Mauricio Garduño González Elizondo, described as a friend of Andy López Beltrán, founded Sixsigma Networks, a company specializing in telecommunications and data infrastructure services. ^[1] Sixsigma Networks has secured 198 public contracts with the Mexican federal government since 2006, with total values exceeding 33 billion pesos. ^[2] Mauricio Garduño González Elizondo, a friend of Andy López, founded multiple companies including Sixsigma Networks, Grupo Comercial Nasa, and Grupo Gamao, which secured multimillion peso contracts with various government agencies during the administrations of Felipe Calderón, Enrique Peña Nieto, and Andrés Manuel López Obrador. ^[3] Mauricio Garduño González Elizondo is also the owner of Grupo Comercial Nasa, Grupo Gamao, Fast Multimarca, and Bil Satelite Nasa, in addition to being a minority partner in JDBL and Compañía, S.A. de C.V. ^[4] Sixsigma Networks obtained a contract with the Tax Administration Service (SAT) in 2016 for the Technological Integration of Customs Project (PITA), valued at over 9.9 billion pesos, which was later finalized at 8.54 billion pesos after legal disputes. ^[5] Many of Sixsigma Networks' contracts were awarded through direct adjudication, a process that has raised questions about irregularities, particularly regarding a 2016 megacontract with the SAT worth over 9.9 billion pesos. ^[6] In Claudia Sheinbaum Pardo's administration, Sixsigma Networks obtained eight contracts, with the largest being a 542 million peso contract with the STPS in 2025 for data center administration services. ^[7]