Promigas is one of the oldest private companies in the natural gas sector in Latin America with 45​​ years of experience providing mass access to natural gas in Colombia. Since its beginnings it has played an active and important role in this process.

Promigas develops energy markets in Colombia and Latin America focusing in its transmission and distribution businesses dedicated to natural gas transmission; integrated solutions for the industry and power generation; natural gas and electrical power distribution. Recently, it has started in the liquefied natural gas business.  The number of subsidiaries that compose their investment portfolio and through which these businesses are developed is 20.

They transport 52% of the natural gas in Colombia through a 3000 km.  Also, they provide services for hydrocarbon producers and large industries which include the compression and dehydration of natural gas, the construction of gas pipelines, interconnection lines, and energy solutions such as generation, cogeneration and self-generation.

In Colombia, they supply natural gas to more than 3,6 million users,  40% of the national market, which represents approximately 12 million people. In Peru we service more than 800​​​,000 users.

Also, they operate and maintain approximately 26,000 km of electrical power distribution networks, reaching more than 380​,000 users in 38 communities in the department of Cauca, south of the country.

They have AAA ratings for debt issues in Colombia and BBB- internationally for IDR issues in foreign and local currency and are certified ISO 9001 for quality, OHSAS 18 001 in Occupational Health Safety and ISO 14 001 in environmental systems.

For over 24 years they have participated in the natural gas for vehicles -NGV- business, which they pioneered and continue searching new growth opportunities..

Promigas has led what is known as the natural gas revolution in Colombia, generating a positive economic, social and environmental impact.