CPA Welcomes Seven New Members in 2019

The Construction Products Association warmly welcomed seven new members in 2019. BMI Group joined as a new Company member, while four Affiliate members came on board, namely Birtley Group, C3 Alliance, Nudura and Wrekin. Citation and ForrestBrown were welcomed as two new Associate members. 

Find out more on the new members below or see our full list of membership


Following the coming together of Icopal and Redland, BMI is the UK and Ireland’s only manufacturer of both pitched and flat roofing solutions, making them uniquely placed to support any new-build or renovation roofing project.

With over 180 years of industry experience, BMI deliver innovative roofing and waterproofing systems - designed to transform the way people live and work. Providing shelter, protection and peace of mind for architects, roofers, building and homeowners alike.

BMI UK & Ireland is part of BMI Group, the largest roofing and waterproofing company in Europe, with a significant presence in Asia and Africa. Bringing together some of the biggest and most trusted names in the industry such as Redland, Icopal, Decra, Rosemary and Anderson.


Birtley is one of the UK’s most respected names in construction design technology and product development. Birtley Group is home to three of the UK construction industry’s most trusted names: BirtleyBowater Doors and Expamet. All three brands work side-by-side within the group, each continuing to develop and market its own well established range of products. The overall Group structure, meanwhile, brings widespread business efficiencies that allow us to deliver even higher levels of customer service efficiency and market-leading value for money. Birtley Group is a wholly-owned subsidiary of Hill & Smith plc. With revenues of more than £400 million and a workforce of 3,600 people, our parent organisation provides an exceptionally solid foundation for the future growth of Birtley Group and its brands.


With an outstanding market-leading client retention rate of 92% and customer feedback which is overwhelmingly positive, Citation helps small and medium-sized business to succeed with their unrivalled HR and Health & Safety support and expertise.

Since 1996, they’ve helped over 35,000 clients, saving them time and energy that could be better spent on their business ambitions. Citation offer a personal localised service, backed with the reassurance of a nationwide team. Their consultants are based all across the whole of the UK, so you can be sure they understand the legislation specific to your local area.


The C3 Alliance has been established to fill a recognised gap in the UK construction sector. That’s for a well-managed collaborative partnership for buying, selling and contracting that is built from leading developers, investors, contractors and manufacturers to the construction industry.

Their remit is to help improve all our partners competitiveness, revenues and profitability by developing opportunities for them. C3 Alliance does this by building strong long term relationships, achieving a better economy of scale and by sharing knowledge, expertise and business.


ForrestBrown is the UK’s largest specialist R&D tax credit consultancy. They were named ‘best independent consultancy firm’ by Taxation Awards 2018 in recognition of our technical expertise and client service.

It’s their mission to help innovative businesses grow using R&D tax incentives and they are privileged to see first-hand the positive impact that R&D tax credits can have on a business.

Giving your business a culture of R&D means more innovation: safer risk-taking, larger claims, and overall business growth. Many of ForrestBrown clients use their R&D tax credit to hire new STEM talent and embark on even more ambitious R&D projects.

Their work has created the equivalent of more than 15,000 technical jobs in the UK - a vital pathway for future talent in science, technology, engineering and mathematics careers. They were also named ‘best independent consultancy firm’ by Taxation Awards 2018 in recognition of our technical expertise and client service.


Introduced to the market in 2001, NUDURA Inc. has become the world’s leading manufacturer of Insulated Concrete Forming (ICF) systems. NUDURA is a privately held company based in Barrie, Ontario, Canada with manufacturing facilities located across Canada and the United States. NUDURA’s innovative products are distributed around the world and have been used to construct some of the most recognized ICF projects in the world.

NUDURA’s long term strategic commitment is to ensure exceptional: client focus; regional support; industry education; innovative thinking and growth of the ICF industry. By focusing on these five key fundamentals, it has allowed NUDURA to meet its business objectives and supports our vision of sustaining our position as the leading global supplier of Insulated Concrete Forms.    


Wrekin is a leading UK designer, manufacturer and supplier of specialist products for the civil engineering industry. Their innovative approach to product design and our commitment to quality and service through our stocking depots nationwide has enabled Wrekin to establish a significant role in three market sectors.

Wrekin are one of the UK’s leading suppliers of ductile iron access covers and gully grates. With 30 years of technical expertise and leadership they have developed a range of unique, innovative and patented products that give the specifier and contractor significant benefits.

Geosynthetic products play an integral role in the majority of building, civil and marine engineering projects. Recognising this, Wrekin has established technical expertise and a full range of Geosynthetic solutions for ground stabilisation, reinforcement, erosion control, drainage, environmental protection, grass protection and weed suppression.