In the early 2000s, Nigeria's financial system was scattered. Every bank operated its own payment network, ATMs from one bank often couldn't be used by customers of another, and electronic payments were still uncommon. Most transactions were completed with cash, making payments slow, expensive, and inefficient. A group of experienced professionals saw an opportunity to solve this problem by building the technology that would connect banks instead of competing with them.

Interswitch was founded in 2002 by 𝗠𝗶𝘁𝗰𝗵𝗲𝗹𝗹 𝗘𝗹𝗲𝗴𝗯𝗲, a Nigerian engineer and entrepreneur with years of experience in banking technology and payment systems.

Before starting Interswitch, Elegbe worked with technology companies serving the banking industry. During his work, he noticed that banks were investing heavily in technology but remained disconnected from one another. Customers struggled to access money conveniently, while businesses lacked reliable electronic payment systems. Instead of creating another bank, he envisioned building the digital "highway" that would allow every bank to communicate securely.

Building Interswitch was not easy. At the time, many Nigerian banks were skeptical about sharing a common payment infrastructure. Each institution wanted control over its own systems, and convincing competitors to work together required persistence.
Mitchell Elegbe spent months presenting the vision to bank executives, regulators, and potential investors. He argued that collaboration would grow the entire financial sector rather than weaken individual banks. Eventually, several banks agreed to support the initiative.



𝗧𝗛𝗘 𝗙𝗜𝗥𝗦𝗧 𝗣𝗥𝗢𝗗𝗨𝗖𝗧
The company's first major achievement was creating a payment switching platform that connected banks across Nigeria. For the first time, customers could use 𝗔𝗧𝗠𝘀 across different banks through one interoperable network. This was a significant milestone for Nigerian banking and laid the foundation for modern digital payments.



However, the company faced several obstacles:
- Limited internet infrastructure.
- Frequent power outages.
- Low public trust in electronic payments.
- High cost of deploying payment technology.
- Convincing banks to integrate with a shared platform, etc
Rather than expanding too quickly, Interswitch focused on reliability and security.

The company, also invested heavily in:
- Secure transaction processing.
- Reliable payment switching.
- Fraud prevention systems.
- High system uptime.
- Regulatory compliance, etc

Banks gradually became comfortable relying on Interswitch's infrastructure.

After establishing itself as Nigeria's leading payment switch, Interswitch expanded into new services, including:
- Debit and prepaid card services.
- Online payment gateways.
- Merchant payment solutions.
- Government payment collections.
- Digital commerce infrastructure, etc

This diversification created multiple revenue streams.

𝗩𝗲𝗿𝘃𝗲: A Major Milestone
One of Interswitch's biggest achievements was launching Verve, its domestic payment card.
At a time when international card networks dominated the market, Verve provided a locally developed alternative tailored to African consumers.
Verve eventually became one of Africa's largest domestic payment card schemes, with millions of cards issued.


Furthermore,
After dominating Nigeria, Interswitch expanded into several African markets. Rather than copying the same approach everywhere, the company adapted its products to local banking regulations and customer needs.
Regional expansion strengthened its position as a pan-African payment infrastructure company.

Mitchell Elegbe remained deeply involved in leading the company through its growth.As Interswitch expanded, it attracted experienced executives and board members with expertise in technology, finance, and international business, helping the company mature from a startup into a large enterprise.


𝗔𝘁𝘁𝗿𝗮𝗰𝘁𝗶𝗻𝗴 𝗚𝗹𝗼𝗯𝗮𝗹 𝗜𝗻𝘃𝗲𝘀𝘁𝗼𝗿𝘀
Years of consistent execution attracted international investors.
In 2019, 𝗩𝗶𝘀𝗮 invested $200 million in Interswitch, valuing the company at around $1 billion. The investment made Interswitch one of Africa's first fintech "𝘂𝗻𝗶𝗰𝗼𝗿𝗻𝘀" and validated its long-term strategy.

However,
Several factors contributed to its success:
- Solving a major infrastructure problem instead of creating another financial institution.
- Building technology before focusing on consumer branding.
- Forming partnerships with banks instead of competing against them.
- Prioritizing security and reliability.
- Expanding into complementary payment services.
- Scaling regionally after becoming the market leader in Nigeria.
- Maintaining a long-term vision despite early skepticism, etc




𝗟𝗲𝘀𝘀𝗼𝗻𝘀 𝗳𝗼𝗿 𝗙𝗼𝘂𝗻𝗱𝗲𝗿𝘀
Interswitch's story demonstrates that the biggest businesses often solve infrastructure problems rather than simply creating another consumer app.

By identifying a fundamental weakness in Nigeria's financial system, Mitchell Elegbe built technology that enabled millions of people and thousands of businesses to transact digitally. The company's success came from patience, collaboration, consistency, continuous innovation, and earning trust over many years, not from rapid growth alone.