Commercial tenant improvements across California: the Bay Area, Los Angeles, Orange County, San Diego and Sacramento

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Tenant Improvement Guide

Planning a Tenant Improvement in California

How to compare spaces, spot accessibility and code costs early and set a realistic California schedule before you sign.

General contractor and client reviewing construction documents for an office build-out

Tour spaces with a contractor

In California, the hidden costs of a space are often code-driven: restrooms or entrances that do not meet current accessibility rules, old HVAC that cannot meet Title 24 when altered, or a change of use that triggers sprinklers or exits. A contractor on the tour spots these before you sign.

  • Are the restrooms and entrance accessible?
  • How old are the HVAC units?
  • Is there enough electrical capacity?
  • Is your use the same occupancy as the last tenant?

Test fit and budget

A test fit plus a budget range for each candidate lets you compare total cost, not just rent, and gives you numbers to negotiate the allowance.

Ask who pays for path of travel

Accessibility upgrades to the route serving your space can be a large cost in older buildings. Negotiate whether the landlord covers them as base building work.

Schedule realistically

Plan check in large California cities can take longer than tenants expect. Build in design, plan check, construction and long-lead time, then add a cushion.

Common questions

Do not see your question? Call and talk to a tenant improvement project manager.

Before you sign the lease.

The accessible route to and through the altered area, including entrances, restrooms and parking, which California rules can require you to upgrade.

It depends on the lease; negotiate it.

Several months is common for a full build-out.

Ready to build out your space?

Send the address, square footage and target opening date. A California project manager will walk the space and return a written estimate.