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International Passive House Association - iPHA is a global network of Passive House stakeholders including architects, planners, scientist, suppliers, manufacturers, contractors and property developers. The International Passive House Association (iPHA) was formed by the Passivhaus Institut in order to advance the Passive House Standard worldwide as well as the quality for which it stands. It works to promote the Passive House Standard and foster a great public understanding of its significance. Energy+ International is a member of the International passive House Association.
The Passive House Institute (PHI) is an independent research institute lead by Dr Wolfgang Feist. PHI has played an especially crucial role in the development of the Passive House concept and has a leading position with regard to research on and development of construction concepts, building components, planning tools and quality assurance for especially energy efficient buildings. Energy+ International is accredited by the Passivhaus Institut Darmstadt, Germany to provide the training "Certified Passive House Designer", examination for certification and to make the first correction of the exam. We are authorized reseller of the Passive House Planning Package ( PHPP)
PassREg aims to triger the successful implementation of Nearly Zero Energy Buildings (NZEBs) throughout the EU, using Passive House supplied as much as possible by renewable energies as a foundation.

The Chamber of Architects in Bulgaria protects on a national and international level the interests of about 2500 architects, working in the field of building design and urban planning in an effort to contribute to the social welfare. Arch. Guergana Barabonkova is a memeber of the The Chamber of Architects in Bulgaria.

The U.S. Green Building Council (USGBC) is a nonprofit organization committed to a prosperous and sustainable future for our nation through cost-efficient and energy-saving green buildings. USGBC is made up of tens of thousands of member organizations, chapters and student and community volunteers that are moving the building industry forward in a way that has never been seen before. Arch. Guergana Barabonkova is a LEED accredited professional and a USGBC member.
Romania Green Building Council is a non-profit, non-political association of businesses and other organizations active throughout Romania. This is a leading organization promoting environmental responsibility and energy efficiency in the Design, Construction, Operation, and Deconstruction of Romania's buildings.

Architecture 2030, a non-profit, non-partisan and independent organization, was established in response to the climate change crisis by architect Edward Mazria in 2002. 2030’s mission is to rapidly transform the U.S. and global Building Sector from the major contributor of greenhouse gas emissions to a central part of the solution to the climate change, energy consumption, and economic crises. Тhe goal of Architecture 2030 is straightforward: to achieve a dramatic reduction in the climate-change-causing greenhouse gas (GHG) emissions of the Building Sector by changing the way buildings and developments are planned, designed and constructed.
Energy+ International has committed to the Architecture 2030 Challenge.