Working With TrustMark
Working together to raise standards within the industry and improve consumer protection
Age UK
The Age UK offer a Business Directory, which is a free service to help older people find a trustworthy business in their local area
Buckinghamshire and Surrey Trading Standards
Buckinghamshire and Surrey Trading Standards work with TrustMark to offer a Trading Standards Approved level of membership
Chartered Trading Standards Institute
CTSI represents trading standards professionals working in local authorities, business and consumer sectors and central government
Chartered Insitute of Building
CIOB drive up professional standards, push forward innovation, influence political decisions and strengthen the talent
Consumer Friend
Consumer Friend gives consumers and businesses free, impartial advice on consumer rights, rules and best practices
Citizens Advice Bureau
Citizens Advice give advice on consumer rights on their consumer helpline and works with TrustMark to ensure you find a trader you can trust
Department for Business & Trade
The Department for Business & Trade supports businesses to invest, grow and export, creating jobs and opportunities across the country
Department for Energy Security and Net Zero
The Department for Energy Security and Net Zero (DESNZ) is focused on the energy portfolio from the former Department for Business, Energy and Industrial Strategy (BEIS)
Electrical Safety First
Electrical Safety First is a campaigning charity that aims to reduce deaths and injuries caused by electricity in UK homes
Energy Saving Trust
Energy Saving Trust is an independent organisation – working to address the climate emergency
Grand Designs
Grand Designs magazine is the official publication of the hit television show hosted by Kevin McCloud and broadcast on Channel 4 and All 4
Department for Levelling Up, Housing and Communities
Previously MHCLG, DLUHC's job is to create great places to live & work and to give more power to local people to shape what happens in their area
Microgeneration Certification Scheme (MCS)
MCS create and maintain standards that allow for the certification of products, installers and their installations
National Consumer Federation
The National Consumer Federation represents the voice of UK consumers. They have more than 50 years of experience in promoting consumer interests and positive change
National Home Improvement Council
The NHIC represents over 100,000 businesses in 100’s of trades carrying out five million home improvement and RMI jobs each year
National Insulation Association
The National Insulation Association (NIA) exists to promote a more energy-efficient built environment
Insulated Render and Cladding Association
The INCA is the trade association for the External Wall Insulation industry, representing the major system designers, a nationwide network of specialist installers and key component suppliers