Services

Commercial Tenant Improvements in Seattle

A commercial space only makes money when it is open, and every week of construction is a week of rent without revenue. That math shapes how Bullock Builders approaches tenant improvements. We are a family-owned, licensed, and bonded general contractor based in Seattle, building out office, retail, and hospitality spaces across King, Snohomish, Skagit, Pierce, Kitsap, and Island counties with 100% in-house crews and 70+ years of combined Pacific Northwest construction experience.

Our owner, Xander Bullock, is a civil engineer and former U.S. Army Corps of Engineers Commander. Commercial work rewards exactly what that background provides: careful planning, exact specs, and schedules built on reality instead of optimism.

What Counts as a Tenant Improvement

Tenant improvements, or TIs, are the changes that turn a leased shell or an outgoing tenant’s space into yours. Common projects include:

Demising walls, partitions, and new floor plans

Reception areas, conference rooms, and private offices

Storefronts, sales floors, and fitting rooms

Commercial kitchens, bars, and dining rooms

Restrooms and ADA accessibility upgrades

Electrical, data, lighting, and HVAC modifications

Flooring, ceilings, paint, millwork, and finishes

Some TIs are cosmetic refreshes finished in a couple of weeks. Others are full gut renovations with new mechanical systems and structural changes. We handle both, and everything between, with one project lead from estimate to closeout. Many leases also include a tenant improvement allowance from the landlord. We help you get full value from yours by scoping the work to match what the allowance covers and documenting costs the way property managers expect to see them. Beyond TIs, we also take on ground-up commercial builds, bringing the same planning discipline we apply to new construction.

Office Remodeling for How Teams Work Now

Office needs have changed, and Seattle leases are being re-thought around hybrid schedules. The buildouts we are asked for most reflect that:

Fewer fixed desks, more bookable rooms and huddle spaces
Phone booths and small enclosed rooms for video calls
Acoustic treatment, because open plans and video meetings fight each other
Kitchens and lounge areas that make the commute feel worth it
Upgraded lighting and HVAC comfort, which employees notice more than furniture
Power and data everywhere people actually sit, not where the last tenant sat

Because our electricians and carpenters are in-house, reworking an office’s power, data, lighting, and millwork happens under one schedule and one point of accountability.

The Design-Build Advantage on TI Timelines

The traditional path, where you finish design first and only then bid it to contractors, adds weeks and invites budget surprises, because nobody prices the design until it is done. We work design-build: construction thinking enters the room on day one.

That means we price concepts as they develop, so the design never drifts away from your budget. It means permit drawings reflect how our crews will actually build, which reduces correction cycles. And it means long-lead items get ordered during design instead of after it. On a tenant improvement, where every saved week is real money, design-build routinely compresses the total timeline. We break the approach down further on our design-build advantage page.

Planning Around the Realities of Occupied Buildings

Commercial construction happens inside buildings full of other tenants, customers, and rules. Our pre-construction planning addresses the friction points before mobilization:

Access. Loading docks, freight elevators, and building hours all constrain when material moves. We coordinate with property management and schedule noisy work within building rules.
Utilities. Tying into existing electrical, plumbing, and HVAC takes verification, not assumptions. We investigate what is actually above the ceiling before the schedule depends on it.
Safety and separation. Dust barriers, negative air where needed, protected paths of travel, and clean daily job sites keep neighboring tenants and your customers out of harm’s way. Tidy, protected work areas are standard on every Bullock Builders project.
Long-lead items. Switchgear, HVAC units, storefront glazing, and custom fixtures can carry quotes of many weeks. We identify and order them early so the schedule never waits on a delivery that should have been placed in month one.
Minimizing downtime. Where a business must keep operating, we phase the work, run evening or weekend shifts, and sequence trades so revenue-critical areas reopen first.

Your project lead documents progress with photos and steady updates, so you and your stakeholders always know status without walking the site.

Code Compliance and Permitting

Commercial TIs in Seattle typically require permits through the Seattle Department of Construction and Inspections, and depending on scope you may also trigger energy code upgrades, accessibility improvements, health department review for food service, and fire marshal requirements for assembly spaces. Change-of-use projects add another layer of review.

We handle permitting as step four of our six-step process, and we handle it with engineering discipline: complete submittals, accurate drawings, and quick turnarounds on corrections. Just as important, we design to code from the first sketch, so review does not send the project back to the drawing board. Landlords also have requirements of their own, and we manage the approvals your lease demands alongside the city’s.

Why Businesses Choose Bullock Builders

100% in-house trades: carpenters, electricians, plumbers, cabinetmakers, and more, under one schedule
One project lead from estimate to closeout, with clear checkpoints and photo documentation
Honest estimates with no inflated numbers, and we flag risks before you sign, not after
Five-star rated on Google, licensed and bonded, and fast to respond
Clean, safe job sites that respect your neighbors and your customers

You can see samples of our commercial and residential work in the project gallery.

Discuss Your TI Project

Whether you are signing a lease and need budget numbers, or holding permits and need a builder who will hit the date, we are ready to talk. Discuss your TI project with us or call or text (206) 802-8110. We will walk the space, listen to how your business needs to run, and give you a free, honest estimate with a schedule you can plan a grand opening around.