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We are a group of designers in the fields of architecture and town planning with the aim of creating buildings and cities for the man of the 21st century.

 

story

1989 architect’s office Stefano de Angelis, Lugano
2003 de Angelis associati SA, Lugano + de Angelis Mazza srl, Milan
2006 deltaZERO sa, Lugano

mission

We design buildings and cities for the 21st century man through the respect of 4 principles:
• no waste of ENERGY
• maximum FLEXIBILITY
• high WELLBEING
• interpret the DREAM of man through a simple and functional design.
TECHNOLOGY and CREATIVITY is the glue that we apply to the 4 basic principles to obtain the final product.

meaning

The soul of our projects is the deltaZERO philosophy which means zero differential between:
• energy consumed and energy produced
• state of the art and applied technology
• man's aspirations and living space.

The deltaZERO city and building
• produce as much energy as they consume and do not release any pollutants into the atmosphere
• ensure maximum flexibility of use in space and time
• guarantee a high level of comfort to those who live and work there.
• Our planning work relies on our skills as architects, designers and coordinators of a multidisciplinary and well-established network of reliable partners, and is based on a shared philosophy of thought and objectives.
Thanks to the experience gained in 30 years of activity we can offer the complete realisation of the designed works, guaranteeing time and costs.

partner

Stefano de Angelis-Effrem


Graduated in architecture at the Swiss Federal Institute of Technology Zurich in 1989, SdA opened his architectural practice in Lugano the same year.
In parallel with his professional activity he held annual cycles of lectures in architecture technology at the Politecnico di Milano (1991-1995).
In the 1990s his interest in urban planning and the functioning of institutions led him to take up political positions at municipal level in Switzerland and Italy.
As an officer of the Engineer troops SdA acquired organisational experience through the command of various companies and in the training courses of the Swiss Army; in 2001 he took command of the bat G 9, the battalion of the Engineers of Italian-speaking Switzerland.
SdA is a private and public expert and has been accredited by one of the most important international credit institutions.
In 2003 he set up with Maria Mazza deltaZERO, an interdisciplinary design group dedicated to the development of buildings with a high degree of integration of technological systems and zero energy consumption.
SdA held conferences on the next generation of buildings and the sustainable development of the territory and cities in Switzerland, Italy, Germany, France, the United Kingdom, Brazil and China.
He is an adjunct professor at Henan Polytechnic University (CN).
Currently, as a member of deltaZERO, SdA is active in real estate recovery, in the design and construction of residential, commercial, industrial buildings and in urban planning in Switzerland and Italy.

Maria Mazza


Born on the shores of the Lago Maggiore, she graduated in architecture at the Politecnico di Milano and then in restoration in Lugano.
In Milan MM collaborated with several Milanese architectural firms.
In the meantime, she acquired the knowledge of business customers working for several years in contact with the banking environment.
In 2003 she founded with Stefano de Angelis deltaZERO, an interdisciplinary design group dedicated to the development of buildings with a high degree of integration of technological systems and very low energy consumption.

MM held conferences on the next generation of buildings and the sustainable development of the territory and cities in Switzerland, Italy, United Kingdom.
She writes articles in Swiss architectural and interior design magazines.
As a member of deltaZERO, she is active in the design and construction of residential and commercial buildings in Switzerland and Italy.
She is an adjunct professor at Henan Polytechnic University (CN).
In addition to her architectural activity, MM has always been dedicated to art, graphics and design.
The most recent exhibitions were held in Lugano, on the occasion of the Open Gallery Città di Lugano event, where she participated in a collective of artists, including Vincenzo Cabiati and Sandro Martini, and in the province of Trento invited by Artesella to participate in the "Scarecrows-Spaventapasseri" exhibition.

www.maria-mazza.net