The mill was founded in 1897, making it one of the oldest operational sugar refineries in the country.
The facility utilizes a co-generation plant that produces electricity from burning bagasse, a byproduct of the sugarcane milling process.
Ingenio San Carlos is a leading producer of white sugar in Ecuador, supplying both domestic markets and international exports.
The mill's operations are deeply integrated into the local economy of the Guayas province, influencing regional agricultural practices for over a century.
Ingenio San Carlos is one of Ecuador’s largest and most historic sugar mills, located in the town of Marcelino Maridueña. The facility processes vast quantities of sugarcane into refined sugar, molasses, and ethanol, serving as a primary economic pillar for the surrounding region. The company operates a sprawling industrial complex that includes extensive agricultural plantations and modern manufacturing infrastructure. It plays a significant role in the local supply chain, functioning as both a large-scale agricultural processor and a major regional employer. The site showcases the integration of traditional cane farming with industrial-scale refining techniques.
The entrance gates and the perimeter view showing the contrast between the lush cane fields and the industrial refinery.
Contact the company administration in advance if you are seeking an educational or professional industrial tour.
Wear light, breathable clothing due to the high heat and humidity common in the Guayas lowlands.
If arriving for business or an organized visit, ensure you have appropriate high-visibility gear if entering the plant floor.
Do not attempt to access the private manufacturing or loading zones without an official appointment or guide.
Operations are highly seasonal; the facility is most active during the sugarcane harvest months, typically between June and December.
Strict industrial safety protocols apply; follow all instructions regarding personal protective equipment and restricted access zones.
