By: Gerjo Hoffman - Co-Founder and CEO, Open Access Energy

Independent Power Producers (IPPs) are now a critical component of South Africa’s electricity supply. As private generation accelerates, the focus is shifting from projects announced to projects banked and built: only 6,372 megawatts (MW) of private capacity remains in active development, while 5,727 MW already under construction is largely contracted. As a result, bankability has become the key filter determining which projects reach financial close and which fall away.

At its core, a bankable energy project is one that financiers trust. Trust that the project can be built on schedule, operated reliably and deliver predictable revenue over the long term. In today's market, achieving this level of confidence requires more than sound technology or strong demand. It depends on disciplined planning, realistic assumptions, and a clear approach to risk management.

Bankability is established early in the development lifecycle. Investors expect credible energy yield assessments, conservative capital and operating cost assumptions and a thorough understanding of regulatory and licensing requirements. In South Africa, grid access and wheeling arrangements have become particularly critical, as network constraints place increasing pressure on project viability. Developers are expected to demonstrate not only where power will be generated, but how it will be delivered to offtakers in a practical, compliant and bankable manner.

Revenue certainty remains a central consideration. Well-structured power purchase agreements provide clarity on pricing mechanisms, contract duration and performance obligations. Financiers closely assess the creditworthiness of offtakers, along with the contractual protections in place to secure payment. Without sufficient revenue certainty, even technically robust projects may struggle to attract funding on competitive terms.

Risk allocation plays an equally important role. Bankable projects do not eliminate risk, but they clearly identify and allocate it to parties best positioned to manage it. Construction risk is typically addressed through experienced engineering and contracting partners, supported by defined performance guarantees. Operational risk is managed through realistic availability assumptions and robust maintenance strategies. Broader risks, including regulatory change and market dynamics, must also be acknowledged and incorporated into project planning.

Beyond the project's technical and commercial structure, investors assess the development team's capability and governance. A proven track record, transparent decision-making processes and strong financial controls all contribute to investor confidence. Where developers are newer to the market, partnerships with experienced participants can materially strengthen a project’s credibility and reduce perceived execution risk.

As South Africa continues to reform its electricity market and attract private capital into generation, funding is increasingly available for projects that meet these criteria. However, capital is becoming more selective. Projects that demonstrate discipline, transparency, and readiness for execution are far more likely to progress, while others may struggle to move beyond development.

Bankability ultimately represents the bridge between ambition and delivery. It determines which projects translate policy reform and private investment into reliable generation capacity, contributing to long-term energy security and sustainable economic growth.

Embed disciplined planning, clear risk allocation, and revenue certainty from the start to make every IPP project bankable and investment-ready.