GO21 (Graditeljstvo, instalacije, oprema i energija 21. stoljeća; in English: Construction, Installations, Equipment and Energy of the 21st Century), a specialist magazine published by WI.ZAR.D. d.o.o. is an information forum (Internet + paper edition + trade) in which you can find all required information in the following fields: construction, installations (gas, water, electricity), investments, reconstruction, design and planning, restoration, structural engineering, trade and construction industry, innovations, environmental protection, heating, air-conditioning, sanitary equipment, ventilation, technology of measurement and regulation, automation, energy sector, communications and applied information technology, electrical engineering, Hi-Tech, fairs and exhibitions, etc.

The magazine will be interesting to all those who deal with construction or equipment, either professionally or on a D-I-Y basis. As planners, contractors or investors you will find in it all news regarding construction, materials, equipment, machines, regulations, technical literature…
Its readership comprises different branches and profiles - construction experts, building contractors, craftsmen, manufacturers, distributors, design studios, institutes and associations, marketing experts, specialized traders, chambers of commerce, ministries…

Our decision to establish a central information meeting-place for the construction sector is based on an abundance of information, data, catalogues, events, regulations etc., which are not connected and as such reach their users too late.
For that reason, we appeal to all of you, companies and readers, to join this initiative - tell us your opinion and help us actively in the formation of this new medium.
The magazine GO21 is the first medium of construction industry in Croatia, which publishes information and news in the field of construction and building material industry both in printed form and on the Internet. Get the information on your competitors, on successful ideas and their origin, on the best suppliers and contractors. Present your interesting projects and new materials, ask our experts a question regarding your problems. Present your products on our Web pages.

The magazine is sent to all colleges and schools, as well as to all chambers of commerce in the Republic of Croatia.
Copies of our magazine are also sent to all the ministries in the Republic of Croatia, to all embassies and diplomatic missions of other countries in Croatia, as well as to all Croatian embassies and diplomatic missions abroad.

The magazine is sold both on news-stands and by subscription.
The print run is 8000-10000 copies. GO21 covers a large territory: Croatia, Bosnia and Herzegovina, Macedonia, Slovenia, Serbia and Montenegro.

In 2007 there will be eight issues.