© 2016 by Brand Design Marketing.

Approved Partners



Grenian was established in 2016. We have industry experience of 10 years encompassing roles within specification selling and natural insulation products.

We offer natural insulation solutions for the building envelope from established manufacturers such as Sheeps Wool Insulation Ireland, Homatherm and Amorim.


In addition we supply Cut To Falls natural insulation for flat roofing with cork and wood fibre insulation. 



Technical Services

-Specification assistance for natural insulation applications

-U value calculations  

-Condensation risk analysis

-Acoustic performance advice   

-Site surveys

-CPD presentations

-SAP energy assessments

-Roof leak detection service


-CPD seminar (includes lunch buffet contribution of up to £7.50 per delegate)

-We also provide independent CPD seminars offering objective assessments of natural insulation products


Flat Roofing Services


-Flat roofing specifications for cork and Homatherm insulation 

-Flat roofing surveys

-Cut to falls natural insulation CAD drawings 

-Quotations for CTF schemes 

-Green roofing specifications 

roof with natural insulation

Our Aim:-

“Provide innovative and natural construction solutions for the building envelope”

Latest News


As of 1st January 2018, Grenian are pleased to confirm a partnership with Knauf for their Urbanscape green roof system.

The system offers a number of unique benefits such as higher water retention capacity and faster installation of the green roofing system.

Further information is available on our website.


Grenian have concluded upon a supply arrangement with Amorim Insulation Portugal. Amorim offer a range of cork products suitable for applications throughout the building envelope. Cork insulation is 100% natural as referenced in the enclosed literature. If you have a suitable project inquiry please contact us for further technical support.


Grenian are pleased to announce an approved partnership with Sheep Wool Insulation Ireland. Their range of sheep wool insulation comprises of 100% natural sheep wool with no artificial binders or additives, furthermore the products are independently approved with ETA certification. In addition the products offer patented IONIC protection against insect invasion.


Grenian Ltd, 

1 George Street

    Snow Hill


   WV2 4DG

Mobile: 07703 472025


For any enquiries, questions or commendations, please call: 07703 472025

Matthew Nalborczyk​​

Sales Manager      ​

07703 472025