Have confidence that when you choose a Portakabin building, you will benefit from the very best in engineering, design and innovation from the modular building market leaders.

Our company and products have been independently accredited and approved by many prestigious industry and awards bodies, assuring you that they meet or exceed industry standards.


BBA (British Board of Agrément)

The BBA provides authoritative, independent information on the performance of building products. Under BBA assessment, Portakabin Ultima, Titan and Solus buildings undergo rigorous structural tests – giving you the assurance that they meet permanent building regulations and provide outstanding performance. Our BBA certification confirms our buildings' compliance with the Building Regulations (England, Wales and Northern Ireland), the Building Standards (Scotland) and other permanent building standards.


This is the independent building certification standard in The Netherlands, which provides assurance that Portakabin buildings meet all relevant Dutch building regulations.


5-year product warranty

All new buildings purchased from Portakabin come with a 5-year product warranty. This covers the external fabric of the building, which includes the steel structure itself, the floor, walls and roof panels, as well as the external windows and doors. It gives you the peace of mind that if a fault ever occurs with the building fabric during the warranty period, any faulty parts will be repaired or replaced at no extra cost. Any refurbished buildings purchased carry a 3-year product warranty – covering the external fabric of the building.

30-year structural warranty

Our comprehensive 30-year structural warranty covers the structural, load-bearing elements of new buildings. These are the external walls, floors, roofs and columns – assuring you that your building will remain structurally sound. In the unlikely event of any structural failure, you have the reassurance that we will repair or replace the element at fault. If you purchase a building from our refurbished range the a 10-year structural warranty applies, covering the structural, load-bearing elements of the building.


ISO 45001

This comprehensive health and safety standard covers an organisation’s impact on health and safety issues both for the employees of the company and the design and manufacture of all products produced by it. The standard is measured against an independent benchmark of set criteria and ISO 45001 ensures that those standards are achieved and maintained.

ISO 9001

The ISO 9001 certification of our Quality Management System assures you of the consistent quality standards you can expect from our products at all times.

ISO 14001

Portakabin operates with the ISO 14001:2015 certification directing our high standards of environmental management and commitment to zero harm in all areas where we operate. Through careful consideration of the lifecycle of a Portakabin product, our customers can benefit from an efficient building which offers reduced environmental impact over the lifespan of its use, compared to a traditional build.

ISO 19650

British Standards Institute certified for the organisation and digitisation of information about buildings and civil engineering works, including building information modelling (BIM) and Information management using BIM.
Part 2: Delivery phase of the assets.

Dun and Bradstreet credit rating of 1

Portakabin has been awarded a credit score rating of 1 by Dun and Bradstreet. This rating puts Portakabin in the top 15% of UK companies, with a very low probability of business failure. We believe we are the only modular building supplier to achieve such a high credit rating. That gives you the assurance that we're here to stay and will be around to service your building and provide ongoing support services, for the long term.

CHAS (Contractors Health and Safety Assessment Scheme)

Our accreditation by CHAS means that you won't have to carry out lengthy assessments of our health and safety performance when you choose to work with Portakabin. As a CHAS-accredited supplier, our health and safety policies, systems and procedures have been rigorously assessed by independent specialists – so you don't have to.

Alcumus SafeContractor

The SafeContractor scheme is a SSIP-approved health and safety assessment scheme which ensures that members’ health and safety paperwork is up to date and meets legal industry requirements. Our accreditation to the scheme demonstrates that we take responsibility for our legal health and safety requirements.


Constructionline is a Government scheme that maintains the UK's largest database of pre-qualified contractors and consultants. Our accreditation by Constructionline gives you the assurance that our technical and financial systems have been independently assessed and approved.

NICEIC (National Inspection Council for Electrical Installation Contracting)

Portakabin is a member of the NICEIC, the UK electrical contracting industry's independent voluntary body. It regulates electrical contractors and offers approved certification services that are recognised throughout all industries. Portakabin provides full NICEIC certification for all electrical installations before your building is handed over, at no extra cost to you.

Gas Safe Register

Portakabin gas engineers are officially registered to work safely and legally on boilers, cookers, fires and all other gas appliances. Gas Safe Register is the official gas registration body for the UK. It replaced CORGI on 1 April 2009.

Rail Safety Standards Board RISQS

As a registered supplier on the RSSB RISQS database, you can be sure that Portakabin meets the exacting standards of the rail industry.

Achilles BuildingConfidence

Through our BuildingConfidence registration, you can see our adherence to key UK construction industry standards.

Zero Waste Gold Award

Portakabin has been awarded a 4 Star rating by the zero waste recognition scheme, Investors in Zero Waste. Established in 2010 and with over 500 members, Investors in Zero Waste rewards the innovation and commitment of businesses, public authorities and third sector organisations, which are making significant efforts to eliminate waste.


Each year, the 'Top 500' Superbrand list is published in the national and trade press, and in the Superbrands publication. Since 2008, Portakabin has consistently achieved Superbrand status for our quality products, reliability and distinction.


BREEAM is the world’s leading sustainability assessment method for buildings, recognising the value in higher performing assets across the built environment lifecycle. Our expertise and construction methods can help you meet the sustainability and whole-life value requirements of the BREEAM environmental assessment. We also have BRE Accredited BREEAM UK New Construction Assessors on our team of experts.

CIBSE Accredited Low Carbon Consultant

Working with a Chartered Institution of Building Services Engineers (CIBSE) Low Carbon Consultant at Portakabin means you’re working with someone who is able to provide advice on how to minimise energy use and carbon emissions from new and existing buildings, both in design and operation.

IES Accredited Virtual Environment Energy Assessors

Portakabin has demonstrated its competency in the creation and assessment of energy models relating to new buildings.

JOSCAR (the Joint Supply Chain Accreditation Register)

Using JOSCAR can determine if a supplier like Portakabin is “fit for business”. JOSCAR is a collaborative tool used by the aerospace, defence and security industry to act as a single repository for pre-qualification and compliance information.

Cyber Essentials Plus Certified

Cyber Essentials Plus is a Government backed scheme which helps to protect organisations against cyber attacks. Portakabin has implemented technical controls to prevent such attacks and undergone a hands-on technical verification to gain certification. As a result, Portakabin is eligible to bid for central government contracts which involve handling sensitive and personal information or the provision of certain technical products and services.

We engaged Portakabin to complete the installation of the onshore support base offices at Barrow-in-Furness. Portakabin performed well with a good HSE performance and met the requirements of the site to a tight deadline.

Steve Andrews, Senior Project Manager at Ørsted
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