Our Story

30 Years of British
Manufacturing Excellence.

Founded in 1993, Kalsi Group has evolved from a local partnership into a £54M turnover conglomerate. We remain proudly family-controlled, ensuring long-term stability for our partners.

1993

Founded

£54M

Group Turnover

324+

Employees

9

Extrusion Lines

100%

UK Manufactured

Family Values

Ultimately controlled by the Kalsi family since 1993, we prioritise generational stability. This allows us to build decades-long partnerships with our stockists and invest for the long term.

Innovation & Investment

We continuously reinvest profits into modernising our facilities, including 9 energy-efficient extrusion lines, ROMI injection moulding machines, and in-house compounding since 2012.

Vertical Integration

Since 2012, we manufacture our own raw materials in-house at our Birmingham facility, giving us total control over quality, pricing, and supply chain security.

A Timeline of Growth

Scroll to explore our expansion over 30+ years.

1993

Foundation

Kalsi Plastics established as a partnership, laying the groundwork for a major UK manufacturer.

1997

First Extrusion

Started the first extrusion line, beginning in-house manufacturing of plastic building products.

1998

Rainwater Launch

Developed first injection moulding tooling for the Rainwater System range.

2000

Tomey Road

Opened the flagship site on Tomey Road, Birmingham. This remains the heart of operations today.

2004

Product Expansion

Developed Push-fit, Solvent Weld Waste and Traps ranges. Opened second site on Albion Road with new mixing plant.

2012

Self-Sufficiency

All raw materials now manufactured in-house using mixing and compounding facilities, securing the supply chain.

2017

Albion Road Facility

New Albion Road extrusion and warehousing facility completed. Extrusion lines and warehouse relocated from Tomey Road.

2019

Major Investment

Invested in 9 new energy-efficient injection moulding machines to boost production capacity.

2020

Covid Resilience

Adapted all sites to be Covid compliant. All plants kept running — 38 injection moulding machines and 15 high-speed extrusion lines.

2023

30th Anniversary

Kalsi Plastics celebrates 30 years in business, now a £54M turnover group with 324+ employees.

Facility Tour

Manufacturing in Motion

Take a closer look at the Kalsi Group journey so far.

Kalsi Group - Manufacturing Excellence

Video coming soon

Corporate Governance

Leadership & Control

Harbans Singh Kalsi

Director & Ultimate Controlling Party

"Since 1993, our mission has been simple: to provide the UK construction industry with products that define reliability. Our robust cash position and asset base are not just numbers—they are a promise to our partners that we are here for the long haul."