Ferrosur
A Mexican freight railway serving southeastern Mexico, including important routes linking Mexico City with the Gulf port of Veracruz.
Last updated August 25, 2026
Overview
Ferrosur, formally Ferrocarril del Sureste and commonly identified by its syllabic name, is a Mexican freight railway company serving the southeastern part of the country. It operates under a concession created during the privatization of Mexico’s railway system and has historically provided rail access between Mexico City, the Gulf of Mexico, and the Atlantic port of Veracruz. Its network also reaches the port of Coatzacoalcos and includes the SC Line between Veracruz and Mexico City. The company began operating on December 18, 1998, after obtaining the concession for Mexico’s southeastern railway. Its original ownership involved the construction company Tribasa and Grupo Financiero Inbursa. In 1999, Grupo Carso acquired Tribasa’s interest. Ferrosur later became part of Grupo México’s transportation portfolio when Grupo México acquired the railway in November 2005 through a stock transaction valued at US$309 million. Grupo México already owned Ferromex, another major Mexican railway, making the transaction strategically significant for the country’s freight-rail industry. The proposed combination of Ferrosur and Ferromex was controversial. Mexico’s Federal Competition Commission rejected an attempted merger in 2002, following opposition from Grupo Transportación Ferroviaria Mexicana, which later became Kansas City Southern de México. After Grupo México purchased Ferrosur, the competition authority again rejected a merger in June 2006, arguing that the combination could create excessive concentration and harm consumers and competing shippers. A tribunal subsequently ruled in Grupo México’s favor in March 2011, allowing the combination. Despite that decision, Grupo México continued to operate Ferrosur and Ferromex as separate railway companies. Both form part of Grupo México Transportes, whose wider railway portfolio later expanded into the United States through the 2017 acquisition of Florida East Coast Railway’s parent company. Ferrosur’s operations are centered on freight transportation and rail infrastructure access rather than passenger services. Its routes serve industrial and commercial traffic moving through southeastern Mexico, with the Veracruz and Coatzacoalcos port connections providing access to maritime trade. The railway’s route east of Acultzingo contains numerous tunnels, including the longest railway tunnel in Mexico according to the referenced account. Locomotives operating through these tunnels are frequently covered in soot, a visible characteristic of the line’s operating environment. In May 2023, the Mexican Armed Forces occupied approximately 127 kilometres of Ferrosur railway in Veracruz. The affected sections included the El Chapo–Coatzacoalcos, Coatzacoalcos–Medias Aguas, and Hibueras–Minatitlán corridors. The infrastructure was intended for the Interoceanic Corridor of the Isthmus of Tehuantepec and was later incorporated into the state-operated Interoceanic Railway of the Isthmus of Tehuantepec. The action was widely characterized as unusual and was viewed by some observers as an expropriation, while Mexican officials described it as a temporary occupation connected to national security and public interest. The government and Grupo México reached an agreement on May 31, 2023. Under the arrangement, the 1998 concession was extended by eight years, leaving it in force until 2056. Ferrosur would receive or pay applicable rights-of-way fees under the agreed operating framework, while the state-owned Ferrocarril del Istmo de Tehuantepec would assume operating, maintenance, and safety costs for the incorporated sections. The episode demonstrated the continuing strategic importance of Ferrosur’s infrastructure to Mexico’s transport policy and regional development plans.
