There are three key changes to the organizational structure as a business grows:
Evolutionary changes within core functions in the company org chart. An organization can be parsed into 3 “meta-functions”-- MAKERS: those who make the product (manufacturing, operations, software development, engineering, services delivery, etc.); SELLERS: those who sell it; and “MEASURERS: those who set and measure progress and organizational health (e.g. finance, human resources, COO, President, CEO)
For larger organizations or organizations with specialized needs, additional finance-related functions may be required to resource an effective finance function (e.g. internal audit, transfer pricing department, corporate vs. divisional finance organizations, and more).