Founded in the early 1950s, Sidel is a large company devoted to wood window processing. Giuseppe Damiani founded Sidel, slowly conceiving a new way of windows production.

Over the years it comes the desire to innovate, to build broader spaces to grow as a professional and as a company. With the advent of the 1980s and the window named Leader, Sidel won its place in the window and door industry.

Sidel manufactures wood and wood-aluminium windows, and windows with different profiles to meet every housing and architectural need.

Within its 30,000-square-meter company, Sidel manufactures products that are appreciated in Italy and abroad. The company carries forward values such as seriousness, transparency, professionalism, quality, and respect for the environment.

Attention to the environment


Tradition marries technology in a union which aims at constantly increasing the quality and performance of products, and ensuring competitive results in terms of environmental sustainability.
In this regards, the company carries out many actions, from the exclusive use of water-based paints in order to make the final products 100% eco-friendly, to the decision to plant three times as many trees are used in the production of windows and doors.

Made in Italy

Made in Italy

All windows, both wood and wood-aluminium ones, are entirely manufactured in Italy

An ecological choice

An ecological choice

Paints are exclusively water-based, so that the final products are 100% eco-friendly



CE certifies compliance with the requirements set forth in Uni En 14351-1 and Uni 13659, Construction Products Directive 89/106/CE

Guaranteed products

Guaranteed products

All Sidel products are guaranteed for 10 years to demonstrate the quality of the materials and manufacturing processes used.


The company has implemented a project which aims at protecting and safeguarding its workers through the reduction of risks during their routine work activities.

For this project, the company made an investment of € 190,000.00 and obtained a Contribution of € 123,500.00 from INAIL Territorial Department on 01/24/2017.

The details of the corresponding Public Notice are as follows:

Public Notice 2015, Incentives to enterprises for the development of health and safety interventions in the workplace, in implementation of Article 11, paragraph 5, of Legislative Decree 81/2008, as amended. "Occupational Health and Safety Consolidation Act."

Granting authority: INAIL Territorial Department

ISI application code: no. I3315-000109

Cup E66G17000030003

Project description: EQUIPMENT PURCHASE

Issue date: 01/24/2017

Public Grant/Contribution OBTAINED: €123,500.00 of which €61,750.00 disbursed in FY 2018. This is Aid in DE MINIMIS.

This Public Aid/Contribution is among the aid subject to mandatory publication in the National State Aid Register.