Company What we do Automation Systems Projects Contact

"Horos SM S.A." was formed in 1993 by 2 engineers, Manolis Karagiannis & Stamatis Karagiannis.
Legal status corresponds to S.A. (Anonymous Corporation) with the title "Horos SM S.A."
In 2011 we moved our offices to our own newly renovated neoclassical building on Komninon Street in the center of Athens.

Our activities involve building studies including Electrical, Mechanical, Architectural studies, and expand in the field of Automation, supplying, installing and programming selected products from the global market.

The greatest part of successfully completing a project is based on its correct design, within the context of Greek manufacturing reality. With our experience and technological expertise as well as the aid of specialized programs and latest equipment we can develop and complete even the most challenging design, supervision and construction of any given building project regardless of size and / or complexity.

Our staff with experienced engineers, architects, foremen and personnel can firstly guarantee the variety/pluralism of ideas during the composition of a design, considering rational and ergonomic design criteria, and secondly, the projects proper implementation during all stages.

We support with exclusive representation in Greece the following companies:
Deos AG Germany, systems Building Management System (BMS) - BACnet, building management and energy.
Greengate Cooper Controls England, energy management and lighting control,
iLight Cooper Controls England, architectural lighting,
Circutor Spain, Measuring systems & power control
Qbus Belgium - General Electric, building automation systems [smart home]
EAE busbars Busbar power distribution conductors,
Woertz Smart power distribution cables,
CJC systems Belgium, bus switches

Authorized Distributors in Greece for companies:
MDT Technologies Germany, building automation systems [smart home] knx, instabus
Lithoss Belgium, bus switches,

These companies are leaders and highly specialized in automation and energy-saving products.

As a result we maintain a broad client list, including leading enterprises in the country such as:

Participation in the following exhibitions:

Connected & Smart Home
May 2016

Feb 2016

100% Hotel Show
Feb 2015

Oct 2014

Oct 2012

Oct 2010

Oct 2009


Oct 2008

50 Komninon Street & Chrysolora, 11473, Athens
Τ/F (+30) 210.330.25.24 // (+30) 210.380.54.04

here - Company Bank Account Numbers
here - General Terms and Conditions

Karagiannis Manolis
Architect Engineer NTUA
e-mail: m.karagiannis[at]

Karagiannis Stamatis
Elec/Mech Engineer D.U.T.H.
Vice Chairman
e-mail: s.karagiannis[at]