Climate change is more than just an environmental issue; it’s changing how companies think about their business partners.
A recent study that looked at almost 20 years of data from U.S. companies shows that firms facing higher climate risks are choosing to diversify their customer bases. Instead of relying heavily on a few large clients, they’re spreading their sales across a wider range of customers to manage this risk.
This research, published in Business Strategy and the Environment, clearly indicates that climate risk isn’t just something to think about for the future. It’s influencing real business decisions today. Companies that are at greater risk from extreme weather, regulatory changes, or climate disruptions are less inclined to concentrate their revenue in a few key accounts.
Dr. Eric Boahen, who worked on the study, points out that this trend is particularly noticeable among companies that invest heavily in corporate social responsibility, innovation, and physical assets like factories. These firms understand that relying on just a few customers can make them more vulnerable during climate-related shocks.
“This evidence shows that climate risk is shaping everyday business decisions,” Dr. Boahen explains. “When climate events can impact both a company and its major customers, depending too much on a small number of accounts becomes a risk.”
The study analyzed nearly 4,800 firms over a 17-year period, showcasing real-world behavior in the face of climate challenges.
So, why does this matter? For investors and lenders, the findings could highlight a significant gap in understanding climate risk. Companies with a diverse customer base might be more resilient against issues like earnings fluctuations or supply chain interruptions.
For company boards and regulators, these insights point to customer diversity as a crucial governance concern. If a firm consistently relies on a small customer base in a climate-vulnerable region, that could indicate flaws in their risk management strategies.
“Climate resilience isn’t just about where a company’s assets are or how much carbon it emits,” Dr. Boahen notes. “It also includes understanding how exposed a business is through its commercial relationships. Customer concentration is becoming a pressing climate issue.”
In recent discussions on social media, many users are recognizing the importance of business sustainability and are advocating for companies to reconsider their reliance on a limited number of customers. Trends show more discussions around how climate change demands smarter, more diversified business strategies.
As we face ongoing environmental changes, the ways in which companies manage their risk and relationships will shape not just their futures, but also the larger economic landscape.

