Perfect for
water treatment

Energy and oil industry

Food industry

Pharmaceutical industry

Health institution

Tourist and trade fascilities

Residental buildings
+385 1-2882-457

About us

About us

Reliability. Efficiency.

The company Feller d.o.o has been successfully offering complete solutions in water treatment industry for over 25 years, and today it is one of the leading manufacturers in this segment in the region and Southeast Europe. It is one of the few in the Republic of Croatia that employs certified engineers who have many years of experience in designing water treatment systems.


Conceptual solutions and Main mechanical design


Uncompromising quality of workmanship


Fast and safe delivery and installation


Regular maintenance and repairs


Technical consulting and support of the expert team


Delivery of products from top manufacturers

Why choose Feller d.o.o.?

Our solution – Your savings.

A plant that uses improperly or insufficiently treated water for its working medium does not have even approximately optimal efficiency and service life. Moreover, failures caused by the circulation of such water cause costly and unnecessary costs.

It is for this reason that our tasks at Feller d.o.o. we approach very seriously. Our passion is to take care of creating water of the highest possible standards and thus modestly contribute to the general well-being of our society and community.

Highly professional knowledge, experience and competence of our employees enable us to fulfill even the most demanding tasks of our customers – reliably, efficiently, quickly and economically.


Meet Us

U svom dugogodišnjem poslovanju ostvarili smo preko:
completed plants
satisfied users
business partners
of treated water
In our long-term business, we have achieved through:

What do customers say?

We can choose to always say only the best about our services and products, but the only opinions we truly value – but also learn from – are the opinions of our customers.

Over 70% of our new revenue per year comes from our regular customers, partners and suppliers who refer us to new companies. WHY? Ask our biggest customers.

Interested in one of our solutions and systems?
Contact us with confidence.

Send Inquiry