Main contact:




 Arch. Dimitar Paskalev

Zero energy architecture, Building energy strategies, Building enevelope design

contact corporate page




    Marta Stoilova : project coordinator : contact



 Eng. Kiril Velkovsky

Daylight technology, Radiation and Thermal analyses, Shading systems, 

contact personal page





 Eng. Veneta Novakova

Advanced facade solutions

 contact / corporate page




  Arch. Milan Rashevsky

Zero energy architecture, Passive house design, Building energy simulations

contact / personal page






 Eng. Valentin Vasilev

HVAC, solar thermal systems, seasonal energy storage






Eng Petar Kamburov

HVAC, Building energy simulations,  Feasibility studies






 Eng. Ilia Radev

Microwind solutions, Building integrated microwind

contact / corporate page





 Eng. Georgi Georgiev

CFD analisys, Feasibility studies, PV and microwind systems

contact coporative page





 Eng. Ivan Veltchev

HVAC, Solar thermal and PV design, Biomass solutions

contact / corporate page





 Eng. Krasimir Obretenov


contact  coporate page





 Arch. Georgi Georgiev

Building with natural matirials, Passive house design

contact /  personal page