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Commercial office tenant improvement open space layout in Oakland County Michigan by Reschka Design Build

Commercial Tenant
Improvements in
Oakland County.

Commercial + Buildouts

Design-build discipline, applied to commercial.

Commercial tenant improvements across Oakland County, Michigan: office buildouts, retail spaces, and restaurant fit-outs under the same design-build discipline we apply to residential. One team handles design, permits, MEP coordination, and construction under one contract. Typically $50–$250+/sf by scope.

Open for business, sooner.

Commercial office workspace buildout by Reschka Design Build
Brickworks Loft collaborative commercial office space by Reschka Design Build

Scope + Spaces

Scope of commercial TI work.

Office, retail and showroom, restaurant and hospitality fit-outs, and service-based businesses — salons, spas, wellness studios. Every project includes MEP coordination, ADA and code compliance, permits, inspections, and certificate of occupancy. We coordinate with landlords, property managers, and brokers from buildout letter to final turnover.

Office & Workspace

Corporate offices, co-working, medical offices. Layouts that balance productivity, brand, and occupant comfort.

Restaurant & Hospitality

Restaurants, bars, cafés, hotel lobbies. MEP-intensive buildouts with health department coordination and specialized ventilation.

Retail & Showroom

Boutiques, showrooms, galleries. Customer-facing spaces designed to showcase your brand and drive engagement.

Service & Wellness

Salons, spas, fitness studios, dental offices. Specialized plumbing, ventilation, and ADA-compliant layouts.

Why + Design-Build

Why design-build for commercial.

Commercial tenants typically have an architect, interior designer, or broker already engaged. Design-build joins that team, not replaces it. Your architect leads design. We join early for constructibility review, real-time pricing, MEP coordination, and permit-path planning. One contract covers design-assist, procurement, and construction — so you negotiate the lease with budget certainty instead of allowances.

That single-source accountability is why change orders average 3–7% vs. 10–20% on traditional design-bid-build. The result: a tighter opening date and a narrower rent-without-revenue window.

Timeline + Coordination

Timeline and coordination.

Office buildouts run 8–12 weeks construction. Restaurant, retail, and wellness with specialized MEP or ADA modifications run 12–20 weeks. Commercial preconstruction is faster than residential (4–6 weeks) because scope is narrower. We align permit filing with landlord approval gates so the schedule protects your occupancy date.

  1. 01

    Preconstruction

    4–6 weeks

    Layout, selections, MEP coordination, ADA and code compliance, and permitting move forward together. Architect-collaboration or in-house team — we validate buildability and price every decision as design develops. Construction starts with a complete set.

  2. 02

    Construction

    8–20 weeks

    Runs efficiently with minimal disruption to adjacent tenants. Work is sequenced to protect your occupancy date and align with landlord approval windows.

  3. 03

    Completion & Closeout

    1–2 weeks

    Final walkthrough covers structural, mechanical, and finish detail. We resolve punch list, close out permits and inspections, and hand over a space ready to open.

Questions + Answers

Commercial TI FAQ.

What is the typical timeline for a commercial tenant improvement?
Office buildout runs 8–12 weeks design through completion. Restaurant, retail, and wellness spaces with specialized MEP, custom millwork, or ADA modifications run 12–20 weeks. Commercial preconstruction 4–6 weeks. We track the schedule against your lease clock throughout.
Do you work with our architect or interior designer?
Yes — for commercial work it's the default path. Projects typically arrive with an architect or interior designer already engaged. We join early, validating buildability, pricing as design develops, and coordinating MEP and permit scope. Architect leads design. We bring construction intelligence. Contract single-source through RDB.
Can you coordinate with our landlord and lease requirements?
Yes. We coordinate with landlords, property managers, and brokers throughout preconstruction: buildout letters, allowances, deposits, and landlord approval gates. Work sequenced to protect your occupancy date. Every day of construction is rent without revenue, so we front-load permitting and material procurement to compress the window.
How is commercial design-build different from residential?
Faster preconstruction, tighter MEP coordination, ADA and code compliance addressed during design (not discovered during inspections), landlord/broker coordination layered on top. Costs $50–$250+/sf by use type: office at the lower end, restaurant and food service higher given ventilation, plumbing, equipment. Change orders average 3–7% vs. 10–20% on traditional design-bid-build.

Guides + Reading

Related guides.

Last updated: April 2026

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