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Elevating Homes With Timeless Window Design and Precision Engineering

Started In 2004
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Years of experience

We specializes in designing and supplying premium uPVC window and door systems that enhance the beauty, comfort, and energy efficiency of residential and commercial spaces. We deliver customized solutions combining innovative materials, advanced engineering, and seamless installation to ensure every project achieves superior style, durability, and lasting peace of mind.

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our History

Our History Is Full Of Interesting Stages And Events.

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2009
The Beginning at Laketown Our story began in 2009 with the launch of our uPVC trading business at Laketown, Kolkata. With a vision to bring high-quality and durable uPVC products to the market, we laid the foundation for what would become one of the region’s trusted names in uPVC solutions.
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2013
Expansion to Bowbazar As our business grew, we expanded our presence by opening a new branch office in Bowbazar. This helped us serve more customers and strengthen our foothold in the city’s uPVC market.
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2018
Start of In-House Manufacturing A major milestone came in 2018 when we established our own uPVC windows and doors manufacturing unit at Madhyamgram. This step allowed us to ensure superior product quality, better customization, and faster delivery.
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2021
Office & Showroom at Nagerbazar (Emami City) Continuing our growth, we opened a modern office-cum-showroom at Nagerbazar near Emami City in 2021. This space helped customers experience our wide range of uPVC products firsthand.
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2025
New Showroom at Bhowanipore (Homeland Mall) In 2025, we proudly launched our latest showroom at Bhowanipore, Merlin Homeland Mall (4th Floor), showcasing our full range of premium uPVC windows and doors under our brand Polysash — marking yet another milestone in our journey of innovation and excellence.

Precision-Engineered Process, From Consultation to Installation

How We Work

Our proven methodology combines decades of industry experience with European engineering standards to deliver superior results. This systematic approach ensures we understand your requirements, conduct precise assessments, and develop tailored solutions for your project.

design-consultation

01. Design Consultation

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site-survery-and-measurement

02. Site Survey & Measurement

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precision-manufacturing

03. Precision Manufacturing

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expert-installation-service

04. Expert Installation & Service

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We’ve been working hard to elevate your space.

Start your’s today

Why Choose Polysash Our 10-Point Advantage

  • Decades of Industry Experience
  • Project Excellence
  • Sophisticated Window Designs
  • Tailored Solutions for Every Need
  • Hassle-Free, Premium Quality
  • End-to-End Solutions
  • Enhanced Aesthetics, Superior Performance
  • Technical Excellence
  • European Engineering Standards
  • Proven Customer Satisfaction
Award & achievement

Excellence Recognized Through Industry Awards

  • 2025
    CAIT Lifetime Membership Professional Recognition
  • 2023
    GRACO EPL 5.0 Co-Sponsor Community Partnership
  • 2023
    BRICS 5.0 Chapter Sponsor International Business
  • 2022
    CWBTA Annual Trade Expo Industry Excellence
  • 2022
    BNI Notable Networker Award Business Networking
  • 2022
    TAJ Shark Tank Games Innovation Recognition
  • CAIT Lifetime Membership
  • GRACO EPL 5.0 Co-Sponsor
  • BRICS 5.0 Chapter Sponsor
  • CWBTA Annual Trade Expo
  • BNI Notable Networker Award
  • TAJ Shark Tank Games

Crafted Excellence

our gallery

Discover premium residential and commercial spaces transformed with precision-engineered uPVC solutions.

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Here’s What warm words our clients say

Our clients say
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2,688 reviews

From concept to reality, the team turned my vision into a stunning, livable space. I couldn’t be happier with this!

I recently had Polysash install new UPVC windows in my office, and I couldn't be happier with the experience. Their team was professional, efficient, and incredibly fast. The installation was completed in no time, and the quality of the windows is excellent. I highly recommend Polysash for their exceptional service and top-notch products.
Abhishake Jain
"The Polysash team did a wonderful job installing our new uPVC windows. The staff was helpful and knowledgeable, and the installation was smooth and clean"
Ranjit
"I was impressed by the quality and finish of the sliding windows. The after-sales service was quick to resolve a small issue we had. Would recommend them for home improvements in Kolkata."
Tamal Dev
"Good variety of designs and product range, and their team offered transparent pricing and timely delivery. Satisfied with their professionalism."
Tamal Dev
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