Below is a list of IoBM Corporate Supporters who have joined the IoBM membership to show their support for the advancement of the profession of merchanting.

IoBM Supplier Supporters

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ACO Technologies

ACO Academy - Helping create knowledge champions

ACO has recognised that knowledge transfer is fundamental in keeping up-to-date with the latest advancements in surface water management, and has unique professional development and training offers for industry professionals. These can be accessed in a number of different ways to suit your learning requirements; online, in-company, in-branch or at the state of the art training facility at ACO UK's headquarters.

Click here to find out more.

Assa Abloy Opening Solutions UK 

A safer, more open world

We are proud to be a RIBA accredited training provider who regularly hold seminars and courses on matters of vital interest. Presentations can be tailored to suit a wide range of audiences, including client companies, building contractors, construction industry groups, and trade associations. 
We also offer an extensive range of product training courses, which can be tailored to meet your needs, all delivered by our team of experts.

Click here to find out more.


Helping landscapers get the job done with ease since 2009

Specialists in developing and manufacturing products to create and maintain outdoor hard-landscaping. Our comprehensive range includes products to help establish surfaces - including patios, paths and driveways - and products to help clean and protect surfaces - including decking and ornaments. 

Azpects provide easy to follow product help guides.

Click here to find out more.

Breedon Group

Making a material difference

Breedon is a leading construction materials group in Great Britain and Ireland. Producing cement, aggregates, asphalt, ready-mixed concrete, Welsh slate and specialist concrete and clay products, and offer a range of contracting services. Breedon is a home for inquisitive learners. Quarries, cement, and construction are no longer old-fashioned sectors. We're providing the foundation for our lives, building the places where we live and work, play and in-between. 

Click here to find out more.

Carlton Manufacturing

Sustainable Concretes

The UK's premium supplier of bagged ready-to-use concrete, mortar & fence post mixes. Our comprehensive range of products are suitable for applications from fencing to footpaths and much, much more. Our state-of-the-art bagging operation is located close to Sheffield and the M1 - from where we can service all four corners of the UK. 

Click here to find out more.

Clark-Drain Ltd

Grounded in Expertise

Technical experts and leaders in the design, manufacture and distribution of access solutions and drainage products for the construction industry since 1963.

At Clark-Drain, we believe that service does not simply begin and end with your order. We pride ourselves on the technical information we provide. On the Clark-Drain website you will find links to a download area with all of our technical documents, product literature, industry articles, FAQ's and videos.

Click here to find out more.

Day Aggregates

Construction Materials & Services

Day Aggregates is a leading supplier of aggregates to the Builders Merchant and Construction sectors, offering a wide range of products to meet varying construction needs in a sustainable manner.

We offer comprehensive technical support for both products and services to recognised industry standards. Our technical team is available to give customer support when it is required to ensure that products are supplied to the correct specifications

Click here to find out more.

Digby Stone

Quality natural stone & porcelain products

We want to continue and maintain our service as a multi award-winning supplier, we endeavour to provide our customers with the finest quality of products, ensuring we meet the high standards that our customers have come to expect. Sourced from around the globe, each product is hand-picked with the aim to provide you with something different, accommodation for diverse garden designs. 

On the Digby Stone website you can find helpful guides relating to laying patterns, maintenance and laying guides, technical guides and a patio planner.

Click here to find out more.

The Encon Group

Specialist, independent distributors of building products

Whatever your project, Encon Insulation and Nevill Long have the product range, expertise and specialist knowledge you need. We are the leading independent UK distributor of thermal and acoustic insulation, interior systems, fire protection, construction products, roofing and external facade materials.

On the Encon website you will find a suite of support and resources, from literature and guides to price changes and industry resources.

Click here to find out more.

Etex Group

Inspiring Ways of Living

With the skills shortage cited as one of the sector’s main concerns, training is a key focus of ours. We offer on-site training for installers, understanding installation quality is just as important as the quality of the product in maintaining performance. Our Bristol training centre provides drylining courses to customers, and our customers also have access to a range of digital training courses, helping them get the best from our products and systems.

Click here to find out more.


Makes Water Work

Established in 1964, Fernox is a leading manufacturer of water treatment chemical products, central heating system filters, plumbing consumables and diagnostic testing services.

On the Fernox website you will find a knowledge hub full of useful downloads and videos, along with virtual water treatment training. Click the links below to find out more.

Fernox Knowledge Hub | Fernox Water Treatment Training


Helping make the most of your space

Founded in 1993, Filstorage are a leading UK provider of storage and display equipment, as well as racking, shop fitting, mezzanine floors, parts bins, handling equipment and wire storage baskets for Builders Merchants. The Filstorage website provides you with some useful Case Studies, News Stories and 'How to Guides'.

Click here to find out more.


Fixings & Fasteners by the Experts for the Experts

ForgeFix has been a specialist supplier of fixings and fastenings to the trade since 1991. One of the UK's leading distributors of known fixings and fastener brands, supplying in excess of 5,000 different product lines to trade customers such as builder's merchants, plumbing and heating merchants, DIY outlets, hardware stores, and to businesses involved in trades like joinery, glazing and roofing. 

