Melmar, Inc.

Designers in Randolph don't pull permits — the contractor does, through the Randolph Building Department. A kitchen or bath remodel typically triggers building, plumbing, and electrical permits, with gas line work needing a separate gas permit. Post-war ranches and capes here frequently carry original 100-amp services, dated panels, and pockets of original wiring; a designer planning a kitchen or whole-floor scope will usually have the GC walk the panel before finalizing the lighting and appliance plan. Randolph does not maintain restrictive local historic districts, so interior design and finish work proceeds without preservation commission review.

Randolph interior designer fees run in the value-to-mid band, typically 15 to 25 percent below Greater Boston. Hourly rates from established designers serving the area commonly fall in the $100 to $175 range; flat-fee single-room scopes typically run $2,750 to $5,500. Kitchen-bath selection packages commonly land at $3,000 to $6,500. Whole-house engagements on larger homes are usually priced at 10 to 16 percent of the combined construction-and-furnishings budget. Cost-plus procurement markups run 15 to 25 percent over trade. A paint and color consultation typically runs $300 to $650.

Massachusetts requires a written contract and a Home Improvement Contractor registration for most residential interior design work; ask for the registration number and check it before paying a deposit.

More on permits, costs, rebates and common questions, plus every other interior design contractor serving the town, on the Interior Design in Randolph page.