Strategic Infrastructure
Debt Advisory

Founder-led | Bespoke | Driven | Focused

GreyTail Advisory is a boutique practice specialising in infrastructure debt. We assist clients with origination, credit assessment, and structuring — enabling direct access to capital and eliminating unnecessary intermediaries.

Our bespoke solutions unlock debt quantum, extend maturities and reduce probability of default.

Sectors served: energy & energy transition, environmental, utilities, digital, transport and accommodation.

About Us: Founder Profile

Greg Taylor

• Founder of GreyTail Advisory Ltd

• Career experience in infrastructure debt £20B+ in 500+ transactions

• Founder of Sequoia Investment Management (£2B AUM, £6B deployed)

• Co-Head of UBS Infrastructure Debt

• Head of Infrastructure Debt at Merrill Lynch

• Senior Credit Officer at Moodys

• 40 years of financing infrastructure

• US, Europe and Australia / New Zealand

• More than £20 billion closed across hundreds of transactions

• MBA, Yale University

• BA magna cum laude, Williams College

• Guest Lecturer, London Business School