Installation tools for industrial sectional doors. 🌎 WORLDWIDE DELIVERY!

ABOUT US

We are a Finnish family-owned company operating in Eastern Finland.

OK-WINDER® manufactures genuine, original, high-quality, and durable devices for the installation and maintenance of industrial sectional doors and residential garage doors. All our equipment is designed and manufactured based on over 25 years of hands-on door installation experience – from professionals for professionals.

All our products are manufactured in Finland, in Northern Savonia, using modern production methods. Our devices and their packaging are fully recyclable.

The goals of our products are to:

  • Improve work safety for professional installers
  • Prevent work related accidents
  • Streamline and lighten the workload
  • Increase cost-efficiency

VALUES

SAFETY
Our primary mission is ensuring safe installation work. Quality and reliability guide our operations in every situation.

CUSTOMER-ORIENTATION
We offer multilingual and approachable customer service. We respond to every message within 24 business hours.

INNOVATIVENESS
We continuously develop our equipment based on our customers’ needs and the requirements of the industry.

COOPERATION
Together we achieve more – we build long-term relationships based on trust and shared goals.

OUR STORY

The founder of our company, Olli Kääriäinen, has over 25 years of experience in installing industrial overhead doors and garage doors. This expertise, combined with the personal need to develop safer working methods, has guided the creation and evolution of our products.

Olli Kääriäinen
Company founder Olli Kääriäinen

TIMELINE

2006:
THE FIRST DRILL-POWERED SPRING TENSIONING DEVICE IS DEVELOPED.

 

2016:
AFTER NUMEROUS DEVELOPMENT VERSIONS AND EXPERIMENTS, THE PROTOTYPE OF THE CURRENT OK-WINDER® 500 SPRING TENSIONING TOOL IS COMPLETED.

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Development versions of the OK-WINDER® 500 device from 2006 to 2022
OK-WINDER® 500 lähdössä maailmalle
OK-WINDER® 500 spring tensioning tools ready for shipment

2017:
INTERNATIONAL TRADE BEGINS – ESTONIA.

 

2018:
OK-WINDER® 500 TEST DEVICES ARE DELIVERED TO GERMANY – SALES EXPAND TO OTHER PARTS OF EUROPE.

 

2019:
ORDER VOLUMES INCREASE, AND DEVICES ARE SOLD TO NORTH AMERICA FOR THE FIRST TIME. THE RESELLER NETWORK BEGINS TO FORM.

2020:
AN EMPLOYEE IS HIRED FOR SALES AND INVOICING.

 

2022:
NEW WEBSITE AND ONLINE SHOP ARE LAUNCHED. THE PRODUCT RANGE EXPANDS WITH THE OK-WINDER® 200 SPRING TENSIONING TOOL FOR GARAGE DOORS AND THE OK-LIFTER® LAMELLA LIFTER.

THE RESELLER NETWORK GROWS, AND PRODUCTS ARE SOLD IN ASIA.

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OK-LIFTER®, OK-WINDER® 200 and the 2025 version of the OK-WINDER® 500 device
Olli Kääriäinen ja Paavo Kääriäinen BAU-messuilla Münchenissä
Olli Kääriäinen (right) and Paavo Kääriäinen at the BAU fair in Munich, Germany 1/2025

2024:
INDUSTRIAL DOOR INSTALLATION WORK IS DISCONTINUED, AND GARAGE DOOR SALES ARE PHASED OUT. A GENERATIONAL TRANSITION BEGINS AS OLLI KÄÄRIÄINEN’S SON, PAAVO KÄÄRIÄINEN, JOINS THE COMPANY.

 

2025:
THE OK-WINDER® RACK TRANSPORT RACK IS ADDED TO THE ONLINE SHOP.

OK-WINDER® PRODUCTS HAVE ALREADY BEEN SOLD TO OVER 25 COUNTRIES.

People

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OLLI KÄÄRIÄINEN, Founder & CEO

EMAIL: original@okwinder.fi

TEL: +358 400 679 300

PAAVO KÄÄRIÄINEN

PAAVO KÄÄRIÄINEN, Sales Manager

EMAIL: original@okwinder.fi / paavo.kaariainen@okwinder.fi

TEL: +358 400 787 105