Optimizing a capital stack is a crucial aspect of smart project financing, as it enables project sponsors to balance financial risks and rewards. A well-structured capital stack can help minimize costs, maximize returns, and ensure the long-term viability of a project. In this article, we will explore the concept of layered instruments and how they can be used to optimize a capital stack.
A capital stack refers to the combination of equitydebt and other financing instruments used to fund a project. The goal of optimizing a capital stack is to achieve a blended cost of capital that is lower than the individual costs of each financing instrument. This can be achieved by layering different instruments with varying risk profiles and return expectations.
Layered Instruments
Layered instruments are financing instruments that are structured to provide a specific level of risk and return. These instruments can include senior debtsubordinated debtpreferred equity and common equity. By layering these instruments, project sponsors can create a capital stack that is tailored to the specific needs of their project.
Case Studies
Let’s consider a few case studies to illustrate the concept of layered instruments. In the case of an infrastructure project a project sponsor may use a combination of senior debt and subordinated debt to finance the construction of a new highway. The senior debt would provide a lower-cost source of financing, while the subordinated debt would provide a higher-return source of financing to compensate for the increased risk.
In the case of a real estate project a project sponsor may use a combination of preferred equity and common equity to finance the development of a new office building. The preferred equity would provide a lower-risk source of financing, while the common equity would provide a higher-return source of financing to compensate for the increased risk.
In the case of a venture-heavy project a project sponsor may use a combination of grants and equity to finance the development of a new technology. The grants would provide a low-cost source of financing, while the equity would provide a higher-return source of financing to compensate for the increased risk.
Covenants and Blended Cost of Capital
Covenants are agreements between the project sponsor and the financing parties that outline the terms and conditions of the financing instruments. These covenants can include debt-to-equity ratiosinterest coverage ratios and dividend restrictions. By negotiating these covenants, project sponsors can create a capital stack that is tailored to their specific needs and minimize the blended cost of capital.
By understanding the concept of layered instruments and how they can be used to minimize financial risks and maximize returns, project sponsors can create a capital stack that is tailored to their specific needs and ensures the long-term viability of their project.



