GPE completes leasing at SIX St Andrew Street, EC4

Summary by AI ^BETAClose X

Great Portland Estates plc has completed the leasing of its SIX St Andrew Street development, with the final 11,680 sq ft let to an AI company, bringing the building to full occupancy. This achievement generates £8.8 million in annual rent at an average of £200 per sq ft, exceeding the estimated rental value by 6.2% and yielding 6.2% on cost. AI-related customers now constitute 11.7% of GPE's total office portfolio, highlighting strong demand for their Fully Managed offerings, with 19 deals completed in the last quarter and seven more under offer.

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Great Portland Estates PLC

09 April 2026

9 April 2026

GPE completes leasing campaign at SIX St Andrew Street, EC4

Great Portland Estates plc (GPE) has today announced the letting of the final remaining office space at SIX St Andrew Street, EC4, completing leasing at the Fully Managed development.

The third and fourth floors of the building, totalling 11,680 sq ft, have been let to an AI company. As a result, the building is now fully occupied, generating £8.8 million of annual rent at an average of £200 per sq ft, 6.2% ahead of ERV, delivering a 6.2% yield on cost. AI-related customers now represent 11.7% of GPE's total office portfolio or 25.2% of its Fully Managed offices.

This letting reflects the strong momentum in GPE's Fully Managed portfolio, where leasing activity accelerated during the final quarter of the financial year, supported by record levels of viewings and enquiries, with 19 deals completed and a further seven currently under offer.

Located in Farringdon, SIX St Andrew Street, offers eight floors of newly refurbished Fully Managed office space ranging from 1,200 to 5,800 sq ft, complemented by high quality shared amenities including a communal lounge and boardroom, rooftop terrace, and a wellness studio.

Molly Maguire, Senior Flex Leasing Manager, commented: "Completing the leasing campaign at SIX marks a great milestone for our Fully Managed portfolio. Demand continues to be driven by customers looking for high quality, flexible workspace in well-connected central locations, and SIX has proven to be an excellent example of how that proposition resonates."

Great Portland Estates plc	+44	(0)	20	7647	3000
Toby Courtauld, Chief Executive
Stephen Burrows, Director of Investor Relations and Joint Director of Finance Yasemin Kiani, Senior Communications Lead Molly Maguire, Senior Flex Leasing Manager

FGS Global
James Murgatroyd & Gordon Simpson	+44	(0)	20	7251	3801

For further information see www.gpe.co.uk or follow us on X at @GPE_london

LEI Number: 213800JMEDD2Q4N1MC42

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