References
References:

The largest companies taking the pressure and temperature regulators are:

SHIELD GmbH – Hungary
SIEMENS s.r.o. – Czech Republic
MERAZET SA – Poland
GTT Engineering Ltd – Bulgaria
JOHN CRANE SIGMA a.s. – Czech Republic
NOVOTECH SA- Romania
ENERGOSERVICE Corporation Llc – Russia
AXIS Industries – Lithuania
VOITH HYDRO GmbH – Germany
ČEZ a.s. – Czech Republic
MART SK s.r.o. – Slovakia
MARTRADE s.r.o. – Slovakia
GAS a.s. – Czech Republic
BELUMI PUMPY s.r.o. – Slovakia
AQUA THERMO s.r.o. – Czech Republic
EnergoAlliance s.r.o. – Czech Republic