Based on current industry benchmarks: construction cost $25,000–$55,000 per enclosed room (at $100–$150/sq ft for a 20–25 sq m space in a mid-tier market); architect and permit fees $3,000–$8,000; reinstatement cost at lease end $8,000–$20,000. All-in lifecycle cost for a single enclosed meeting room in a leased commercial space: $36,000–$83,000. This excludes business disruption costs during the construction period.