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Video Agency in Esch-sur-Alzette: UGC and TikTok Content in Belval

In Esch-sur-Alzette, a university campus and a concert hall have sprung up at the foot of blast furnaces left standing, and this setting looks like nowhere else in Luxembourg.

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● Video agency in Esch-sur-Alzette

Shooting, editing and publishing for brands in Esch-sur-Alzette

In Esch-sur-Alzette, a university campus and a concert hall have sprung up at the foot of blast furnaces left standing, and this setting looks like nowhere else in Luxembourg. According to the city’s Observatoire social, the municipality had 37,437 inhabitants on 1 January 2024, of whom 43.5% were Luxembourgish and 27.2% Portuguese. Coming from Paris, we cross the border to film UGC content, TikTok formats and Meta ads here, choosing creators able to speak to each of these communities.

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37,437 Eschois and several languages on the same street

The municipal register, analysed in the Observatoire social’s 2025 report, counts 37,437 inhabitants on 1 January 2024, 1,280 more than in 2022, over 14.39 km². Luxembourgers make up 43.5% of the population, Portuguese 27.2%, and non-European nationalities have risen from 7.6% to 10.5% since 2020. This mix forces a different approach to advertising. A Facebook ad in Luxembourgish reaches only part of the audience; a Portuguese version, a French one and English subtitles widen the reach without multiplying shoots. So we often film the same scene with two creators speaking different languages, or plan from the writing stage shots without dialogue where the product speaks for itself. On TikTok, the creator’s accent and language often do more for credibility than the setting.

From the Iron Metropolis to the Cité des sciences

The city points out that in the early 1970s, Luxembourg’s steel industry exceeded 6 million tonnes a year and employed nearly 29,000 people, before a long decline. Belval, the former heart of that industry, is now home to the Université du Luxembourg, research centres and companies. It is the country’s only university, and its campus attracts researchers and students of many nationalities. For a company based in Belval, the useful videos are often B2B: a researcher summarising her work to camera for LinkedIn, a laboratory tour to recruit international profiles, a founder interview in front of the steel structures. The contrast between the new building and the rust of the blast furnace does much of the visual work.

Rue de l’Alzette, pop-up stores and tables in the centre

Retail is concentrated on the rue de l’Alzette, where the city manages two trial spaces for new retailers: the Pop Up Store at number 121, which regularly hosts new traders, and Den 120 at number 120, for longer contracts. A brand opening there for a few weeks has to make itself known quickly: an opening Reel, a UGC video of a customer discovering the shop and a behind-the-scenes TikTok, all shot on the same day, give it enough to publish throughout the lease. For a restaurant, a Portuguese bakery or a café in the centre, we capture the lunchtime rush, the work in the kitchen and the first customer’s reaction. A short format with the address, the shopfront and the signature dish helps the many students and employees of Belval, who don’t necessarily know the old centre, to make their way down.

The blast furnace top and the Rockhal’s two halls

The Belval blast furnace can be visited: the city announces guided tours that climb to the furnace top, 40 metres up, from where you can see the whole district. The Rockhal, opened in 2009 on the Belval-Ouest wasteland, has two halls with standing capacities of 6,500 and 1,200 and claims to be the country’s largest amplified-music centre. For a shoot, these landmarks give very legible backdrops: steel walkways for a ready-to-wear label, the surroundings of the Rockhal on a concert night for a drink or an event, the old centre for a neighbourhood shop. Filming in a public square requires the city’s prior agreement.

From Esch station to the furnace top: how a day runs

Before the trip, everything is settled remotely: writing, scouting from photos, selection of creators based in Esch or elsewhere in the south of the country, and a file to the events department when a public square is part of the plan. Once in Esch, the crew gets around by train between the central station and Belval-Université, with no vehicle to park. The morning is happily spent in a shop on the rue de l’Alzette, before customers arrive; midday returns to a table in the district, full of people; the end of the day is reserved for Belval, when the low sun lights the steel of the blast furnaces. Back in Paris, we assemble the language versions and several different openings, so that the brand can compare what really holds its audience. Esekai, launched by Tony Lo, has already done this work for more than 350 brands.

Sources of the figures quoted Ville d'Esch-sur-Alzette, Observatoire social, rapport 2025 (registre communal, janvier 2024) (Social Observatory, 2025 report, municipal register, January 2024) Ville d'Esch-sur-Alzette, Histoire de la Ville d'Esch (history of the city of Esch) Esch City Life, Rockhal Esch City Life, Visite guidée combinée du Haut Fourneau et de la Cité des Sciences (2026) (combined guided tour of the Blast Furnace and the Cité des Sciences, 2026) Ville d'Esch-sur-Alzette, Espaces pour pop-up stores (rue de l'Alzette) (spaces for pop-up stores, rue de l’Alzette) Ville d'Esch-sur-Alzette, Événements et marchés (demandes de tournage sur une place publique) (events and markets: requests to film on a public square)
+40% click-through rate (CTR)
-30% cost per acquisition (CPA)
x2 à x3 return on ad spend (ROAS)
Why?

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An ad that looks like an ad gets skipped in a second. A creative ad works on the hook, the message and the format so it is watched to the end, then tested and adapted for as long as it converts.

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How?

Our approach to creative ads

Every video is designed to be tested, measured and then improved.

01

Strategy & audience analysis

Market, goals and audiences: we choose the angles to test.

02

Visual creation & ad copywriting

Scripts, shooting and editing to each platform's codes.

03

Testing, iteration & continuous optimisation

We compare the variants and roll out the winners.

FAQ

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Yes. The city’s events management department handles requests to organise an event or a shoot on a public square. Our file specifies the place, date, duration and number of people present. For an indoor shoot, in a shop or an office, the venue’s agreement is generally enough.

It all depends on the target audience, since no single nationality has a majority on its own: 43.5% Luxembourgish and 27.2% Portuguese on 1 January 2024 according to the city. Our work as a UGC agency in Esch-sur-Alzette often ends up as two versions, with two creators, rather than a dub added at the edit.

The surroundings are easy to film, and the blast furnaces can be visited on guided tours. For a shoot inside the Rockhal or on the industrial installations, the managers’ agreement is still essential. As a TikTok agency, we rely on small crews and off-peak slots so as not to disturb the public.

A creative ads agency designs video ads built for social platforms: tested hooks, native 9:16 formats and data-driven iterations. At Esekai, every creative ad is produced in-house in Paris (script, shoot, edit), then adapted for TikTok Ads and Meta Ads to lower your acquisition costs.

Creative ads are structured advertising for paid media (TikTok Ads, Meta Ads). UGC videos mirror authentic creator content to build trust and convert. Organic content builds your social presence over the long term. The three are complementary.

We work on a six-month minimum. A video content strategy performs best over time: the first six months let us test, refine and optimise for durable, compounding results.

In our clients' words
01 / 02
Verified review, Trustpilot
A team that understands the business stakes, not just video. The setup brought us more visibility and more sign-ups.
Valentin Blanco CEO, Virage Prépa
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Client, Automotive
Content that meets our brand standards, delivered at the pace of the platforms. The France launch exceeded our targets.
Nicholas K. Sales Director, BYD
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