History
Ferrosur emerged from the privatization of Mexico’s railway system in the late 1990s. The company received the concession for the southeastern railway and commenced operations on December 18, 1998. Its initial ownership consisted of Tribasa and Grupo Financiero Inbursa. The railway’s principal strategic role was to connect southeastern industrial regions with Mexico City and the Gulf and Atlantic port infrastructure centered on Veracruz and Coatzacoalcos. In 1999, Grupo Carso acquired Tribasa’s interest. The company’s ownership later changed substantially when Grupo México purchased Ferrosur in November 2005. The acquisition was completed through a stock transaction reported at US$309 million and placed Ferrosur alongside Ferromex, Grupo México’s other major Mexican railway. The proposed merger of the two companies had already been rejected in 2002 by Mexico’s Federal Competition Commission amid opposition from Grupo Transportación Ferroviaria Mexicana. Following the acquisition, Kansas City Southern de México, the successor to that company, again sought to prevent the combination. The competition authority rejected the merger in June 2006, arguing that it could produce excessive concentration in the railway industry and negatively affect consumers and competing shippers. Grupo México challenged the decision, and a tribunal ruled in the company’s favor in March 2011. The combination was therefore permitted, although Grupo México continued to operate Ferrosur and Ferromex as separate railway companies. Their broader transportation activities became associated with Grupo México Transportes. That group expanded internationally in 2017 by acquiring the parent company of Florida East Coast Railway, which operates in Florida. Ferrosur’s network remains focused on freight railways in southeastern Mexico. Its territory includes service to Veracruz and Coatzacoalcos and the SC Line connecting Veracruz with Mexico City. The route contains substantial engineering infrastructure, including many tunnels east of Acultzingo and a tunnel identified in the referenced material as Mexico’s longest. The railway’s port connections make it relevant to industrial supply chains and maritime freight flows. A major change to part of the network occurred in May 2023, when the Mexican Armed Forces occupied roughly 127 kilometres of Ferrosur railway in Veracruz for the Interoceanic Corridor of the Isthmus of Tehuantepec. The affected corridors were El Chapo–Coatzacoalcos, Coatzacoalcos–Medias Aguas, and Hibueras–Minatitlán. The infrastructure was subsequently incorporated into the state-operated Interoceanic Railway of the Isthmus of Tehuantepec. The government characterized the action as a temporary occupation undertaken in the national-security and public-interest context, while observers described it as unusual and potentially equivalent to expropriation. Negotiations between Grupo México and the government concluded on May 31, 2023. The agreement extended the concession originally granted in 1998 by eight years, leaving it valid until 2056. It also provided for rights-of-way payments and assigned the state railway company responsibility for operation, maintenance, and safety costs on the relevant sections. The episode reinforced the strategic importance of Ferrosur’s routes while leaving the company as an active component of Grupo México’s Mexican freight-railway operations.
- 2023Sections of Ferrosur network transferred to interoceanic corridor project
The Mexican government occupied and later incorporated approximately 127 kilometres of Ferrosur infrastructure into the Interoceanic Railway of the Isthmus of Tehuantepec project.
- 2023Concession extended to 2056
An agreement reached on May 31 extended Ferrosur’s concession by eight years, leaving it in force until 2056.
- 2017Grupo México Transportes expands into the United States
Grupo México’s transportation division completed the acquisition of the parent company of Florida East Coast Railway, broadening the group’s rail portfolio beyond Mexico.
- 2011Tribunal permits combination
A tribunal ruled in Grupo México’s favor, permitting the combination of its railway interests while the two companies continued operating separately.
- 2006Merger rejected by competition authority
Mexico’s Federal Competition Commission rejected the proposed Ferromex–Ferrosur merger because of concentration concerns.
- 2005Grupo México acquires Ferrosur
Grupo México acquired Ferrosur in November through a stock transaction reported at US$309 million.
- 1999Grupo Carso acquires Tribasa’s interest
Grupo Carso acquired the stake previously held by construction company Tribasa, changing the ownership structure established at Ferrosur’s launch.
- 1998Ferrosur begins operations
Ferrosur began operating on December 18, 1998, after receiving the concession for Mexico’s southeastern railway during the country’s railway privatization process.
Products and positioning
A strategic southeastern Mexican freight railway focused on industrial, port-connected, and interregional cargo movement.
Freight railway transportationRail freight service1998
Ferrosur’s core offering is freight transportation across southeastern Mexico. Its railway links industrial and commercial areas with Mexico City and major Gulf-side port facilities. The service is oriented toward cargo movement rather than passenger transportation and forms part of Grupo México’s broader rail logistics network.
Veracruz–Mexico City corridorFreight corridor1998
This corridor connects Mexico City with Veracruz, one of Mexico’s busiest Gulf of Mexico and Atlantic ports. It is a central element of Ferrosur’s network and supports the movement of freight between the national capital, inland industrial markets, and maritime trade infrastructure.
