Mark Chinsky began his career in 1988, as a consultant with Ernst & Young.  Mark used his knowledge of business and application software to provide clients with practical solutions to business requirements. His product knowledge included Solomon, Great Plains, Platinum, Real World, and State of The Art (Sage Software). Mark left  E&Y to co-found Micro Business Consulting Systems where his firm became one of the major MAS90 resellers in the North East. Mark developed expertise in complex distribution, warehouse logistics, and EDI applications.

In 1993 Mark founded On-Track Consulting, a firm designed to provide integrated business software to mid-market companies requiring accounting, distribution, and manufacturing solutions. On-Track achieved top industry honors for rapid growth and outstanding levels of client satisfaction. In 1999 On-Track was acquired by ePartners, a national ERP solutions provider. There he was part of the management team responsible for the NY metro area as well as rolling out the company's regional CRM division.

In 2003 Mark and a team of top industry professionals founded Clients First Business Solutions to bring real meaning back to the words "Clients First."