WinBas was founded in 2002, when we started our first long – term collaboration with one of the Danish factories. Not long after, we have joined one of the Europe’s leading windows and doors companies Group Inwido. Our client range has expanded, we started working with the majority of Group’s companies, yet we are open and collaborating with other companies as well. At the moment, WinBas employs over 50 employees with engineering profile, receives thousands of orders and provides hundreds of project drawings every day.

During our 20 years of operating a business, we have accumulated a wealth of experience, providing engineering windows’ and doors’ offers to the businesses based in Sweden, Denmark, Norway, Finland, the United Kingdom, Lithuania, Estonia and Poland. Qualified specialists working in the company ensure that our customers receive the best offers. We are part of the Europe’s leading window and door Group Inwido. Inwido a Swedish manufacturer of windows and doors, their parts and accessories, selling exclusive, top quality products.

We are a modern and up-to-date company: we regularly improve and upgrade our business processes, take care of the health and safety of our employees, provide opportunities for professional development and create a great team-oriented working environment.


To be the strongest link in a business chain through smart engineering assistance & solutions.


To back your way up to success


The client always comes first

Our goal is to understand the expectations of our clients and meet their needs on a highest level. As a company, we achieve these results by investing our energy and time, and taking each business case with respect, honesty and clarity.

Courage to improve

We are initiative and proactive – with an innovative mindset and openness to innovation, we aim to find and offer our clients the best solutions.

Competence and teamwork

Having competent people in our company, we strive to inspire by encouraging our employees to share their knowledge with each other and work in teams. This way we create a motivating and trust – based working environment for everybody. We also cherish honest feedback, which is an essential part of company’s success.

About Inwido

Since 2012 year WinBas has been a part of Inwido. Inwido improves people’s lives indoors with windows and doors. As Europe’s leading window group, Inwido’s business concept is to develop and sell the market’s best customized window and door solutions through a decentralized structure and with a focus on the consumer-driven market in order to create long-term sustainable growth, organically and through acquisitions. Inwido consists of 34 business units with approximately 4,700 employees in twelve countries. In 2023, the Group achieved sales of SEK 9 billion with an operating EBITA margin of 11.4 percent. Inwido has been listed on Nasdaq Stockholm since 2014. Follow Inwido’s journey on LinkedIn and Inwido website.