Over 30 years of tradition
Our extensive experience makes us the leading insulation company in Croatia.
Over 100 construction sites worldwide
Our material resources, professional and human potentials, and modern means of production guarantee that we are
ready to provide answers to even the most demanding tasks.
Design, Production, and Assembly
fireproof, soundproof, and thermal insulation


ĐURO ĐAKOVIĆ MONTAŽA IZOLAK Ltd.
Our material resources, professional and human potential, modern tools and equipment, and the experience we have gained on more than 100 construction sites worldwide guarantee that we are ready to tackle even the most demanding tasks set before us, placing us among the leading companies in Croatia.
in our activities.
Thermal insulation
The role of thermal insulation in the modern world is becoming invaluable.
Firebricking
We perform the design and installation of fireproof insulation during overhaul, construction, and maintenance.
Fire protection
Fire protection maintains the stability of the structure, thereby providing additional time for evacuation and firefighting.
Waterproofing
The waterproofing tape we use can withstand extreme temperatures, as well as the effects of standing water and intense sunlight.
Waterproofing
We specialize in the delivery and installation of premium waterproofing solutions.
Ventilated facades
Installation of ventilated façade systems for energy efficiency
Coating
We perform lining work on all types of halls, business centers, and cement plants.
Soundproofing
Noise has become one of the significant pollutants of the living environment, and there are growing demands for sound insulation.
Soundproofing
Therefore, we have directed a significant portion of our resources toward solving the aforementioned problem.
Scaffolding
Scaffolding is a key factor for every construction site.
Featured references
We offer advanced, business-oriented solutions with continuous optimization of our services. In our work, we uphold honesty, integrity, and transparency.
Foamglas RN Rijeka Ball
Rijeka Oil Refinery 2018
Thermal insulation
tank car
DD Special Vehicles 2016 and 2017
Thermal power plant
Medupi
MITSUBISHI HITACHI 2016
Our core values
Business integrity is very important in our company when conducting business with clients and in our relationships with business partners. Additionally, our company expects its employees to act in accordance with its integrity and to subordinate all business activities to this value, because corporate integrity is one of its most important characteristics.
Excellent service
High standards
Professional Team
Creative solutions
“The business success of ĐĐ Montaže Izolak is based on meeting the expectations and achieving the satisfaction of our customers (investors) through the quality performance of services within the company's field of activity.”
KRESIMIR TOMICIC • DIRECTOR
Current events
You can follow the latest references and project updates at various construction sites around the world in our news.

Thermal insulation of 23 skid units designed for data centers
Montaža Izolak is currently performing the thermal insulation of 23 skid units intended for data centers. This is a project that requires a high level of precision, quality execution, and consistent adherence to defined project requirements.

Continuous improvement in the field of ventilated facades and energy efficiency
At Montaža Izolak, we believe quality execution starts with knowledge. That's precisely why we continuously invest in the professional development of our employees and stay updated on the latest technologies and trends in the construction industry. In collaboration with

We have started work on the Gaming Center project in Novska
Izolak Montaža has begun work on the Gaming Center project in Novska, one of the most significant development projects in the region. Our scope of work includes the execution of the roof covering with a supporting roof decking system.
See for yourself the quality of our service.
Continuous improvement of service quality to achieve customer satisfaction and meet their desires and needs for quality, reliability, and safety of the services provided.