1. About us

A conversion-focused digital agency that goes above and beyond to create impact for its clients

Door4 is an established agency that specialises in conversion and acquisition. We create impact for clients across the UK, EMEA, the US and Canada. Our clients are diverse but have one thing in common - they want to get the best out of their digital channels.

Leadership & team

On one hand, strong leadership and vision has driven the success of our agency in a competitive sector. But a business isn’t anything without its people. We hire for skill and attitude – our team is diverse, experienced and competitive. They take a personal interest in our clients’ businesses and really care about getting the best possible results.


Door4 began as a web design agency in 2000, a micro business that quickly built a good reputation. Over two decades it has evolved into a mature digital agency that focuses on optimising client revenue – still incorporating web development, but led by performance requirements to include services like SEO, PPC, CRO and everything in between.

Our policies

As a progressive digital agency that wants to build a foundation of trust and good practice, we have robust policies in place. Some policies protect your rights. Others protect the rights of our colleagues, providing a supportive framework so we can continue to build a positive, thriving digital agency that clients are happy to do business with.

Our locations

Door4’s headquarters are in Lancashire and we have an office in the centre of Manchester. Our locations are well connected to the motorway and rail infrastructure, convenient for meetings. Actually, we have some clients we’ve never actually met in person. As with many businesses, 2020 helped us improve our virtual meeting processes. If a Zoom or a Teams meeting is more convenient and just as productive, let’s do that.

Charitable giving

Door4’s adopted charities are Pendleside Hospice and the ITP Support Association. Whenever we can raise money (by baking cakes or doing fun runs) or save money through environmental good practice (like sending digital Christmas cards), we donate to these charities.

Pendleside, based in Lancashire, delivers specialist and holistic palliative care, promoting and enhancing quality of life for people with life-limiting illnesses, and their families and carers. It receives only a small percentage of its funding from the government, so relies heavily on fundraising, donations and proceeds from its lottery.

Immune Thrombocytopenia is a rare autoimmune disorder that causes a shortage of platelets in blood. Lee Tomblin, a talented web developer and long-time member of the Door4 team, had ITP. Sadly, Lee died in 2020 from COVID-19. Our donations in his memory will help this tiny charity continue to support people with ITP and their families.

Terms and conditions
Door4’s terms and conditions of business, covering all topics including delivery and acceptance, insurance, fees and payments, and data protection.