Stuart McLachlan

Stuart McLachlan is the Founder and CEO of Anthesis Group, and the co-Author of 'The Adventure of Sustainable Performance'.

Stuart McLachlan is a business leader with a strong focus on ESG (Environmental, Social, and Governance) and sustainability. As the founder and CEO of Anthesis Group, he has spearheaded the company's global expansion while maintaining its status as a certified B-Corporation—a testament to his dedication to purpose-driven entrepreneurship.

Stuart's expertise lies in guiding clients through the transformative journey towards a decarbonized and sustainable future. Through Anthesis Group, he has facilitated the acquisition of an impressive portfolio of 16 sustainability-focused firms, solidifying the company's position as a leading force in the industry. This remarkable growth trajectory has led to Anthesis being recognized as one of the fastest-growing private companies not only in the United Kingdom but also across Europe.


Stuart McLachlan is a highly accomplished business leader with a strong focus on ESG (Environmental, Social, and Governance) and sustainability. As the founder and CEO of Anthesis Group, which began trading in 2013, Stuart has driven the company's growth into a global sustainability specialist. With a team of over 900 professionals, Anthesis operates in various regions, including the UK, EMEA, North and South America, and Asia.
Anthesis was established with the mission of "making sustainability happen" and is a certified B-Corp. The company supports clients in their transition to a decarbonized and more sustainable future, specialising in analytics, solutions design, and implementation for brands, corporations, cities, and governments. Under Stuart's leadership, Anthesis has acquired 16 sustainability firms and formed a strategic partnership with private equity firm Palatine in 2021.

Recognized for its rapid growth, Anthesis has been featured multiple times in prestigious rankings such as the FastTrack100 and the FT1000, highlighting its position as one of the fastest-growing private companies in the UK and Europe. Prior to founding Anthesis, Stuart spent 16 years developing WSP Environment and Energy, transforming it from a startup within WSP Group PLC to a leading global consultancy in the sector. During his tenure, he also served as a PLC Director on the board of WSP Group, a FTSE 250 company, for six years until the merger with GENIVAR, a Canadian consultancy.
Aside from his business leadership achievements, Stuart has a profound passion for sustainable development. He is a sought-after speaker on market trends and the connection between sustainable futures and business success. Stuart is also a published author, having written the business book titled "The Adventure of Sustainable Performance." His contributions to the field have been recognized, including being named the LDC "One to Watch" in 2019 and being listed as one of the Top 32 ESG pioneers by Business Leader magazine in 2021.


Stuart McLachlan envisions a world where sustainability is not merely a buzzword, but an integral part of every business strategy and decision-making process. With a deep-rooted commitment to environmental stewardship, social responsibility, and effective governance, he aspires to lead transformative change by making sustainability an accessible and achievable goal for organizations across the globe. 

His vision extends to fostering a harmonious coexistence between businesses, communities, and the environment, where innovation and conscious practices drive economic growth while preserving the planet for future generations. Stuart's unwavering belief in the power of sustainable practices to drive positive impact serves as a guiding light in his quest to create a more equitable, resilient, and sustainable world for all.

Recognition and Awards
Anthesis' meteoric rise has garnered well-deserved recognition, as the company has secured a place in esteemed rankings like the FastTrack100 and FT1000, solidifying its status as one of Europe's fastest-growing private entities. Stuart's journey in the sustainability sector has been marked by profound dedication. Prior to establishing Anthesis, he played a pivotal role in the growth of WSP Environment and Energy, driving it from a fledgling startup to a globally renowned consultancy. This journey also saw his leadership as a PLC Director on the board of WSP Group, a FTSE 250 company. Stuart's influence extends beyond corporate boundaries, as he is a prolific speaker on market trends and the interplay between sustainable practices and business success. His book "The Adventure of Sustainable Performance" underscores his commitment to knowledge dissemination, complemented by recognitions like being named the LDC "One to Watch" in 2019 and his inclusion in Business Leader magazine's list of Top 32 ESG pioneers in 2021.

Stuart McLachlan
business marketer, consultant,
Known for
Anthesis Consulting Group Ltd. (Co-Founder, CEO), WSP Group (PLC Director), Environment Leadership Team of Business in the Community (Member)
One to Watch (LDC Top 50),
Social Media

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