To grow brand awareness and drive memberships for London-based Gymbox and Amsterdam-based TrainMore (both part of Urban Gym Group), influencer agency Habs & Louis built an always-on creator program designed for authenticity and scale. Instead of one-off sponsored posts, the strategy turns premium gym memberships into year-round, organic content. Discover how Habs & Louis used the Stellar platform to track, manage, and measure this large-scale ambassador program in real time.
Habs & Louis was born when Merel and Cecile met while working at the same company. A shared passion for creativity quickly brought them together, and they decided to build something of their own. What started as a small influencer agency grew into a full-service creative marketing agency.
Today, Habs & Louis helps brands grow through online campaigns, smart social strategies, and memorable offline experiences like events and activations. From day one, the team has been driven by passion and a genuine love for the brands it works with, bringing creativity, strategy, and community together to turn ideas into meaningful campaigns and help brands of all kinds build their presence and connect with people.
That same philosophy shaped the agency’s work with Gymbox and TrainMore, two of the most distinctive fitness brands within Urban Gym Group. Rather than chasing short-term campaign spikes, Habs & Louis looked beyond traditional fitness creators to tap into a broader mix of culturally relevant personalities: creators with an affinity for sport, wellness, lifestyle, fashion, or simply strong and entertaining personal brands. The result is an ambassador-style program that keeps these gyms top of mind all year round, powered by Stellar.
Gymbox and TrainMore came to the table with a clear ambition: increase brand awareness, drive memberships, and maximize earned media value, all without leaning on one-off sponsored posts or overly scripted fitness content. In a category saturated with the same gym selfies and rehearsed workout clips, standing out meant doing something different. The real challenge wasn’t running a single campaign; it was designing an influencer strategy that felt authentic, scalable, and sustainable over time, one that could keep working month after month rather than fading the moment a campaign ended.
That ambition translated into three guiding goals: generate as many impressions as possible, keep CPM highly efficient, and build long-term visibility instead of short-lived campaign spikes. Hitting all three at once is where most influencer programs struggle, because reach, efficiency, and longevity usually pull in different directions. Achieving them together would require not just the right creators, but the right infrastructure to manage and measure everything in one place.
Across an always-on program spanning dozens of creators, Stellar gave Habs & Louis the infrastructure to manage, track, and prove impact, all in one place.
Thanks to Stellar, Habs & Louis transformed a complex, large-scale ambassador program into a scalable engine for sustained awareness and growth.
Rather than paying creators for individual posts, Gymbox and TrainMore offer selected influencers a 12-month membership in exchange for ongoing content throughout the year.
The concept works because it aligns naturally with creator behavior. Many creators already work out regularly and organically share gym-related content. By giving them access to a premium membership, the gyms become part of their weekly routines, making content creation feel authentic rather than transactional.
The campaign focuses on:
Creators are free to share in their own style across TikTok, Instagram Reels, in-feed posts, and Instagram Stories, producing content that feels native to each audience while keeping Gymbox and TrainMore continuously top of mind.
In total, 88 creators contributed with content to the Gymbox monthly campaign. Managing monthly deliverables across such a large creator group can quickly become operationally complex, so the team relies on Stellar to track creator activity, monitor agreements, and manage reporting from one centralized platform.
Using Stellar’s reporting and overview features, the team can instantly see:
This makes it possible to run an always-on influencer strategy at scale, without losing visibility or control.
The program continues to deliver strong awareness and media value. The figures below are an example of one month’s performance (March) for Gymbox:
By leveraging memberships instead of traditional paid sponsorships, Gymbox and TrainMore achieve highly efficient visibility while building authentic, recurring creator exposure over time.
The success of the Gymbox and TrainMore partnership shows that influencer marketing doesn’t always need heavily produced campaigns or short-term bursts of content. When creators genuinely use and enjoy a product or service, long-term partnerships generate more authentic storytelling, stronger brand integration, and significantly more efficient media value. Combined with the right tracking and reporting infrastructure, always-on creator programs can become a scalable engine for growth.
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