Our People
Your Partners in Sustainable Finance
Our team is united by a shared belief in finance's role as a vehicle to shape a sustainable future. We bring together a mix of expertise, innovation, and hands-on experience to deliver practical solutions tailored to your unique needs. We have cultivated a diverse company culture that thrives on inclusivity, continuous learning, and a drive for excellence. This environment allows us to attract top talent, nurture their growth, and ensure our clients benefit from a team of dedicated and experienced professionals.
Sustainable finance experts at Accrona
Bjarni combines over 15 years in financial markets and a decade of experience in corporate sustainability and sustainable finance. He co-founded a company acquired by KPMG and was the COO of CICERO Shades of Green acquired by S&P Global. Having led projects across the Nordics, Asia, and LATAM, he’s known for building great, efficient teams and making clients happy. Whether it’s navigating complex regulations or unlocking green financing, Bjarni’s focus is on delivering tangible business results. When he's not working, you’ll find him running or skiing.
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Bjarni Herrera
CEO & Founder
Knut is a sustainable finance veteran who played a pivotal role in launching the world’s first green bond for the World Bank. With a knack for turning complex frameworks into actionable strategies, Knut has helped clients reduce costs and optimise ESG investments. Passionate about impact, he’s driven by a desire to align finance with a sustainable future. Outside of work, Knut likes to spend time with family and at his summer and winter cabins.
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Knut H. Alfsen
Senior Adviser
Isha brings over 10 years of management consulting expertise across the Nordics and Southeast Asia. She excels at transforming sustainability strategies into real-world business value, helping clients navigate regulatory hurdles while maximising social and environmental impacts. Outside of consulting, she’s a proud dog-mother and an advocate for gender equity in business leadership.
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Isha Gupta Waghmare
Senior Manager
Anna’s data-driven approach and background in environmental policy have led to successful projects across industries like shipping and pharmaceuticals. She specialises in optimising ESG frameworks to enhance client performance. Anna is passionate about bridging the gap between sustainability and profitability. Outside of work, you can find Anna baking top-tier pastries as she is a certified patisserie chef from the prestigious Institute Le Cordon Bleu.
Anna Jia
Manager
Kent leverages his background in sustainable finance and private equity to help clients optimise investment strategies for impact. With experience from Wall Street to professional basketball across Europe, he brings a unique, action-oriented perspective. Currently pursuing an M.S. in Sustainability Management, Kent’s passion is using finance to drive positive change. Outside of work, he’s an avid hiker, chess strategist, and Spikeball enthusiast.
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Kent Hanson
Analyst
Farah has over 10 years of experience in sustainability reporting and compliance across the Middle East and Europe. She specialises in guiding organisations through CSRD and ESG frameworks to unlock business value. Fluent in five languages, she connects effortlessly with global clients. In her downtime, Farah enjoys exploring new cultures and mastering the game of chess.
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Farah Mammadli
Analyst
Karen Torres Sánchez is a dynamic analyst specialising in sustainability. She has a strong foundation in environmental engineering and resource optimisation. Currently completing her Bachelor’s degree in Water and Environmental Engineering at Universidad del Valle in Colombia, she further enhanced her expertise through an exchange program at Technische Universität Dresden, Germany.
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Karen Torres Sánchez
Analyst
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
And many more