Guide
What drives the cost of a tenant finish-out
Two suites with the same square footage can price very differently. Here is what actually moves a finish-out budget, so you can compare spaces before you sign a lease.
The short version
The systems (plumbing, HVAC, electrical, and fire protection) and code requirements usually drive a finish-out budget more than finishes do. The cheapest space to build out is often the one whose existing restrooms, plumbing, and mechanical systems already fit your layout.
The main cost factors
| Factor | What it covers | Why it matters |
|---|---|---|
| Starting condition | Cold dark shell, warm shell, or second-generation space | A cold shell may need everything from slab to ceiling; a second-generation space may only need changes. |
| Plumbing | New restrooms, sinks, floor drains, grease interceptor | Cutting slab for new drain lines is one of the biggest single drivers. |
| HVAC | Reuse, rebalance, or add units and ductwork | Kitchens, labs, and dense offices need more capacity. |
| Electrical | Service size, panels, lighting, data | Commercial kitchens and equipment-heavy uses may need a service upgrade. |
| Accessibility | Restrooms, entries, routes, counters | Texas projects of $50,000 or more require TDLR registration and accessibility review. |
| Fire and life safety | Sprinkler heads, alarms, exit signs, rated walls | Moving walls often means relocating sprinkler heads and alarm devices. |
| Finishes | Flooring, ceilings, millwork, storefront | Matter, but usually less than the systems above. |
| Schedule | Permit review, after-hours work, phasing | Occupied buildings and tight opening dates add labor cost. |
Shell condition sets the starting line
A cold dark shell has little more than walls, a roof, and a slab. A warm shell usually adds basic HVAC, restrooms, and lighting. A second-generation space was built out for a previous tenant. Reusing what is already there is the single biggest way to save, but only if it fits how you'll use the space.
Restaurants and medical are their own category
Food service adds hoods, exhaust, grease interceptors, gas, floor drains, and health-department review. Medical suites add more plumbing, exam-room layouts, and accessibility detail. Plan for both early. Our ground-up Wahoo's Fish Tacos at South Shore covered kitchen, bar, and patio requirements from the slab up.
Get a builder in before you sign
A walkthrough before the lease is signed shows which existing systems can stay, what code items the space will trigger, and how the landlord's work letter splits the cost. Our proposals are itemized line by line against the work letter, so you know exactly what you are paying for.
Questions
Common questions
What affects the cost of a tenant finish-out the most?
The starting condition of the space, the amount of plumbing and mechanical work, and code-driven items like accessibility upgrades usually move the budget more than finishes do.
Is a second-generation space cheaper to finish out?
Often, if the existing layout, restrooms, and HVAC can be reused. If they have to be demolished or relocated, the savings shrink quickly.
Who pays for a tenant finish-out?
It depends on the lease. Many leases include a tenant improvement allowance from the landlord, with the tenant paying anything above it. The work letter spells out the split.
Why do restaurants cost more to finish out?
Kitchens add grease interceptors, hood and exhaust systems, gas service, more plumbing, floor drains, and health-department requirements on top of a standard build-out.
How can I keep finish-out costs down?
Choose a space whose plumbing and restrooms line up with your layout, reuse existing HVAC and ceilings where possible, and get the builder involved before you sign the lease so surprises show up early.