How to Choose a Commercial Interior Design Firm

Each property type asks different things of an interior. Multi Family work revolves around leasing, amenities and durability in shared spaces. Student housing adds furnished units and heavy turnover. Senior living requires an understanding of aging, accessibility, wayfinding and care operations. Hospitality depends on guest flow, brand standards and installing around operations. Model homes run on a builder's sales schedule.

When reviewing portfolios, look for completed work in the same or a closely related property type and ask what the firm learned on those projects. A firm does not need an identical project, but it should be able to explain how the user, the operator and the budget shaped the design. Experience in an adjacent type, such as hospitality experience applied to senior living common areas, can be useful if the firm can explain the differences.

Firms structure their services differently. Some provide design direction and finish selections only. Others carry the work through construction documents, furniture specification, procurement, installation and construction administration. Before comparing proposals, decide what the project needs from the design team and what the owner, architect or contractor will handle.

A narrower scope can make sense when the owner has an internal purchasing team or the architect is producing the interior drawings. A broader scope reduces the number of handoffs, which is where details tend to get lost: a chair specified by one party and purchased by another, or finishes selected without anyone checking how they meet in the field. Write down who owns each step so proposals can be compared on the same basis.

Finished photography shows the result. The drawings and specifications show whether the firm can get there reliably. Ask for a sample drawing set and a furniture or finish specification from a comparable project, with confidential details removed.

Good documents are organized, consistently labeled and coordinated with the architectural and engineering drawings. Finish schedules tie to plans, furniture specifications include the details a purchaser needs, and elevations show how materials meet. Weak documents push decisions into the field, where they cost more and take longer. If the firm also produces renderings or walkthroughs, ask how closely past renderings matched the finished space.

If the scope includes furniture, art and accessories, ask how the firm handles each step after specification: pricing, purchase orders, deposits, tracking lead times, freight, receiving, inspection for damage, storage, delivery to site, assembly, placement and punch list. Ask who is on site during installation and how damaged or incorrect items are resolved.

Ask how substitutions are handled when an item is discontinued or delayed. A substitute that looks similar in a photo can differ in scale, durability or comfort, so the review process matters. Also ask how billing works for purchased goods, including deposits, freight and any markup, so proposals can be compared fairly.

Commercial interiors depend on coordination with the architect, engineers, general contractor and trades. Lighting, power, ceilings, millwork, flooring transitions and signage all cross disciplines. Ask how the firm responds to RFIs, reviews submittals and shop drawings, and how often its designers visit the site.

Ask who from the firm will attend meetings and who has authority to make decisions. A capable team that is hard to reach during construction can slow a project as much as weak drawings. If the project has an established architect and contractor, ask whether the firm has worked in a similar team structure before.

Also ask who will actually do the work. Many firms present senior designers during selection, and the day-to-day work is handled by others. Knowing the project lead and how continuity is kept across phases helps set expectations.

References are most useful when the questions go beyond whether the client was happy. Ask past clients how the firm handled a change in budget or schedule, a delayed shipment, a design that did not work in the field, or a disagreement with the contractor. Ask whether the documents were complete enough for bidding and whether installation finished on schedule.

Pay attention to how the firm communicates during selection. A team that asks specific questions about users, operations, scope, schedule and decision-makers in the first conversation usually brings that habit to the project. A conversation that stays on style alone may signal a gap.

A proposal shows how a firm thinks. Compare proposals on what is included, what is excluded, what assumptions are made about the number of spaces and revisions, how meetings and site visits are counted, and how additional services are priced. A lower fee that excludes procurement, construction administration or revisions may cost more by the end of the project.

Ask the firm to clarify anything vague before signing. Unclear language about deliverables or responsibility at the start usually becomes a dispute later.

Fee structures vary. Some firms charge a fixed fee by phase, some charge hourly, and some combine a design fee with a percentage or markup on purchased furniture. None is better in principle. What matters is that the structure is clear, that you understand how changes and additional services are billed, and that the proposals you compare cover the same scope.

Level Up Interiors is a commercial interior design firm based in Irvine, California, and the same questions apply when evaluating it alongside other firms. The firm's background and services are summarized on the capabilities page.