The Eden Project is looking to open a new site in Lancashire in 2028.
Losses at the Eden Project in Cornwall more than doubled as a “major restructuring” led to a large number of jobs being lost.
New accounts filed with Companies House show that its pre-tax loss went from £1.5m to £3.5m.
The latest figure comes after the Eden Project also posted a pre-tax loss of £868,000 in the year before that.
The results also show its turnover declined from £24.2m to £23.1m.
The tourist destination welcomed 543,000 visitors in the year to 31 March, 2025, down from 604,000 in the prior 12 months.
It said the fall in visitor numbers was a reflection of “the more challenging tradition conditions in South West tourism”.
The Eden Project described its latest financial period as a “challenging yea