Antxón Alonsopartner of Santos Cerdán, owns a renewable energy company domiciled at the same address as several renewable energy companies. Forestalia and family Sumelzo.
This is the company New generation Caliope Innova, SL. This company was founded on April 8, 2022 and transferred in September of the same year to Antxon Alonso.
This company has assets of 2,180,918 euros and achieved no turnover andn recent years. Cerdán’s associate registered the company’s headquarters at 76 Serrano Street in Madrid.
The law firm is located at this address. GVJ & Associateswhich also operates in Switzerland. This office specializes in renewable energies.
GVJ & Associates offers all types of business and legal services in its office in the Salamanca district, the Spanish capital.
This newspaper verified that also extends its efforts to Switzerlandas the law firm itself announces on the plaque affixed to the facade of the building.
However, this office It omits any relationship with the Swiss country on its website.
Among the services it offers in the field of renewable energies are “acquisition financing”, “restructuring of business groups” and “buying and selling stocks and assets“.
In the management of GVJ & Associates, as reported by EL ESPAÑOL, several renewable energy companies linked to the Sumelzo family and Forestalia have their headquarters.
EL ESPAÑOL contacted the Secretary of State Susana Sumelzo, who completely dissociated himself from the business carried out by his brother (Juan José) and his cousin (Fernando).
“I have never had any financial relationship or any involvement in my family’s business activities,” he said.
Antxon Alonso was appointed sole administrator in September 2022coinciding with the months in which the Cerdán plot maneuvered in favor of Forestalia and Sumelzo with the Ministry of Ecological Transition (Miteco).
Also with the meetings carried out by Cerdán’s partner for the two other companies with the Government of Navarre and which bore fruit in a meeting at the end of 2023.
On November 6, 2023, Antxon Alonso met at the Palacio de Navarra with Vice President Félix Taberna, President of Forestalia, Fernando Samper, and the directors of this renewable company Carlos Ontañón, Luis Marruedo And Julio Tejedor.
This meeting was also attended by the Minister of Rural Development and Environment of the Government of Navarra, José María Aierdi.
Changes after the Cerdán affair
Antxon Alonso led the Next Generation Caliope Innova company until last November, when he transferred it to Javier Alonso Jiménez.
This person is linked to investment funds and renewable energy companies also linked to the law firm as well as Forestalia and Sumelzo.
A few weeks earlier, in August 2025, Antxon Alonso had domiciled the company at 11 Alcántara Street, Madrid.
These corporate changes were made after the registration of Servinabar, the indictment of Antxon Alonso and the imprisonment of Santos Cerdán.
GVJ & Associates is also the headquarters of Martínez mediations, Aragonese company that paid 148,000 euros to the construction company Cerdán y Alonso in 2022 and 2023.
Carmelo Aznárez, owner of the company, domiciled it at 76 Serrano Street in Madrid after making payments to Servinabar and changed its name to Ku – Real estate promotionsMom.
The former Mediaciones Martínez is also closely linked to the Forestalia and Sumelzo companies.
Aznárez also owns Mascún Civil Engineering Works. This construction company is associated with Sumelzo SA and its address in Huesca is now also the headquarters of Infraestructuras Montearagón.
This company is owned by Sumelzo’s brother (Juan José) and cousin (Fernando) and was headquartered at the same address as Servinabar in Pamplona.
THE Central Operational Unit of the Civil Guard (UCO) A payment from Sumelzo SA of 12,100 euros to the construction company Cerdán y Alonso was also noted.
The relationship between Forestalia, the Sumelzo family and GVJ & Associates dates back to 2017.
At this time they started a intense business transfer activity linked to the renewable energy sector.
These were often “ghost” companies that sat dormant while waiting to be used to compete for licenses.
Switzerland and foreigners
This network has countless commercial companies linked to the renewable energy sector that pass from one hand to another and which, on numerous occasions, They are based at the law firm on Calle Serrano in Madrid. which also operates in Switzerland.
As a result of the corporate tangle, several sole directors of foreign nationality also appear linked to other renewable energy companies and investment funds.
Santos Cerdán and Antxon Alonso served as mediators with the Mytec and the Governments of Navarra, Aragon and the Basque Country to launch a very high voltage line (MAT) between Zaragoza and Gatika (Vizcaya). This meant that the MAT passed through Navarre, from Carcastillo to Alsasua.
Construction was a major strategic objective for Forestalia And Sumelzo.
Cerdán’s land contacts at Miteco were members of Vice President Ribera’s team. Among them is his chief of staff, Borja Sastre, according to sources close to the negotiations revealed to EL ESPAÑOL.
Sastre was promoted by Ribera in November 2023, the same month Antxon Alonso organized a meeting with the government of María Chivite at the request of Forestalia
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