Ordem Dos Engenheiros - OEP
Portuguese Association of Engineers


  • Established: 1936

    Personal Members: 53792 (79 specialists on the Climatization (HVAC) specialization)

    Number of personnel in the office: Besides the headquarters in Lisbon, Ordem dos Engenheiros has 5 regional offices (North, Center and South of Portugal, Madeira and Azores) and delegations in different cities along the country. OEP has a total number of 78 administrative workers.

    Ordem dos Engenheiros is the Portuguese Association of Engineers. The members are integrated in colleges and specializations. The representation in REHVA is assured through the specialization in Climatization (HVAC) chapter.








Number of issues/ year: Ingenium (6 issues per year)
Number of copies per issue: 50 000


There is a national newsletter sent monthly to associates (except August).


Number of training events/courses per year: Annual Meeting of HVAC Chapter
Total number of participants per year: 200


National conferences per year: one National Conference of OEP each two years, two annual meetings of Climatization chapter

  • 20-22 Climatization Days, 13 October 2022, OEP, Lisbon
  • Annual Meeting of HVAC Chapter, 13 October 2022, OEP, Lisbon

International Conferences/Technical Sessions per year:

  • Technical Session, January, OEP, Lisbon
  • Technical Session, Mars, OEP, Lisbon
  • Technical Session, May, OEP, Lisbon
  • Technical Session, July, OEP, Lisbon

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