One of the best value opportunities in Canary Wharf. Cat A spec with Cat B options. On the corner of Westferry Circus with river views Westferry House is a 140,000 sq ft cornerstone office building, situated at the western gateway to Europes largest and most successful business district, Canary Wharf. Comprehensively re-designed and expanded by award-winning international architects Scott Brownrigg, Westferry House combines Grade A commercial office space and original thinking in a fresh riverside location.