Skip to content
RenovateRadar RenovateRadar — home

Tenant Improvement

Tenant improvement builds out or modifies leased commercial space to suit a specific tenant, covering partitions, finishes, lighting, HVAC, and systems. It is coordinated with the landlord and lease terms and is priced per project.

Find tenant improvement pros

How tenant improvement is done

  1. Review the lease and improvement allowance
  2. Design the space plan and secure permits
  3. Demolish and reconfigure partitions
  4. Update mechanical, electrical, and plumbing
  5. Install finishes, lighting, and fixtures
  6. Final inspection and occupancy

What homeowners should know

  • Understand your tenant improvement allowance and what it covers
  • Coordinate scope and approvals with the landlord early
  • Confirm the schedule fits your lease commencement
  • Ask about after-hours work in occupied buildings
  • Clarify who owns improvements at lease end

Permits, timelines & things to consider

  • Commercial permits and inspections are required
  • Lease terms and TI allowances shape budget and scope; priced per project
  • Building codes for commercial occupancy apply, including accessibility
  • Coordination with landlord and building management is essential
  • Existing building systems may limit or add cost

Frequently asked questions

What is a tenant improvement allowance?

It is a sum the landlord contributes toward building out the space, defined in the lease; costs beyond it are the tenant's responsibility.

Who handles permits for a TI project?

The contractor typically pulls commercial permits, but coordination with the landlord and building management is required throughout.

How long does a tenant improvement take?

It varies with scope and permitting, from a few weeks for cosmetic work to several months for major reconfiguration; pricing is per project.