low-impact infrastructure for high-impact events.

Modular infrastructure that delivers fast, looks polished, and proves brand commitment to sustainability—without financial compromises or adding complexity.

One modular system. Multiple applications.

practical infrastructure that carries meaning.

Build, store, and reconfigure with ease.

layouts that fit your event goals

From keynote seating and networking zones to branded showcases—our system adapts to your format and flow.

A speaker presents on stage at an indoor event, backed by a branded CHL Constructions banner, with a seated audience attentively listening.

quick to deploy. easy to break down.

Delivered pre-sorted, labeled, and ready to go. Your crew—or ours—can build it fast without tools or permits.

support where you need it.

We can provide layout planning, setup crew, or just the gear. You decide how involved we are.

A large vertical banner for 'Future Materials' is mounted on a structure made from upcycled EPAL pallets, surrounded by other exhibition booths in an industrial hall.

branded and presentation-ready.

Supports logos, signage, lighting, and finishes. No compromise on visual quality.

reusable and visibly sustainable.

Helps your client walk the talk. No waste. No single-use setups. Just good design that happens to be circular.

Event attendees relax and chat in an outdoor courtyard furnished with modular seating made from stacked pallets and black cushions.

infrastructure that’s as thoughtful as your lineup.

Save money long term, reap all the benefits at your next event.

*full LCA available upon request

2x

faster set-up time

compared to other event companies

3x

faster take down time

compared to other event companies

70%

less CO2 emissions*

compared to traditional design and construction solutions

2,5t

of waste saved

on a lounge area accommodating ~300 people

*full LCA available upon request

clients stand by our solutions

“the mellow joint connection system is quite unique and flexible. It allowed us to design and build the Zen Yard fairly quickly….(working) with mellow designs was an easy and interesting process and we can’t wait to see how we can collaborate more in the future”


Jakob Martin Nielsen

Laboratory Manager, DTU Skylab

Trusted by:

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Case Studies

sustainability that makes business sense.

TechBBQ

For Denmark’s biggest startup event, we delivered smart, modular infrastructure that scaled like a SaaS. One system, endless setups—ready for both keynote stages and casual networking corners.

read more →

Future of Festivals

At Future of Festivals Berlin, we didn’t just talk sustainability—we built it. Hands-on, plug-in systems that prove circular design is already here (and it works).

read more →

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Get in touch!

FAQs

Browse our Frequently Asked Questions or contact us if you can’t find your desired information.

How do I collaborate with mellow designs?

Let us know what type of event or space you want us to design and we will provide you with custom designs based on your idea. After we agree on a design, our team goes out to the location and builds the designs

We do not sell the pallet structures, but we can build them for you on sight.

You have the option of buying the mellow joint connection systems if you want to use them to build structures yourselves. Just let us know what you want to build.

It takes 4 weeks from order to delivery if you want to buy our mellow joint connection system.

No, we do entire event, festival or space designing, with or without pallets. Once you agree on the design, we will come and build the area. After the event, our team takes it down and leaves the area without any waste being generated.

You do not need any special permit for any of our indoor or outdoor structures and designs.

Yes, the mellow wall is a perfect solution for both indoor and outdoor venues to create partition and enclosed spaces.