AIR CONDITIONING AND HEATING SYSTEMS
PLASTIC PACKAGING
CONSTRUCTION MATERIALS AND REAL ESTATE

GROUP COMPANIES

ABOUT US

If I'm doing a job, I should be the best! MORE
In this way, we started by adopting the principle of M. Kemal Coşkunöz, who laid our foundations in Bursa in 1992, “If We Do a Job, We Become the Best”; We aim for sustainable growth with our big and agile trade understanding...

5.000+

Customer

2.000+

Worker

30

Years of Experience

12

Activity In The Country

NEWS & EVENTS

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Ferroli Şikayet Var Ace Award

10/17/2023 Examine In Detail

Bestherm Air Conditioning as BTSO

10/17/2023 Examine In Detail

Ferroli Human Respect Award 2021

10/17/2023 Examine In Detail

Copa Isı Sistemleri olarak BTSO

10/17/2023 Examine In Detail

COPA's support for sports continues to grow.

10/17/2023 Examine In Detail

Besler Group Introduces New "Joint Signature Platform"

10/17/2023 Examine In Detail

COPA Unveiled New and Innovative Products at ISH Frankfurt Fair

10/17/2023 Examine In Detail

Copa Heat Systems has become the second-largest radiator exporting company.

10/17/2023 Examine In Detail

As Copa Heat Systems, For a Greener World,

10/17/2023 Examine In Detail

10/17/2023 Examine In Detail

Yapıloji Inc. met with its dealers in Cyprus.

10/17/2023 Examine In Detail

SOCIAL RESPONSIBILITY & BESLER GROUP

Nature and Afforestation Projects

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We Believe in Sharing in Our Business!

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Heal in Every Slices!

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Osmangazi- Dürdane Elementary and Middle School

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