Company History


After 27 years as Salvador Caetano employee, Fernando Vieira de Sousa joined his wife, Maria Pilar Teixeira, to found “Fernando & Teixeira, Lda”. The company’s goal was to supply heating and air conditioned to the buses assembled by Caetano Bus, in Vila Nova de Gaia.


After four years working in a small garage, “Fernando & Teixeira, Lda” moved to the current headquarters, also in Vila Meã, a small village in a Amarante (Porto district), with fine connections by road and train.


Responding to market demands, the company extends its services to gas installations, central heating and air conditioning systems.


The company gets the quality certification in heating and cooling systems for buses, according to the rule NP EN ISO 9001:2000, by Apcer, a company that participates in IQNet - The International Certification Network.


In the application process for a public work permit, the company changes its name to “FT System, Lda”.


“FT System, Lda” gets the public work permit, that allows the company to supply the government and other public institutions.


The company obtains quality certification for the service of installation, maintenance and technical assistance of fixed refrigeration, air conditioning and heat pumps equipment, containing fluorinated gases.


“FT System, Lda” quality certification is extended to HVAC (Heating, Ventilation and Air Conditioning) Systems, Solar Energy, Gas and Hydraulic Networks, thus covering all areas of the company.


“FT System, Lda” is nominated PME Excelência (SME Excelence), a status given to best small and medium-sized enterprises by IAPMEI (Portuguese Agence for Competitiveness and Innovation).


“FT System, Lda” is again nominated PME Líder (SME Leader) by IAPMEI, renovating the status obtained in 2012, 2013, 2016 and 2017.


FT System completed, with success, the transition of its quality system to ISO 9001:2015.


The company starts the certification process of an environmental management System (under ISO 14001:2015 requirements) and a Occupational Health & Safety management system (under ISO/FDIS 45001:2017 requirements).


“FT System, Lda” is again nominated PME Excelência (SME Excelence), a status given to best small and medium-sized enterprises by IAPMEI (Portuguese Agence for Competitiveness and Innovation).

Who we are

FT System is a portuguese company, founded in 1991, that provides air conditioning, ventilation, central heating systems and solar panels.

What we do

We supply air conditioning and heating systems for Caetano Bus, the most important manufacturer of buses and coaches in Portugal. We also provide and install air conditioning and central heating for hotels, banks, houses and other housing and commercial facilities. Our services also include gas installations and solar panels.


  • Accuracy
  • Competence
  • Effort
  • Creativity
  • Honesty
  • Teamwork
  • Competitiveness

Management Policy

FT SYSTEM sees the satisfaction of its clients, shareholders, employees and other stakeholders as one of its fundamental strategic objectives. In a context where environment concerns and people’s safety is equally central, FT SYSTEM has defined a Quality, Environment and Safety Policy with the following principles and commits itself to provide the necessary resources for its implementation:

  • To satisfy the needs and expectations of the clients, fulfilling the commitments assumed and ensuring effectiveness in the required assistance

  • Ensure compliance with the standards NP EN ISO 9001: 2015, ISO 45001: 2017 and NP EN ISO 14001: 2015

  • Provide an adequate framework for defining the objectives of Quality, Environment and Health and Safety at Work

  • Commitment to eliminate and/or reduce hazards and risks, environmental aspects and impacts with impact on stakeholders

  • Innovate in order to continually seek new ways of improving productivity

  • Comply with legal requirements and other requirements that FT SYSTEM subscribes to

  • Listen to all stakeholders and act in harmony with environment, as well as undertake the commitment of consultation and participation of all workers

  • Reduce, reuse and recycle, promoting the involvement of all workers in this effort

  • Reinforce the commitment to continuous improvement of all processes

  • Involve workers through the promotion of continuing training actions, informing them of accident rates, as well as investigating accidents and implementing corrective measures

  • Implement measures to protect environment, including pollution prevention, sustainable use of resources and protection of biodiversity and ecosystems

  • Acting to provide safe and healthy working conditions to prevent accidents and occupational diseases

  • Establish partnerships with Suppliers and Subcontractors based on a spirit of ongoing collaboration aimed at encouraging the provision of better materials and services that are more environmentally-friendly and offer greater security


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Employees Certifications


  • Air Conditioning Installation and Maintenance Technician > 100 kw
  • Air Conditioning Installation and Maintenance Technician < 100 kw
  • Maintenance of Ozone Depleting Substance (ODS) Fluids
  • Handling of Fluorinated Greenhouse Gases
  • Building Fire Safety Technicians
  • Gas Appliance Mechanics
  • Gas Technicians
  • Gas Appliance Installers


  • Copper and Polyethylene Welders
  • Brazer Approval Test Certificate
  • Technicians of Verification and Inspection of Gas Systems in Buses
  • Technicians for Intervention in Motor Vehicle Air Conditioning