You can find some of our faithful and contented customers below:

Stavby silnic a zeleznic, a.s.
SKANSKA, a.s.
STRABAG, a.s.
Road and Motorway Directorate of the Czech Republic
Municipality of the capital Prague
Subterra Praha, a.s.
Dopravni podniky hl. m. Prahy
Metrostav, a.s.
Technical Road Districts
Districts of Prague
Councils from all over the country
Inzenyring dopravnich staveb, a.s.
Road Districts from all over the country
Ministry of Justice of the Czech Republic
National Theatre
AC Sparta Praha football, a.s.
Prazska plynarenska, a.s.
HANS WENDEL, spol. s r.o. & Co.
HDH - zemni prace
CHIC, s.r.o.
IKEA Czech Republic s.r.o.
IKOZ s.r.o.
Inos Zlicin, a.s.
Inpros Praha v.o.s.
ISP Praha
Jaroslav Rotta - projekty elektro
Kamen Zbraslav s.r.o.
Konstruktiva BRANKO a.s.
Mercator Praha, s.r.o.
PDC SIMOST, s.r.o.
Pivovary Staropramen a.s.
Povodi Vltavy, s.p.
Ptacek spol. s r.o.
RFE/RL
SENSE Progress, a.s.
Stavikol, spol. s r.o.
TOWNS-WADEY & CO. spol. s r.o.
Zeman Interspedition
Prazske silnicni a vodohospodarske stavby
Ceska produkcni 2000, a.s.
ELTODO, a.s.
Dalnicni stavby Praha a.s.
Metroprojekt Praha a.s.
FREKO v.o.s.
GLOBUS CR
VIS a.s.
Navatyp, a.s.
Swietelsky stavebni s.r.o.
Cermak a Hrachovec a.s.
Czech television
Prague Castle
euroAWK, s.r.o.
Zakladani staveb a.s.
Teaching hospital Motol
FLECK-CS spol. s r.o.
Agip Praha, a.s.
COMMATEL - Uher, s.r.o.
Ceska sporitelna a.s.
Czech airlines a.s.
Czech Technical University Prague
D & Z spol. s r.o.
ESSO spol. s r.o.
Janovsky-Zahradnicke prace
Javorsky spol. s.r.o.
KONSTRUKTIS NOVOSTAV, a.s.
Kranimex spol. s r.o.
OMV Czech Republic, s.r.o.
PEPSI-COLA Czech Republic s.r.o.
Podnik Techn. sluzeb Praha, s.r.o.
Prazske pivovary, a.s.
PUDIS a.s.
Sangreen spol. s r.o.
SITEL, spol. s r.o.
STEP s.r.o.
TV PRODUKCE, a.s.
and others...
Yearly our company implements more than thousand of orders. Here is selection of most prestigious ones in the endless list:

• tunnel Mrazovka, Zlichovsky tunnel, Prague city expressway
• bridge over Plzenska street - bridge Strahovsky tunnel - Mrazovka
• Strahovsky tunnel
• South Prague city expressway - periodical annual reconstruction during holidays
• North-south arterial road - Wilsonova, 5. kvetna and Cinovecka streets
• Summit NATO
• D1 - widening of crossroad at Pruhonice
• D1, D5 - periodical recounstrutions of highways
• Border checkpoint Breclav on highway D1
• D8, I/35, I/46, I/48 - wire rope safety fences at highways
• H1 at the edges of Prague - periodical reconstructions of highways
• D1 Devet krizu Brno
• 1/10 Turnov - Jablonec and Brandys n/L - Mnichovo Hradiste - the longest highway get-over in history - 26 miles
• horizontal temporary signs for widening of highway D1
• Rozvadovska spojka (city expressway)
• Sterboholska radiala (city expressway)
• K Barrandovu (city expressway)
• Strakonicka (city expressway)
• Evropska (avenue)
• Ceskomoravska (avenue)
• Nuselsky most, Cechuv most (bridges)
• Lahovicky most - (expressway bridge)
• traffic precaution for major public transport operator during flood in 2002
• periodical reconstructions and investment construction for Prague Public Transit Co. Inc.
• roadblocks in Prague during smog days
Important dates in history of traffic control and regulations in Czech Republic set by cooperation of company Proznak, Ministry of Transport and Ministry of Home Affairs:

1990 - installation of temporary traffic signs on safe brackets
1991 - introduction of warning lights on dangerous points
1992 - introduction of physical separation of traffic lane by curbs
1993 - traffic control by cordless signalling
1994 - installation of retroreflexive marking cat-eyes at network of highways
            in Czech Republic
1994 - introduction of retroreflexive marking cat-eyes to stages of
            temporary traffic at exceedingly dangerous points
1995 - introduction of portable plastic barriers and walls in stages of extreme
            traffic density
1995 - first installation of retarders in living areas and in stages with
            speed limit
1995 - development and production of new type of safety column for halts of
            major public transport incl. thrifty lights
1996 - installation of trial stage of wire rope safety fences Brifen
1998 - installation of 1.9 miles long stage of wire rope safety fences at emergency airport Vyskov (I/46)

Temporary traffic signs and equipment

Permanent vertical and horizontal traffic signs