Founded on October 5, 1972, the company began its activities in the city of Foz do Iguaçu, managed by a group of entrepreneurs from Companhia Tropical de Hotéis. The group decided to invest in the services offered to tourists in the city of the falls by founding Tropical Táxi Aéreo (Helisul’s first name).

In the 70s, the only service offered were the panoramic flights that departed in front of the Cataratas hotel. Later the company was sold to a businessman, who renamed the company to Helisul
Táxi Aéreo Ltda. Shortly afterwards, the company was acquired by the Biesuz Family, currently managed by the Commanders. Eloy and Celso Biesuz.

As of the 1990s, it has launched new flights and expanded its services and bases throughout the national territory, with emphasis on the cities of Curitiba, Foz do Iguaçu, São José dos Pinhais, Brasília, Florianópolis, Rio de Janeiro, São José, Sao Paulo and Aquiraz.

Helisul has a complete structure of hangars, offering Specialized Air Services – SAE, Fixed Base Operator – FBO, Maintenance, Aircraft Charter and Management, Air Medical Transport and Panoramic Flights.

Currently, Helisul continues to advance, with a fleet of over 50 aircraft, the company has already invested in the purchase of 20 eVTOLS (flying cars) that will be available as of 2026.

Specialized Technical Staff

The Helisul Training Center aims at the constant recycling of knowledge with the team, in order to promote service excellence and continuous improvement in the performance of the sectors that comprise it.

Specific training is given, spreading the aeronautical culture of prevention in all segments. And that is why Helisul stands out as a model company of quality in the country.

Helisul is accredited as an authorized service center for Airbus Helicopters and SAFRAN. In order to maintain accreditation, Helisul is frequently audited, where requirements that attest to the quality and standardization of services are verified.

In addition, Helisul is certified in stage 2 of the IS-BAO.

Helisul Táxi Aéreo Ltda – Foz do Iguaçu Base has in its Scope of the Environmental Management System the operation of passenger transport activities, panoramic flights, specialized air services and maintenance services for own and third-party aircraft.

– Main product: panoramic flights

– Locations: Iguaçu National Park, Foz do Iguaçu and region within a radius of 600 km, including border areas. – ANAC Classification: The aircraft are governed by Rbac 135 – Táxi Aéreo and SAE Rbac 133 and Rbac 91.



Working with responsibility, respecting our customers and the environment, offering safe and high-tech solutions full time, with honesty and integrity.


Be a leading company in the market providing advanced air taxi services with a high level of technology, safety and quality, which meet the customers’ needs .