International Partners

Our international partners comprise companies that have been selected for their ability to add technical value to our business proposals.

In this way, we constantly strive to be closely aligned with global technical trends.

We wish to offer our clients the most advanced working methodologies with the highest degree of cost effectiveness. Our current international partnerships include the following:


  • One of the largest North-American companies offering solid waste management solutions;
  • Committed to developing innovative solutions in the solid waste area, with a view to aiding communities and organizations in attaining their sustainability objectives, including “zero waste”;
  • The largest North-American recycler of domestic waste;
  • Supplier of renewable energy (landfill-gas-to-energy).

logo langanLANGAN Engineering and Environment Services Inc.

  • Subsidiary of the United States company LANGAN;
  • Provides such services as conceptual planning, feasibility studies, licensing, hydrological and hydraulic studies, redevelopment of contaminated sites, engineering and construction management;
  • Works for the best designers and construction companies in the world;
  • Founded in 1970: 40 years’ experience as a company;
  • United States, Abu Dhabi, Dubai and Doha.


CGAgeo Meio Ambiente e Geologia Ltda.
Rua Dr. Luiz Migliano, 1986, CJ 2708
Morumbi - São Paulo/SP
Phone numbers.: +55 11 3739.3379 | 3740.2600