Click here to find out more.


Garage Doors & Accessories

Garador is one of the UK's largest manufacturer's of Up and Over, Side-hinged, Sectional and GaraRoll roller garage doors. All these products are made within our own group, ensuring product quality can be maintained at all times. On the Garador website, you can watch a range of useful instructional videos and product information videos, from how to programme handsets and accessories, to how to install a GaraRoll Roller Garage door. Click the links below to find out more.

Instructional Videos  |  Technical Support  |  Fitting Instructions

Graf UK


Graf UK Ltd is one of the fastest-growing suppliers of sustainable water management systems in the UK. Offering the full package of design, supply, installation, commissioning and maintenance to all our customers.

Click here to find out more.

Herz Valves UK

Herz manufacture an extensive range of quality engineered valves and controls for heating and cooling systems, as well as a range of Heat Interface Units and bespoke Substations designed for the UK market. Herz provide a full suite of downloads, data sheets and catalogues on their website. Click the links below to find out more.

Brochures  |  Catalogues  |  Data Sheets  |  CAD & BIM Files

The Keystone Group

The Keystone Group is the UK's largest Steel Lintel manufacturer, and Europe's fastest growing Roof Window manufacturer.

From brochures to price lists, technical support, CAD access and E-Learning, the Keystone Group website has everything you need. Click the links below to find out more.

Brochures  |  Technical Support  |  CAD Access  |  E-Learning

K Rend - a Kilwaughter Minerals brand

Reliable, Innovative, High Performance

K Rend is the leading render manufacturer in the UK and Ireland. We have a dedicated team of internal and external Sales & Technical Support Consultants, and marketing executives, for every region throughout the UK and Ireland. Click the links below to find out more. 

Technical Advice  |  Product Queries  |  Product Training & Support  |  RIBA Approved CPDs  |  Sample Service

Knauf Insulation

Loft, Roof and Wall Insulation Products

Knauf Insulation is the UK's leading provider of high performance, sustainable Glass and Rock Mineral Wool insulation solutions.

To help Builders' Merchants provide the best service for their customers, we have pulled together all the relevant products, documents, information and general advice that we feel will benefit them when selling Knauf Insulation products. Click the links below to find out more.

Merchant Guides  |   Product Datasheets  |  Technical Documents    Brochures & Guides  |  Online Training

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Mannok Build

Premium Building Products

Mannok is one of the UK and Ireland’s most diverse and experienced manufacturers of construction products, producing a wide range of premium building materials including high-performance rigid insulation, aircrete thermal blocks, cement, rooftiles and precast concrete products.

Mannok provide a number of technical videos and articles on their website.

Click here to find out more.

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Paving | Block Paving | Concrete | Landscaping

Marshalls plc is a UK based manufacturer of natural stone and concrete hard landscaping products, supplying the construction, home improvement and landscape markets.

Marshalls have a Tools & Support hub on their website where you can find various tools, resources and downloads.

Click here to find out more.

Reisser UK

High Performance Woodscrews & Power Tools

Reisser is an international supplier of high quality, high performance woodscrews and power tool accessories aimed specifically at the professional trade.

Reisser provide a suite of technical information on their website.

Click here to find out more.

SIG plc

A leading supplier of specialist insulation and sustainable building products and solutions to business customers across Europe. SIG operates across 432 trading sites in the UK, France, Germany, Poland, Ireland and Benelux.

Please click the links below to find out more about the training on offer from SIG Plc.

SIG Roofing - Training Information | SIG Design & Technology - DATAC training


Structural Building Products

Over the past 56 years, Stressline have pioneered product development and increased its product range to include Steel Lintels, Concrete Lintels-Stand, High Strength and Fairfaced, Concrete Fencing and Walling, Prestressed Flooring systems and associated Precast sections.

Stressline offer full and comprehensive technical expertise, that allows you to have complete confidence in the specification of their products.

Brochures & Technical Guides  |  Information Sheets & Instructions | CAD Files  | Technical Videos

Talasey Group

A leading independent supplier of Landscaping Solutions

As a brand you can trust, the Talasey offer brings you more than just product solutions, but also a network of supply chain partners. Talasey operate a strict merchant only policy, supplying our wide range of products through a thousands of builders merchant stockists across the UK.

At Talasey we offer a wide selection of training courses to meet various customer needs. Whether you are wanting to visit our purpose built facility with your team, or have us come to you, there is something to suit every merchant, landscaper and garden designer with the Talasey Training Academy!

Click here to find out more.

Velux Company

Transform your spaces with daylight

VELUX is the world's leading manufacturer of roof windows, flat roof windows, sun tunnels and roof window blinds.

Our courses combine theory and practice, and are designed to help you move forward with your business. Keep up to date with the latest developments of our windows and accessories, best installation practices, and the commercial arguments to better sell the VELUX range and increase your profits.

Find easy-to-use installation guides, video guides, training courses and more via the VELUX Website.

