At Rebel Lion Advertising, we’re always pushing boundaries, delivering bold, results-driven campaigns for brands that want to make an impact. As a top marketing agency in Cardiff, we’re thrilled to welcome several new names to our growing roster of clients.
Expanding Our Client Portfolio
From established industry leaders to disruptive startups, we’re partnering with brands that are ready to scale. Our expertise in branding, digital marketing, paid media, and creative content allows us to craft tailored strategies that drive real results.
Why Brands Choose Rebel Lion
Businesses trust us because we don’t just market—we transform. Our Cardiff-based team blends data-driven insights with cutting-edge creativity, ensuring each campaign delivers measurable success. Whether it’s social media management, digital advertising, or brand storytelling, we develop strategies that elevate brands above the noise.
New Clients Joining Rebel Lion
DEPOT
One of Cardiff’s most iconic venues, DEPOT has built a reputation for unforgettable events. We’re thrilled to be working with them on media planning and buying to drive engagement and audience growth.

When DEPOT announced Blackweir Fields as Cardiff’s newest live music hotspot, we were there to help set the stage. After executing a strategic OOH campaign for Kings of Leon’s headline show, we’re back at it again for Noah Kahan.
The DEPOT brand is deeply ingrained in Cardiff’s culture, and working with another powerhouse Welsh brand is always a pleasure.
Indigo Group
A leader in payroll and employment solutions, Indigo Group supports businesses across multiple industries.
As certified HubSpot Partners, we’re conducting a full CRM diagnostic to streamline their processes and unlock new growth opportunities.
Our team is implementing automations to help their business development managers work smarter, close deals faster, and access the insights they need through bespoke dashboards and reports. Plus, with our PR support, we’re amplifying their brand presence to ensure they stand out in their industry.
This collaboration is all about efficiency, growth, and impact – exactly what we do best as a top-tier Cardiff marketing agency.
Birchwood Motors
A trusted name in the automotive industry, Birchwood Motors is all about quality vehicles and exceptional service. With our expertise in brand storytelling, advertising, and digital marketing, we’re driving their online presence to the next level.
Expanding Our Work with Existing Clients
ITEC
We’re continuing to deliver for ITEC, o produce a compelling video highlighting the importance of Welsh in the workplace. As part of the Welsh Government’s Cymraeg 2050 initiative, which aims to create 1,000,000 Welsh speakers, this campaign demonstrates how learning Welsh isn’t just a cultural benefit, it’s a career advantage.
Glamorgan Cricket
Cricket in Cardiff is getting bigger, and we’re at the heart of the action. Our work with Glamorgan Cricket includes media planning, paid campaigns, and audience engagement strategies, ensuring the club reaches new fans and commercial opportunities. Our latest campaign is centred around two unmissable England clashes coming back to the Welsh capital:
- England vs. West Indies
- England vs. South Africa
Our campaign delivers premium design, precision audience segmentation, and razor-sharp targeting to ensure every marketing pound works hard. With no wasted spend and no guesswork, this is how you fill stadiums.
Why Businesses Choose Rebel Lion
Brands work with us because we don’t just deliver campaigns—we drive results. As a Cardiff-based marketing agency, we specialise in:
- Paid Media & Advertising – High-impact campaigns that maximise ROI
- Brand Strategy & Positioning – Creating a brand identity that stands out
- Content & Social Media – Engaging, data-driven storytelling
- Creative & Production – Eye-catching visuals and messaging that convert
Looking for a Marketing Agency in Cardiff?
If you’re searching for a marketing agency in Cardiff that delivers high-impact, results-driven marketing, Rebel Lion Advertising is the agency for you. Whether you need social media management, brand strategy, or digital advertising, or media planning and buying, we’ll build a campaign that gets people talking.
Get in touch today to make big things happen.