Fenasan 2026 – 37th AESabesp Technical Meeting

Fenasan, the National Sanitation and Environment Fair, runs alongside the AESabesp Technical Meeting to form what the organizer calls the largest environmental sanitation event in the Americas. The 2026 edition, the 37th Technical Meeting, marks AESabesp's 40th anniversary under the theme of connecting people, knowledge and innovation for sanitation, and fills the Green and Red Pavilions of Expo Center Norte in São Paulo.

Who attends

The event gathers engineers, chemists, biologists, technicians, researchers, students, public managers and business owners working in environmental sanitation, together with leading manufacturers and suppliers from the sanitation supply chain. Companies and delegations from Germany, Argentina, Chile, China, the United States, the Netherlands, India, Israel, Italy, Mexico and Portugal take part.

What's covered

The fair and congress focus on technology and products for the whole sanitation cycle, aligned with the UN Sustainable Development Goals and ESG.

• Water treatment, transmission and supply
• Sewage collection and treatment
• Drainage and final disposal of waste
• Solid waste management, recycling and public cleaning
• Sustainable energy generation
• Universal sanitation targets and investment

Formats

The Technical Meeting runs as a paid congress with oral and poster presentations of technical papers, short courses and plenary debates, while the exhibition is free to visit. Special programming takes place on the Sustainability Stage and the Fenasan Tec Arena inside the fair, alongside the No-Dig Show and technical visits.

Tickets & passes

• Fair visitor — Free: Free exhibition access with online registration
• Congress – AESabesp member — BRL 780: From 31 August and on site (R$ 700 until 30 August)
• Congress – non-member — BRL 2,060: From 31 August and on site (R$ 1,780 until 30 August)
• Congress – non-member author — BRL 900: From 31 August and on site (R$ 820 until 30 August)
• Congress – student, teacher or retiree — BRL 650: With proof of eligibility (R$ 500 until 30 August)