Water

• Water and Sewage (AyA) 
• National Service of Groundwater irrigation and drainage 
• Water Department of the Ministry of the Environment, Energy and Telecommunications 
• Costa Rican Institute of Fisheries and Aquaculture (INCOPESCA)  

Electricty and Energy

• Energy Sectorial Unit of the Ministry of the Environment, Energy and Telecommunications 
• National Power and Light Company 
• Costa Rican Institute of Electricity (ICE) 
• Costa Rican Petroleum Refinery (RECOPE) 

Telecomunications

• Telecommunications Regulator (SUTEL) 
• Vice Ministry of Telecommunications   
• Costa Rican Electricity and Telecommunications Institute (ICE) 
• Radiográfica Costarricense S.A. (RACSA) 

Transport

• Ministry of Transport and Public Works 
• Costa Rican Institute of Railways (INCOFER) 
• Costa Rican Institute of Pacific Ports (INCOP) 
• Atlantic Port Authority (JAPDEVA) 

Education And Research

• Universidad de Costa Rica 
• Universidad Estatal a Distancia 
• Universidad Nacional 
• Instituto Tecnológico de Costa Rica 
• National Council for Scientific and Technological Research (CONICIT) 
• College of Agriculture of the Humid Tropical Region (EARTH)
• Tropical Agricultural Research and Training Center (CATIE)
• Biodiversity Institute (INBio)
• University for Peace (sponsored by the United Nations)
• List of universities voluntarily accredited before the National Council of Accreditation of Higher Education (SINAES)
• INCAE Business School

Tourism

• Costa Rican Tourism Board (ICT)
• National Chamber of Tourism (CANATUR)

Health

• Ministry of Health  
• Health institutions 
• Caja Costarricense del Seguro Social (Public health insurance system)
• Council for the International Promotion of Costa Rican Medicine (PROMED)

Insurance

• Insurance Regulator (SUGESE) 
• National Institute of Insurance (INS) 

Bank

• Central Bank of Costa Rica 
• Financial System Regulator (SUGEF)
• Pensions Regulator 
• Securities Regulator 
• Costa Rican Banking Association 
• Chamber of Banks and Financial Institutions of Costa Rica 
• Banco Crédito Agrícola de Cartago 
• Banco de Costa Rica 
• Banco Nacional de Costa Rica 

Business

• Costa Rican Foreign Trade Corporation (PROCOMER)
• Costa Rican Investment Promotion Agency (CINDE)
• U.S. Commercial Service in Costa Rica
• Chamber of Industry of Costa Rica
• Chamber of the Food Industry
• Chamber of Information Technology and Communications  
• Costa Rican Textile Chamber
• Chamber of Commerce of Costa Rica
• Costa Rican-American Chamber of Commerce (AMCHAM)
• Costa Rican Union of Private Sector Enterprises
• Chamber of  Foreign Trade and Representatives of Foreign Firms
• Costa Rican Coffee Institute (ICAFE)
• National Banana Corporation (CORBANA)
• Costa Rican Sugar Association (LAICA)
•  Coffee related chambers (growers, roasters and exporters) 
•  Costa Rican Chamber of Realtors 
• Costa Rican Chamber of Construction 

Inquiries

• National Registry 
• Civil Registry
• Legal files
• Directory of Exporters, Importers and Services
• Inquiries related to Costa Rican tariffs and duties 
• Inquiries related to Costa Rican duties on cars and other vehicles
• Government procurement  
• Agriculture Sector Information System

Newspapers

• La Nación 
• La Prensa Libre 
• La República 
• Diario Extra 
• Al Día 
• El Financiero 
• Tico Times 

Other

• U.S. Embassy in Costa Rica
• CRUSA Foundation for cooperation
• Association of Residents of Costa Rica