Click here to find out more.


Building healthy and Sustainable environments

Wavin is an innovative solutions provider for the global building and infrastructure industry. Wavin focuses on creating positive change by building healthy, sustainable environments for global citizens and collaborating with municipal leaders, engineers, contractors and installers to help future-proof communities, buildings and homes.

Grow your Wavin product knowledge and understanding, completely FREE. Learn whenever you're ready and at a pace and place to suit you, with our library of CPD and product courses.

Click here to find out more.

West Fraser

Integrated Forestry Company

Founded in 1955, the Company has grown from a 12-person crew to be the largest lumber producer in North America. West Fraser takes great pride in supplying sustainable wood products to the world. Natural, renewable, recyclable , and environmentally sustainable; wood is a preferred building material.

Click here to find out more.

IoBM Merchant Supporters

Collier & Catchpole


Collier & Catchpole is an independent builders’ merchant, with business roots in East Anglia, going back almost 200 years. Well-stocked yards in Colchester, Lawford and Ipswich. The Collier team is friendly, helpful and ready to source the right products to get the job done. Committed to maintaining a fleet of the latest generation lorries and cranes. Enhanced buying power achieved through joining forces with other independent merchants across the UK. Our reputation for service underpins everything we do.

Click here to find out more.

Howarth Timber & Building Supplies

Much more than just timber

With over 180 years' trading experience, the Howarth Timber Group has grown to provide not only the widest range of products, but expertise, service, and knowledge you can rely on.

Now the UK's largest privately-owned timber company, our origins can be traced back to 1840 when we commenced trading as Hudson & Co. Over the years the Howarth Timber Group has expanded from a one-man company to an employer of more than 1,000 people specialists who know the industry inside out.

Click here to find out more.

John A. Stephens Ltd

Delivering the Difference across the East Midlands

As one of the largest and best stocked builders' merchants in the East Midlands, John A. Stephens Ltd has built its success on continually developing the range of services and products it has to offer, with the priority to provide an efficient service to all customers.

Whether you are Trade or a DIY enthusiast, our experienced staff are here to provide the products and materials you need, giving help and advice to assist your projects, which has been derived from many years experience in the building trade.

Click here to find out more.

JT Dove

Hands on since 1869

The leading independent builder's merchant covering the North East, Scottish Borders, Cumbria & Teesside. Founded in 1869, JT Dove was one of Newcastle's very earliest merchants to supply the building industry. Today the company is a major stockist of Timber, Plumbing & Building Materials serving every sector of the construction industry.

Click here to find out more.

Merritt & Fryers

Friendly, Helpful & Professional Advice

A family owned business founded in 1935, located in the Yorkshire Dales. Grown from a one-time building company, into an expansive Timber, Building, Plumbing, Hardware and Decorators merchants.

Click here to find out more.

Robert Price Builders' Merchants

Serving the trade and public since 1847

Robert Price is the largest independent builders' merchants in South East wales. Our network of 22 branches extends across the South East Wales region and includes 16 builders' merchants, 3 roofing merchants, a specialist timber merchants, an insulation branch, and an agricultural division.

Click here to find out more.

Darlaston Builders Merchants

Darlaston Builders Merchants are the largest and leading independent supplier of Building, Landscaping and Heavy-Side materials in the Midlands. Our well-earned reputation and the 35-year establishment in the trade allows us to provide the best customer service possible, including high quality materials at very competitive prices.

Click here to find out more.

Mathewson & Rosemond

Mathewson & Rosemond, a commercial plumbing and pipeline merchant since 1959. We are one of the independent merchants operating in the UK market.

Click here to find out more.


IoBM Buying Group Supporters

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Formed in January 2003, NBG is a UK-wide partnership of independent merchants. Our partners are dedicated to improving profitability and business opportunities by committing to buy products together whilst providing an efficient route to market for suppliers.

National Merchant Buying Society

NMBS is the most successful Buying Society in the UK for Independent Builders, Plumbers, Hardware and Timber Merchants, with £2.17 billion buying power. 


FORTIS is the UK's leading independent mixed merchant buying group. Representing a growing number of nationwide members, FORTIS provides a fresh approach to the benefits of combined buying, through its simple structure, responsive attitude and ability to leverage national opportunities. 

H&B Buying Group LLP

Let us help you reduce costs of product and save you time by negotiating with suppliers on your behalf. Our Members have access to the most competitive buying agreements, improved margins and product ranges.

IoBM Service & Associate Supporters

ECI Solutions

For over 20 years, we've been working with businesses of all sizes to help them compete and grow. Our industry-specific tools are designed by people experienced in the fields we serve, so we know firsthand how to make it easier for you to do what you need.

LEAP Apprenticeships & Early Careers

From Branch Counter to Boardroom, we provide apprenticeships designed around the needs of businesses to empower people to build successful and fulfilling careers within the construction sector.

Worshipful Company of Builders' Merchants

The WCoBM plays a key part in the builders' merchant sector, promoting training and education for builders' merchants and fundraising for a number of charities.