Infrastructure is one of the fastest-growing sectors available to investors in private markets. Whether it is assets that support the transition to clean energy, those that help drive increased digitization or even physical infrastructure, such as toll roads, economies around the world are set to continue to turn to private capital to help them meet their growth aspirations.

This appetite for infrastructure is reflected in the increasing allocations investors are making to the sector. During the past decade, assets under management in infrastructure funds have increased almost five fold to $1.3 trillion, according to data provider Preqin. And the trend shows no sign of slowing down. With the asset class set to grow between 13 percent and 15 percent throughout the coming y