Full Breakdown
Bank CEOs Cite Tax Policies as Potential Roadblocks to Major Office Projects
5/13/2026, 4:37:18 AM
Core Event: Tax Proposals Threaten London HQ and Midtown Redevelopment
JPMorgan CEO Jamie Dimon and Citadel founder Ken Griffin have linked recent UK and New York tax proposals to the fate of their firms’ flagship office projects.
Background & Context: Emerging Tax Measures
UK trade unions are urging a raise of the bank profit surcharge from 3 % to 8 % for banks earning over £100 million. In New York, Mayor Zohran Mamdani has promoted a tax on second homes above $5 million, drawing criticism from developers.
Key Players & Project Details
Jamie Dimon, JPMorgan CEO, plans a three-million-sq-ft, 12,000-employee Canary Willow headquarters in London, projected to add $13 bn to the local economy over six years. Ken Griffin, Citadel founder and CEO of a $67 bn hedge fund, proposes a $6 bn redevelopment of 350 Park Avenue in Midtown Manhattan, promising 6,000 construction jobs and over 15,000 permanent roles; COO Gerald Beeson outlined the plan. Prime Minister Keir Starmer and Mayor Zohran Mamdani are the political leaders overseeing the tax debates.
Official Statements & Responses
Dimon told Bloomberg that political instability alone would not change JPMorgan’s London plans, but a “hostile” tax regime could prompt a reassessment. JPMorgan’s press release said the new building would reinforce London’s global financial status. Griffin, at the Milken conference, said the Park Avenue project remains under discussion and depends on New York’s fiscal policies. In his shareholder letter, Dimon warned that high New York taxes could cause firms to leave the city.
Criticism & Opposition
UK trade unions argue the 3 % surcharge is insufficient and push for an 8 % rate. Griffin called Mamdani’s second-home tax “creepy and weird,” reflecting industry resistance to extra levies on high-value properties.
Conflicting Reports & Gaps
Dimon said tax pressure could lead to reconsideration while also noting that instability alone would not alter plans. His letter cites continued Manhattan leasing despite high taxes, leaving the true impact of the proposals uncertain.
Verbatim Quotes
- “If that happens too much, we will reconsider," Dimon said.” — Jamie Dimon, CEO, JPMorgan
- “creepy and weird” — Ken Griffin, Founder and CEO, Citadel
- “We are about to commence the redevelopment of 350 Park Avenue, creating 6,000 highly paid construction jobs and supporting the creation of more than 15,000 permanent jobs in mid-town New York.” — Gerald Beeson, COO, Citadel
What’s Next: Project Decisions Pending Tax Outcomes
Both firms will revisit investment decisions after the UK surcharge debate and New York’s second-home tax are settled. Stakeholders will monitor parliamentary votes in London and city-council deliberations in Manhattan for signals that could shape the Canary Willow headquarters and the 350 Park Avenue project.