Many companies post codes of conduct on their webpage. Some codes may refer to specific areas such as social responsbility, sustainability or codes for financial officers.
Here are some representative codes identifies using Ethisphere's 2012 World's Most Ethical Companies.
Many professional organizations have adopted code of ethics. Here are a few...
Global Compact is a voluntary initiative of the United Nations designed to encourage companies to follow a set of principles supporting societies and economies.
This is a selected list of organizations and agencies that monitor corporate activities.