TSL are a leading full envelope contractor that hold expertise in a variety of external envelope forms that include but are not limited to all forms of roofing, all forms of wall cladding, curtain walling & windows including a variety of consultancy, investigation and maintenance services that can be found in the services section of our website.
We’re striving for improvement with each year and are recording huge growth in performance through innovative and strategic approaches that differ from our competition, ensuring our client experience remains unrivalled.

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Our News

JOSCAR Certification Obtained

We recently applied for our Hellios – JOSCAR certification, after a rigorous per-qualification and audit process we passed!   JOSCAR […]