LCA Support has more than ten years of experience in preparing life cycle calculations of buildings and construction materials (LCA - Life Cycle Assessment). The main services are preparation of EPD of building materials and calculations of the carbon footprint of buildings for the use of various green certificates (BREEAM, LEED, DGNB, etc.). In addition, LCA Support was the first in the Baltic States to start offering EPD verification services according to the Building Information Foundation RTS (Finland) or The International EPD System / Environdec (Sweden) publisher requirements. LCA Support provides services under Rangi Maja OÜ.

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Anni Oviir has given trainings on LCA in cooperation with the Estonian Green Building Council, presented at several conferences (including Äripäev Säästlik Hoone, Sustainable Built Environment, Knowledge-Based Building, Low Carbon Construction, etc.), has been a guest lecturer at various universities and currently works as an LCA expert in construction at Tallinn University of Technology.