From Community Radio to Cold Storage: How Nnaemeka Ikegwuonu Built ColdHubs
Ikegwuonu grew up in a family familiar with agriculture. His father had a farm, and he and his siblings were involved in farming activities while growing up. However, his interests were not limited to agriculture. He was particularly fascinated by radio and had an ambition to become a journalist. Although he eventually studied History at university, his interest in communication remained. His later work in the development sector brought these interests into contact with another area that would shape his career: rural agriculture.
During his National Youth Service Corps (NYSC) year, he worked with an organisation focused on HIV/AIDS. While interacting with people in the community, he also found himself discussing agricultural issues, including crops such as maize and yam. These conversations exposed a gap in access to agricultural information. Many smallholder farmers needed practical knowledge that could help them improve their farming activities, but the information was not always reaching them.
In 2003, at the age of 21, he established the Smallholders Foundation, an organisation focused on rural agricultural development. He later developed a community radio initiative through which farmers could receive information, share experiences and discuss challenges affecting their livelihoods. The radio project became more than a communication platform. It gave Ikegwuonu an opportunity to travel to rural communities, speak directly with farmers and understand the problems they encountered.
Through the Smallholders Foundation and its agricultural radio activities, Ikegwuonu became increasingly familiar with the difficulties facing small-scale farmers. One challenge stood out: farmers could invest time and resources in growing food but still lose a significant portion of their produce because of inadequate storage.
The problem extended beyond farms to markets and other points in the food distribution chain. Perishable produce could remain exposed to heat while farmers and traders searched for buyers. When sales were delayed, the quality of the food deteriorated, forcing sellers to accept lower prices or discard damaged products.
A report by the Food Planet Prize describes how traders at markets such as Obinze in Imo State resorted to improvised methods, including spreading unsold produce on floors overnight. These practices did not provide reliable protection against spoilage and contamination. Ikegwuonu’s exposure to these realities helped him recognise that improving agricultural productivity was not enough. Farmers also needed infrastructure that could preserve the value of what they had already produced.
His experience with community radio had taught him the importance of listening to the people affected by a problem. He now had to find a way to turn what he had learnt into a practical intervention.
The development of ColdHubs emerged from his search for a solution to post-harvest losses. During a visit to Jos, Ikegwuonu observed the scale of food damage occurring before produce reached markets. He recognised the need for cold storage facilities that could serve farmers and traders who could not afford conventional refrigeration systems. However, simply introducing ordinary cold rooms would not address the problem if the intended users lacked reliable electricity or could not afford the service.
The solution therefore had to consider both energy access and affordability.
Developing the technology was only one part of building ColdHubs. Convincing farmers and traders to adopt a different approach to storing their produce presented another challenge. Some traders were already accustomed to traditional storage practices and were uncertain about introducing their produce into unfamiliar facilities. Changing these habits required more than explaining how the technology worked.
ColdHubs had to demonstrate the benefits through practical experience, build trust and educate users about proper post-harvest handling. The Food Planet Prize reports that the company used awareness programmes, demonstrations and free storage trials in some new locations to help potential customers understand the service.
There were also financial and operational difficulties associated with clean-energy infrastructure. The cost of establishing solar-powered cooling facilities, importing components, securing market space and expanding into new locations all presented challenges.
These difficulties show that developing an innovation for a market is different from developing one that people can consistently access and afford. The business had to build a functioning service while also addressing the conditions that could prevent its intended customers from using it.
From an Initial Prototype to a Wider Operation
In 2014, a solar-powered walk-in cold room was developed and tested in 11 Nigerian states. Following the testing and validation process, Ikegwuonu decided to establish a separate venture to commercialise the solution. ColdHubs was registered in 2015, with operations beginning in 2016, according to a report by the Aspen Network of Development Entrepreneurs. The venture was developed with support from a friend and technical input from a German company during the initial design process.
The first version was far from the modern facilities associated with the company today. The Food Planet Prize recounts that the initial structure, launched in July 2015, was an improvised cold room made from plywood, stilts, bolts, planks and a window air conditioner.
It was a starting point for developing a system that could work in real market conditions.
ColdHubs gradually expanded beyond its initial installation. Its facilities were introduced in different markets and food distribution locations, giving farmers and traders access to cold storage closer to where they operated. The Food Planet Prize reported that the company had 54 cold-room facilities across Nigeria at the time of its published profile, with operations spanning 22 states. It also reported that ColdHubs had reached more than 5,000 outdoor food market traders.
The company expanded its approach to include solar-powered refrigerated trucks. In July 2022, it launched two trucks designed to transport produce from farms to markets while maintaining cooler conditions. This addressed another part of the food supply chain. Even when produce is harvested in good condition and stored properly at a market, it can still deteriorate during transportation, particularly when exposed to heat and poor handling.
The refrigerated trucks represented an effort to extend the cold chain beyond storage facilities and closer to the point of production.
Ikegwuonu’s work has also received international recognition. He was selected as an Ashoka Fellow in 2008 for his earlier work using community radio to improve access to agricultural information. ColdHubs subsequently received recognition through initiatives including the Start Up Energy Transition Award.
What Founders Can Learn from Ikegwuonu’s Journey
Ikegwuonu’s journey offers several practical lessons for founders, particularly those building businesses around problems affecting local communities.
- Pay attention to problems beyond the obvious: His work began with agricultural information, but direct engagement with farmers revealed another challenge in the value chain. Understanding the wider problem created room for a different business.
- Build with the intended users in mind: ColdHubs was designed around the realities of smallholder farmers and traders, including limited access to electricity and expensive refrigeration.
- Test before scaling: The solar-powered cold room was tested and validated before the solution was developed into a separate commercial venture.
- Adoption requires trust: Introducing new technology does not automatically change established practices. Demonstrations, education and consistent service can help users understand its value.
- Consider the entire system: Food preservation is not only about storage. Transportation, market infrastructure, energy access and handling practices also affect the outcome.
ColdHubs began with a problem observed through years of engagement with farmers and traders. Its development shows how community research and an understanding of local conditions can lead to a business that addresses a practical gap.
For Ikegwuonu, the work has moved beyond the original idea of providing cold rooms. The addition of refrigerated transportation reflects a broader effort to protect produce at different stages between farms and consumers. His journey from community radio to agricultural cold-chain infrastructure also demonstrates how a founder’s first project can provide the experience and understanding needed to identify another opportunity.
ColdHubs is an example of a South-East-founded venture applying technology to an everyday economic problem. Its story is not simply about introducing solar-powered refrigeration; it is about recognising where value is being lost in an existing system and developing a service around that gap.
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