The Math on Building vs. Staying: A Framework for the Decision

The decision to build is a significant one. The operators who navigate it well are the ones who ran the numbers honestly before committing — not the ones who let enthusiasm for a new space override a clear-eyed look at whether the project makes financial sense. This article is a framework for doing that analysis, not a pitch to build.

Start with the financial inputs.

Current production in your existing space. What is your current annual production — revenue generated by the clinical or operational capacity of your space? How much of that is constrained by the space itself? If you are regularly turning away patients because you are fully booked with no room to add capacity, that constraint has a dollar value. If you have unused capacity in your current space, that changes the analysis considerably. The first question is whether space is actually the limiting factor on your growth, or whether the constraint is somewhere else.

Projected production in new space. A new facility designed around your workflow and capacity needs will typically produce more than a space you outgrew or that was never designed for your operations. Estimate what additional production the new space makes possible — not optimistically, but conservatively. If you are adding two operatories to a dental practice that is currently running at full capacity, and your average production per chair per day is $X, the math on what that expansion generates over 12 months is straightforward. Use your actual numbers, apply a realistic ramp timeline, and model the revenue increase conservatively.

Debt service vs. current rent. For most operators, the monthly cost of a construction loan or long-term facility note is comparable to what they are currently paying in rent. Sometimes it is lower, particularly in markets where commercial rents have escalated faster than construction costs. In many cases, operators who have been renting for 10 or more years in markets with consistent rent increases find that new construction, financed appropriately, carries a monthly payment that is roughly equivalent to their current lease — with the critical difference that the payment is building equity rather than servicing someone else's asset.

To make this concrete, consider an illustrative scenario. Imagine a practice generating $1.8M annually in current production, constrained by a four-operatory facility running at full capacity. The operator models a six-operatory build at a total cost of $2.8M, financed over 20 years. Monthly debt service: roughly $17,000. Current rent: $14,000/month. The monthly delta is $3,000, or $36,000 annually. The projected production increase from two additional operatories, conservatively modeled, is $280,000 annually once fully ramped over 18 months. The return on the additional $36,000/year in facility cost, before accounting for equity building, is not a close call. The delta reverses when the operator is not capacity-constrained, or when the debt service is materially higher, or when the projected production increase does not materialize.

Timeline to breakeven. Model the breakeven honestly. Account for the ramp period — new space does not produce at full capacity on day one. Account for the transition costs — any revenue lost during the move. Account for the months before additional staff are hired and trained to fill the new capacity. A project that pencils out at year two on an optimistic projection may pencil out at year three on a realistic one. Know which number you are working with.

The financial analysis tells part of the story. Here is what the math does not capture.

Control. A leased space is subject to conditions you do not control. Your landlord can sell the building. Your lease can be restructured at renewal. Your rent can increase. You can be asked to vacate. A space you own is under your control for as long as you choose to be there. That control has real value, particularly for operators who are planning for the long term.

Stability. Lease expirations are a source of operational risk that most operators do not think about until they are 18 months from renewal and facing a 30% rent increase or a relocation they did not plan for. Building eliminates that risk category entirely. The monthly cost is predictable for the life of the loan, and at the end of the loan, the payment disappears.

Competitive positioning. A purpose-built facility changes how the market perceives your practice. This is not marketing vanity — it is a documented phenomenon across multiple Primus client practices. Dr. Titus saw new patient flow increase by 3x after moving into a new facility. A new purpose-built space signals to prospective patients that the practice is serious, invested, and here to stay. That signal does not show up in a financial model, but it shows up in the numbers over time.

The operators who build and thrive are the ones who ran this analysis honestly, confirmed that the numbers supported the project, chose the right location, and executed with the right team. The operators who regret building are the ones who built before having the patient volume to support the new capacity, or chose the wrong location, or worked with a contractor who did not deliver. The analysis and the execution are both necessary.

If you are ready to run the analysis honestly and want a partner who will tell you what the project actually costs, Primus is that conversation. Start at primus-companies.com.