How do I pay for a dental office build-out?

Why are dental build-outs more complex than other office build-outs?

A dental office packs plumbing, compressed air, vacuum, nitrous or medical gas where permitted, dedicated electrical circuits, data cabling and heavy cabinetry into every operatory, plus a sterilization center and a lab or imaging room. That infrastructure runs through floors and walls, so dental build-outs usually cost more per square foot than a standard office and need detailed bids before any lender can size a loan.

An empty retail or office shell rarely has what a dental office needs. A typical build-out includes:

• Utilities to each operatory: water, drain, air and vacuum lines, often trenched through a concrete slab
• Mechanical room: compressor, vacuum pump and space for proper ventilation
• Electrical: dedicated circuits for chairs, imaging and sterilizers
• Sterilization center: cabinetry, sinks and workflow layout
• Imaging rooms: space planning and any required shielding
• Finishes: flooring, lighting, reception, restrooms and signage

Because so much is hidden in walls and slabs, change orders during construction are common. Build a contingency line into the budget before you apply.

How is build-out financing usually structured?

Most dental build-outs use a term loan sized to the documented construction budget. Instead of receiving the full amount at closing, funds are often released in draws tied to milestones or approved invoices, such as rough-in, drywall and final completion. Equipment is commonly financed separately, which lets each piece of the project carry a term that matches its useful life.

A common structure has three parts:

1. Build-out term loan for leasehold improvements, paid in draws.
2. Equipment financing for chairs, delivery units, imaging, sterilizers and technology.
3. Working capital for moving costs, deposits and the period when the schedule is reduced or the new office is ramping.

Some funders place everything together; others split it. During construction, some programs offer interest-only or reduced payments, depending on the funder and your profile. Ask how and when the full payment begins. For more on each piece, see dental practice term loans and dental equipment financing.

How does a tenant improvement allowance change what I borrow?

A tenant improvement allowance is money the landlord contributes toward building out the space, usually negotiated as part of the lease. It lowers the amount the practice needs to finance. The allowance is typically paid as work is completed or after the office opens, so the practice may still need financing to carry costs until the landlord reimburses them.

Allowances are negotiated, not standard, and they vary widely by market, landlord and lease length. A longer lease often supports a larger allowance. Points to settle before signing:

• What the allowance covers: base building work only, or dental-specific plumbing and cabinetry too
• When and how it is paid: during construction, at completion, or as rent credit
• What documentation the landlord needs before releasing funds
• Free rent or reduced rent during construction

Have your attorney review the lease. SmileBright Capital does not give legal advice. Lenders also care about lease length, since they generally prefer a lease that runs beyond the loan term.

What do lenders need to see before funding a build-out?

Lenders typically want a signed lease or letter of intent, a detailed bid from a licensed contractor, a floor plan, an equipment list and a budget showing contingency. For an existing practice relocating or expanding, collections history supports the loan. For a de novo, clinical experience, credit and a conservative monthly forecast carry more weight because there is no practice history yet.

Bids from builders experienced in dental offices usually hold up better, because they anticipate utility runs, equipment rough-in dimensions and inspection steps that a general contractor may miss.

• Lease or letter of intent
• Contractor bid with line items, not a single lump sum
• Architect or designer floor plan
• Equipment quote coordinated with the plan
• Business bank statements and collections summary, or a pro forma for a new office

Opening a new office? Read our de novo dental startup guide for how funders review practices with no history.

What are the biggest build-out budget risks?

The most common risks are change orders once walls and slabs are opened, delays in permits or inspections, equipment arriving before the space is ready, and underestimating soft costs such as design fees, deposits and moving. Each delay adds rent, loan interest and lost production. A contingency budget and a realistic timeline protect the practice more than a slightly lower bid.

Practical safeguards:

• Include a contingency line in the construction budget and do not treat it as spare money.
• Confirm equipment rough-in specifications with the vendor before plumbing starts.
• Plumb extra operatories now if you plan to grow; roughing in later usually costs more.
• Set aside working capital for the months when construction runs long.
• Keep permits, inspections and any licensing requirements on the timeline. Check requirements with your local building department and state dental board.

Is build-out financing only for new offices?

No. The same structure is used for relocations, expansions into an adjacent suite, and major remodels. Established practices have an advantage because lenders can review existing collections. For work inside your current space while you keep seeing patients, renovation financing is often a better fit, and adding a few rooms may only need a smaller operatory project.

• Relocating: a build-out loan for the new space, often with working capital for moving and downtime.
• Expanding next door: a build-out loan for the new suite plus equipment for added rooms.
• Remodeling in place: see renovation financing.
• Adding rooms: see operatory addition financing.

When your bid and lease are ready, start an application and SmileBright Capital will help you compare build-out financing from our funding partners.

Updated September 14, 2026 · SmileBright Capital Funding Team