Spanish company Atelco, which specializes in the deployment and maintenance of fiber-optic networks, has filed for bankruptcy protection after losing one of its major contracts with telecoms giant Telefónica.

The company was forced to initiate bankruptcy proceedings following the expiration of a network maintenance contract with Telefónica that accounted for a significant portion of its business. The loss of the contract reportedly worsened its financial situation to the point where continuing operations under current conditions was no longer viable.

For years, Atelco has been one of the contractors responsible for deploying, maintaining, and operating fiber-optic networks for Telefónica in various regions of Spain.

This case reflects the difficulties faced by many engineering and services companies that work for major telecommunications operators. After years of intense expansion of FTTH networks, the market has entered a phase of greater maturity, with lower deployment volumes and growing pressure on operating and maintenance costs.

In this context, the renewal or loss of a high-volume contract can have a decisive impact on highly specialized companies whose business depends on a small number of clients.

Market consolidation and the optimization processes undertaken by operators are also altering the structure of the supply chain, favoring greater concentration among suppliers capable of operating at scale.

Atelco’s situation coincides with a period of change for the Spanish telecommunications market, marked by the consolidation of operators, the creation of new fiber companies, and the gradual shift of investments from FTTH deployment toward the modernization of mobile networks, 5G, and the digital infrastructure associated with cloud services and artificial intelligence.

Spanish newspaper Cinco Días reports that Atelco owes its 800 employees their June salaries, bonuses, and severance pay, while unions in the country have initiated talks with Atelco's management over these wages and job security.

Although fiber deployment remains essential for supporting the growth of data traffic and data center connectivity, the pace of network expansion has slowed compared to previous years, forcing many companies in the ecosystem to adapt their business models.

This piece was automatically translated from DCD's Spanish site and edited by a member of DCD staff.