provides technical consulting services to IBM, IBM Business Partners, and customers in IT architecture, AIX, performance/tuning, Storage solutions, and technical project management areas. Tim also conducts storage assessments for IBM as an independent Regional Systems Integrator. Previously, Tim was a Sr. IT Specialist at IBM Corporation and Provident Mutual Life. Tim earned his Bachelor of Science in Accounting from Widener University.

Chris Churchey

Server/storage performance expert & former IBM systems architect and engineer

As Co-Founder and Principal of ATS Group and the Galileo Division, Chris Churchey brings over 35 years of IT experience in enterprise open systems and storage technologies–with an emphasis on operating systems, virtualization, large scale systems/storage architecting, design and integration, and performance optimization of computer resources. Chris holds numerous IBM Certifications and is a subject matter expert (SME) in Server/Storage Consolidation, Performance, AIX, Linux, Power, Virtualization, and IBM Storage technologies. In his current role, Chris oversees business development and the management and support of large/direct ATS customers. Chris also oversees the requirements, strategy, and business development of Galileo Performance Explorer®, the company’s cloud-based charting tool that provides customizable, on-demand views of infrastructure performance. Prior to ATS, Chris was with IBM for 23 years, where his ending assignment was as a Consultant Systems Architect providing architecture, design, and IT consulting services to IBM Commercial and Federal customers. Chris was recognized as IBM Systems Engineer of the Year in 1991.

Mercedes Petrellis, PMP

Chief Operating Officer

Mercedes has over 15 years of experience in the IT field performing tasks in IT consulting, project management, support, engineering, and training. As COO, Mercedes is responsible for directing daily operational activities and assists and leads the development and execution of corporate strategic initiatives. Mercedes is PMI Certified Project Management Professional (PMP). She plays a key role working with customers, account managers and technical resources. Mercedes oversees the company’s project portfolio and resources. As a Technical Project Manager she leads teams, creates and manages project schedules, and ensures deliverables are met on time and within budget. Mercedes currently holds secret and public trust clearances for multiple federal government agencies.

Jerri Pelletier


Jerri Pelletier brings over 30 years of business administration experience, and has spent the last 14 years focusing on finance and accounting areas. In her current role, Jerri is responsible for all accounting functions including accounts payable, accounts receivable, cash flow, payroll, forecasting, and budgeting, and financial reporting. She also oversees all employee benefits and assists the Technical Project Managers in managing the profitability of projects and resources. Prior to joining ATS, Jerri held key financial, administrative, and office manager roles at various mid-sized companies. Jerri earned a Bachelor of Arts in Business Education with a concentration in Accounting from Shepherd College.