ESG Consultant London & UK - Accreditations & Building Certifications

HollenPlus provides a full ACTIVESCORE accreditation service in London and across the UK, from early stage advice, individual components and credits, all the way through to full delivery of ACTIVESCORE certification.

HollenPlus offers a full MODESCORE accreditation service in London and across the UK, from early stage advice, individual components and credits, all the way through to full delivery of MODESCORE certification.

HollenPlus offers a full WELL accreditation service in London, and across the UK. From early stage advice, pre-assessment, pre-certification, all the way through to full delivery of WELL certification, our consultants deliver cost-effective solutions which maximise the rating achieved.

A collection of nine certification and logo designs related to sustainability, active travel, and building standards, including BREEAM, Active Score, MODE Score, Fitwel, NABERS, SKArating, GRESB, U.S. Green Building Council LEED certification, and the International WELL Building Institute, displayed on a dark background.

Used correctly, ESG Accreditations can improve rental and capital values, reduce the cost of debt, boost marketing efforts and enhance occupier experience.

Used incorrectly, ESG accreditations can be a waste of time and money.

We offer a free ESG Consultancy Service, delivered by an experienced ESG Consultant, to advise upon the most beneficial ESG accreditations for a building.

HollenPlus delivers all of the major ESG accreditations in the UK and provide a range of cost-effective solutions, supported by our specialist ESG Advisory Services, for increasing scores and ratings of existing ESG accreditations.


Modern black glass building behind a historic teal bridge spanning a river.

ESG accreditations are increasingly important in the UK commercial real estate sector, acting as a benchmark for responsible and sustainable investment. 

These accreditations show a commitment to reducing environmental impact, improving energy efficiency and enhancing long-term asset value. 

As investors and occupiers prioritise ESG-compliant buildings, recognised certifications like BREEAM, LEED and WELL influence leasing decisions, tenant retention and access to green finance. 

With growing government regulation around sustainability and reporting, ESG accreditations support compliance while signalling strong governance and social responsibility. 

They are now essential for any future-ready real estate portfolio.

Related Services

Speak to a Partner Today…

Modern lobby area with a green sofa, wooden chairs, potted plants, a round glass table with magazines, and a light-colored rug. The walls are white with wooden accents and a cluster of white pendant lights hanging from the ceiling.