Secure Property Development & Investment Limited announced the appointment of Alvaro Portela as a Non-Executive Director of the company. Alvaro, 60, a real estate professional with over 25 years' industry experience, was previously the Executive President and Chief Executive Officer of Sonnae Sierra for 20 years. Having joined Sonae Sierra in 1990, Alvaro played a significant role in the company from the opening of its first major shopping centre, to becoming a global leader in retail property development and management, with over 50 shopping centres across the globe. Alvaro retired from Sonnae Sierra in 2010 and now holds non-executive positions at various company boards, as Chairman at MAFP.