Why design decisions make or break your sustainability strategy

Veronika M
May 26
4 min read

There's a statistic that has stayed with me since I first encountered it during my master's in sustainable design. According to the UK Design Council and numerous research papers, 80% of the environmental impact of a product, service, or infrastructure is determined at the design stage — before a single unit is manufactured, before a customer ever encounters it.

I've spent the years since working at the intersection of design, sustainability, and business strategy. And the more I see how companies approach sustainability, the more I believe this statistic points to something most businesses are still missing: that sustainability isn't primarily a reporting problem, a materials problem, or a communications problem. It's a design problem. And it needs to be addressed at the beginning of the process, not bolted on at the end.

Design is more than aesthetics

When most people think about design, they think about how something looks. And aesthetics do matter — I'll come back to that. But design, in its fuller sense, is about how something works, how it's made, how it reaches people, and what happens to it when they're done with it.

This is why designers — and increasingly, people who wouldn't call themselves designers — are central to sustainability. If you're a founder developing a new product, a team lead shaping a service, or a CEO deciding how your company creates and delivers value, you are making design decisions every day. The question is whether those decisions are made with sustainability in mind, or whether that conversation happens much later, when it's far more expensive and complicated to make changes.

Five design principles worth building into your process

Practical lenses that help you make better decisions earlier.

Systemic thinking

No product or service exists in isolation. It sits within supply chains, consumer habits, infrastructure, and ecosystems. Thinking systemically means asking not just "is this product sustainable?" but "what does the broader system look like, and where does our offering fit into it?" This often reveals that the real problem isn't where you first assumed — and that the most valuable intervention is somewhere unexpected.

Circular economy principles

The dominant model of most businesses is still linear: take resources, make something, sell it, and eventually it ends up in a landfill. Circular economy design works against this logic — keeping materials in use for as long as possible, designing products that can be repaired, repurposed, or recycled, and thinking about end-of-life from the very beginning of the design process.

This isn't a niche concept anymore, but it's also not yet mainstream practice. Most companies I work with are still at the early stages of understanding what circular economy actually means for their specific product or business model — and the gap between ambition and implementation remains significant.

Product as a service

One of the most effective ways to reduce material consumption is to stop selling products and start selling outcomes. Nornorm sells the office furniture usage, not the furniture itlesf. Interface leases carpet tiles, rather than selling them outright. Which means they have a direct financial incentive to make them last longer and recover them at end of life. This model shifts the relationship between company and customer — and it changes the design brief entirely.

Worth noting: product-as-a-service doesn't automatically deliver sustainability benefits. If it doesn't actually reduce resource use or production demand, it's a business model innovation without the environmental impact. The framing matters less than what the numbers show.

Desirability

This one is underrated in sustainability conversations, which tend to focus on environmental credentials and overlook the question of whether people actually want the thing being designed.

A product can have exemplary sustainability characteristics and still fail — because it's inconvenient, unattractive, or asks people to compromise on something they care about.

The most durable sustainable products are the ones people love. They use them for longer, take better care of them, and choose them over less sustainable alternatives not because they feel they should, but because they genuinely want to. Designing for emotional connection and desirability isn't in tension with sustainability — it's one of the most effective sustainability strategies available.

Longevity

A product that lasts twenty years and gets passed on to someone else can outperform a "sustainable" product that's replaced every two years. Longevity is one of the oldest sustainability principles and one of the most overlooked in modern product development, where business models often depend on repeat purchase.

Designing for longevity means using quality materials, creating timeless rather than trend-driven aesthetics, making products repairable, and building emotional durability — the quality that makes people want to keep something, not just the structural quality that allows them to.

Where this connects to business strategy

The reason this matters beyond the product itself is that design decisions made early determine what's possible later — in terms of cost, positioning, customer experience, and the sustainability story you're able to tell honestly.

Companies that integrate sustainable design thinking from the start tend to find that it sharpens their value proposition, not just their environmental credentials. It forces clearer thinking about what problem you're actually solving, for whom, and why your approach is genuinely better.

That's also where brand strategy and sustainable design intersect most directly. A compelling sustainability narrative isn't something you layer over a product after the fact. It emerges from what the product actually is and how it was made.

The strongest sustainable brands I've worked with don't have to work hard to communicate their values — because those values are already visible in every design decision they've made.

Veronika Marfina is a brand strategist and business innovation consultant working with sustainability-focused companies across Europe. She helps founders and leadership teams develop brands, communication strategies, and business models that grow.

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