Coatzacoalcos-linked servicesPort-connected rail service1998
Ferrosur operates routes associated with Coatzacoalcos, an important port in southeastern Mexico. The company’s historical territory included the El Chapo–Coatzacoalcos and related corridors, although portions of that infrastructure were incorporated into the state-operated Interoceanic Railway of the Isthmus of Tehuantepec in 2023.
SC LineFreight corridor
The SC Line is a Ferrosur route between Veracruz and Mexico City. It is part of the company’s principal southeastern network and provides a rail connection between the port and inland freight markets.
Flagship businesses
- Veracruz–Mexico City freight corridor
- Coatzacoalcos-connected southeastern railway services
- SC Line between Veracruz and Mexico City
Brand decisions
- 2023Agreement on occupied Veracruz railway sectionsStrategy
The Mexican government occupied approximately 127 kilometres of Ferrosur infrastructure for the Interoceanic Corridor of the Isthmus of Tehuantepec.
What changed. The agreement extended Ferrosur’s concession by eight years to 2056 and established arrangements for rights-of-way and state responsibility for operation, maintenance, and safety on the incorporated sections.
Aftermath. The affected infrastructure became part of the state-operated Interoceanic Railway of the Isthmus of Tehuantepec, while Ferrosur remained an active Grupo México railway.
- 2011Tribunal authorizes combination of Grupo México railway interestsM&A
The Federal Competition Commission had rejected the Ferromex–Ferrosur combination because of concerns about excessive concentration.
What changed. A tribunal ruled in Grupo México’s favor and permitted the merger.
Aftermath. Grupo México continued to operate Ferrosur and Ferromex independently within its transportation portfolio.
- 2005Grupo México purchases FerrosurM&A
Grupo México, which already owned Ferromex, sought to expand its position in Mexico’s freight railway sector.
What changed. Grupo México acquired Ferrosur through a stock transaction reported at US$309 million.
Aftermath. The acquisition led to renewed regulatory opposition to combining Ferrosur with Ferromex, although the companies continued operating as separate railways.
Reported transaction value. US$309 million (November 2005)
- Kansas City Southern de México — Petitioned the Mexican government to block the proposed Ferrosur–Ferromex merger.
- 2002Initial Ferromex–Ferrosur merger proposal rejectedM&A
A proposed merger between Ferromex and Ferrosur was reviewed during a period of consolidation in Mexico’s privatized railway sector. Grupo Transportación Ferroviaria Mexicana opposed the transaction.
What changed. Mexico’s Federal Competition Commission rejected the proposed merger.
Aftermath. The issue returned after Grupo México acquired Ferrosur in 2005 and contributed to a further competition review.
- Grupo Transportación Ferroviaria Mexicana — Opposed the proposed combination.
Recent events
- 2023Mexican Armed Forces occupy sections of Ferrosur infrastructure
In May 2023, approximately 127 kilometres of Ferrosur railway in Veracruz were occupied for use in the Interoceanic Corridor of the Isthmus of Tehuantepec project. The move was described by officials as a temporary occupation and was widely viewed as an unusual state intervention.
RegulationOther - 2023Ferrosur concession extended after agreement with Mexico
An agreement reached on May 31, 2023 extended Ferrosur’s railway concession by eight years, to 2056, while establishing arrangements for rights-of-way and state responsibility for operating, maintaining, and securing the incorporated railway sections.
Regulation - 2011Tribunal permits Grupo México railway combination
A tribunal ruled in favor of Grupo México in March 2011, allowing the combination of its railway interests after earlier competition objections. Ferrosur and Ferromex nevertheless continued to operate independently.
RegulationM&A - 2006Competition authority rejects Ferromex–Ferrosur merger
Mexico’s Federal Competition Commission rejected the proposed combination of Ferromex and Ferrosur, citing concerns that the transaction could excessively concentrate the railway sector and disadvantage consumers and competing shippers.
RegulationM&A - 2005Grupo México acquires Ferrosur
Grupo México acquired Ferrosur in November 2005 through a stock transaction reported at US$309 million, bringing the southeastern railway into the same corporate transportation portfolio as Ferromex.
M&A
Sources
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