Cantarus
Premium
15 Jutland Street
Manchester , M1 2BEUnited Kingdom
You can reach our dedicated consultants at:
+44 (0)161 971 3200
We design and deliver connected websites, CRM, and digital solutions built on 20+ years of membership expertise - crafting digital ecosystems that strengthen engagement, drive member value, and cultivate thriving communities.
At Cantarus, we’re proud to serve more than 75 ambitious professional and trade associations across the UK, USA, and Europe, including the Royal Institute of British Architects, British Medical Association, and Chartered Institute of Marketing.
With former membership professionals across our leadership team, we have a deep understanding of the sector’s unique challenges - from balancing heritage and innovation to connecting legacy systems and engaging increasingly diverse audiences. It’s this insight that shapes everything we do, ensuring every solution we deliver truly reflects the needs and ambitions of modern membership organisations.
Our capabilities cover the full digital journey:
- Web & App Engineering
- Microsoft Dynamics CRM
- Online Community
- Experience Design & Branding
- Consultancy
- Support & Hosting
- Data & Insight
- Digital Publications
- Content Marketing
Why choose Cantarus
Deep Membership Expertise
With over 20 years in business and former membership professionals on our leadership team, we understand your world - from engagement and retention to transformation and growth.
Proven Technical Excellence
We’re the first Umbraco Platinum Contributing Partner in both the UK and US, with two Umbraco MVPs on staff. As a Kentico Gold Partner and Certified Hosting Partner too, we’re recognised for delivering high-performing, scalable solutions.
Results That Last
A 95% client retention rate and 100% rolling 12-month satisfaction score speak to the strength of our relationships and the measurable outcomes we deliver. Many of our clients continue to grow with us year after year.
End-to-End Partnership
From strategy and design to build and optimisation, we act as an extension of your team - combining insight, creativity, and technical skill to deliver digital experiences that evolve with your organisation.
Our mission is simple: to help membership organisations connect people, deliver value, and stay ready for what’s next.
Case Studies
Testimonials
Our partnership with Cantarus has been great in delivering an app that truly resonates with our members. Their collaborative approach and ability to adapt to our evolving vision have been crucial to its success. We're thrilled with the results and are excited to continue working with them to add even more features, like improved job lead notifications and our new podcast series. It's been a pleasure working with such a dedicated and talented team.
Liz Porter ,Federation of Master Builders
We are thrilled with the transformation of our digital presence so far. Not only does it align with our values, but it sets the foundation for future growth. The improved design and functionality will undoubtedly enhance how our members engage and interact with our resources. Feedback has been overwhelmingly positive, and we are now well-positioned for the future. We're looking forward to continuing to work with Cantarus going forward.
Gareth Playford ,Royal College of Physicians
We saw Cantarus as the gold standard for community, in terms of platform sure, but also for services to ensure the community's success. After investing so much in a digital transformation that largely eased staff functions, we wanted to ensure the member-facing engagement centre gave the members something really powerful and reflected a true modernisation of our digital offering. From the perspective of what we've seen in the market, Cantarus are definitely experts in this field. They gave us the confidence to launch our online community, bringing forward their experience and really empowering us in adopting this new platform.
Kayleigh Mapstone ,British Mensa