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Our expertise

Green finance

Advising you on financing green initiatives—from renewable energy to the built environment, nature and biodiversity, climate adaptation, and the circular economy.

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Transition finance

Guiding you through the evolving world of transition finance—decarbonising high-emitting sectors and unlocking new pathways to net zero.

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Other labelled finance

We also specialise in blue, social, sustainability-linked, blended, impact, other outcome-based, and emerging labelled finance—helping you leverage the full spectrum of sustainable financing options.

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Innovative financial solutions

We push boundaries to develop bespoke financial instruments, helping you navigate complex sustainability challenges and seize new opportunities.

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Sustainable business models

Leveraging our financial and sustainability expertise, we integrate sustainability into your core operations—driving growth, managing risks, and positioning your business for long-term success.

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Investment strategies

We empower investors and managers to optimise investments, build capacity, and align strategies with both sustainability goals and financial performance.

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Deal advisory

Driving value in every deal—from mergers and acquisitions to equity and debt financing. We support your transactions with expert due diligence, seamless integration, and strategic value creation.

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At Accrona, we see ourselves as partners rather than advisors. With decades of hands-on experience shaping corporate sustainability, sustainable finance, and applied research, our global team is dedicated to helping you identify and uncover opportunities, navigate challenges, and drive lasting impact on your terms. We meet you where you are and collaborate to achieve your desired value.

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And many more

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We have worked with

Strategy

Drive sustainable growth with strategies that don’t just plan for tomorrow but create tangible value today. At Accrona, we align sustainability with your business goals—uncovering new opportunities, solving complex challenges, and setting your company up for lasting success. Let's transform your strategy into a competitive advantage.

Transactions

Accelerate your growth with seamless transaction support, from strategic planning to post-deal integration. Whether it's IPOs, M&A, or equity raises, we deliver results that align with your financial goals and drive long-term success. With Accrona, every transaction is a step toward unlocking new opportunities.

Intelligence

Make smarter, faster decisions with data-driven insights that fuel your strategy. At Accrona, we turn complex market data into clear guidance, helping you stay ahead of industry shifts and seize new opportunities. Empower your team to navigate risks and drive sustainable growth with confidence.

Capacity building 

Equip your team with the skills to thrive in sustainability and finance. Our hands-on workshops and tailored training programmes bridge skills gaps, empowering your people to excel and drive real impact. Build internal capabilities that align with your strategy and set your business up for long-term success.

We help you with

Recommended reading

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Global sustainable finance advisory for corporates, financial institutions, municipalities, and governments

Your Sustainable Finance Partner

We help drive meaningful impact

Accrona team at a glance

Delivered the first-ever Second Party Opinion (SPO) for the World Bank.

1st


Successful sustainable finance transactions.

150+

Years of combined experience.

25+

Countries our team has lived and worked in.

12

Bjarni Herrera sitting by a desk in front of a window

“I set out to build more than an advisory firm—I wanted a space where deep expertise meets innovative thinking to push boundaries and solve challenges for meaningful impact. With a diverse, global team spanning the Global South and North, we offer agility, personalised service, and world-class experience at a sensible price. We are laser-focused on providing exceptional service with a robust project management approach and value creation. I invite you to explore how we can partner to solve your next challenge.”

— Bjarni Herrera, Founder & CEO of Accrona

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