Guilherme Campos has worked on a wide range of civil engineering projects, with emphasis on highway engineering, large real estate civil works, land subdivisions, urban development, urban cleaning, retaining structures, bridges and overpasses, as well as general knowledge of railways, dams, gas pipelines and industrial/electromechanical assembly, having worked in Brazil and abroad. In deviation analysis, damage calculation and disputes, the following projects stand out:
- Construction of the Fundão dam – Vale – Germano Mine – Mariana/MG
- Raising of the Eustáquio dam – KINROSS – Paracatu/MG
- Raising of Dam A – KINROSS – Paracatu/MG
- Raising of the Sela dam – KINROSS – Paracatu/MG
- Northeast Refinery – RNEST (installation of product shipping and receiving pipelines);
- Duque de Caxias Refinery – REDUC (modernization of the powerhouse burners)
- Presidente Bernardes Refinery in Cubatão – RPBC (OFF-SITE works for the Diesel portfolio)
- Hospital de Clínicas de Porto Alegre (HCPA expansion works)
- Barueri WWTP – Sabesp (expansion of the Barueri wastewater treatment plant)
- Trunk sewer works – Tietê River clean-up – Phase III
- Transmission facilities (transmission lines and substations) – ANEEL Auction 005/09
- Highway duplication works under the 040 Highway System concession program
- Restoration (retrofit) and construction of a LEED-Gold commercial building – Rio de Janeiro
- Construction of the Florianópolis ring road;
- Runway expansion and construction of the new terminal at Florianópolis airport.