The Caribbean Association of Investment Promotion Agencies (CAIPA) facilitates and promotes investment in the Caribbean region. The CAIPA website includes information regarding investment opportunities and incentives, as well as general information about the economies of each of its member countries.

The Guyana Association of Securities Companies and Intermediaries (GASCI) is the official stock exchange of the country. The site includes trading information, presentations for download, a list of brokers, and news.

The Guyana Office for Investment functions as both an investment and an export promotion agency for the country. The site includes news, investment incentives and legislation, reasons to do business in Guyana, and information about different economic sectors.

The Bank of Guyana fosters price and monetary stability in Guyana. This site contains information on the legal, regulatory, economic, and financial frameworks of Guyana. It also provides data covering Guyana's currency, foreign exchange rates, and interest rates. Recent publications are available to users as well.

Guyana's Bureau of Statistics works with government departments in order to organize and publish statistical data on several sectors of the country. The site includes reports and publications, as well as the census.

Guyana's Government Information Agency (GINA) functions to provide for communication and the exchange of information between Guyana's government and the public. The site includes news, information on the administration and ministries, and relevant documents.

The Georgetown Chamber of Commerce and Industry is a private sector representative body in Guyana focusing on the promotion of trade and industry at the local, regional, and international level. The site contains news and events, publications, a job bank, and options for advertising businesses. Users also have the option to subscribe to their blog, so they can receive notifications of new posts by email.