Commercial Interior Design in Portland

Design that supports how your business actually works

At Lemieux Interiors, we believe that commercial spaces should do more than look polished — they should support how your business actually operates.

A well-designed commercial interior isn’t just about aesthetics. It needs to communicate credibility, support daily use, and make confident first impressions without constant revisions or costly missteps. With over 15 years of interior design experience, we bring a structured, clarity-led approach to commercial environments across Portland.

Whether you’re designing an office, studio, hospitality space, or client-facing environment, we help translate ideas into a space that works in practice. Before you commit to major decisions, we focus on smart design decisions that reduce delays, eliminate guesswork, and ensure the finished space looks intentional from day one.

Modern waiting room with beige walls, a blue textile wall hanging, two chairs with cushions, a potted plant on a small table, and a round sign on the wall.
Modern office space with a textured gray chair and plaid pillow, alongside a white filing cabinet with a silver desk lamp and digital clock on top. The background features a window with white blinds and neutral-colored walls.
Modern living room with a black leather sofa, wooden armrests, a small side table with a houseplant, and an overhead lamp against a chalkboard wall.
Modern therapy office interior with a green wall featuring a circular moss decoration. A brown sofa with patterned cushions is beside a round side table with a beige lamp. Floor covered in a patterned rug.
A modern store interior featuring hanging light bulbs, a wall-mounted TV, vertical gardens, a clothing rack with black shirts, and several green plants, creating a fresh and contemporary atmosphere.
Modern office interior with colorful mountain mural, desk, chair, lamp, blue couch, and plant.
Bright bedroom with white bedding, colorful floral wallpaper, green accent wall, and white curtains.
A cozy bedroom with a blue daybed against a beige wall, adorned with white pillows and a white comforter. There is a wooden shelf with decorative items like a vase, butterfly art, and a small lamp. A window with white curtains and trees visible outsi
Modern kitchen and dining area with a wooden table set for a meal, white cabinets, stainless steel appliances, a breakfast bar with metal stools, and pendant lighting.
Cozy attic room with a blue sectional sofa, pink throw, wooden desk with chair, ceiling fan, and small seating area with curtains.
Cozy living room featuring a white fireplace with a mounted TV above, decorated with a small sailboat model and a row of stones. Flanked by large windows, a beige couch is partially visible on the left and a blue chair on the right. A patterned rug c
Cozy attic room setup with a desk and chair, shelves with decor items, and an adjoining sitting area. The sitting area features two chairs and a bed, with large windows draped with light curtains.
Cozy bedroom with a gray daybed, colorful pillows, nightstands, lamps, and abstract wall art. Beige walls and curtains add warmth. Large windows with natural light.
Cozy dining nook with a table, bench, assorted pillows, and window view.
Wall with yellow paint featuring three decorative silhouette plaques, white shelves below with potted plants, and white cabinetry.
Cozy bedroom corner with a bed featuring assorted pillows, a nightstand, and a lit table lamp. The wall has a decorative patterned design.
Cozy living room with teal sectional sofa, colorful throw pillows, green pattern artwork, and indoor plant.
Living room with a decorated fireplace, gold-framed mirror, a blue sofa, folding screen, and television.
Bedroom with a wooden bed, colorful quilt, abstract painting, and bedside table with lamp.
A home office with abstract painting, desk, and yellow lamp
Modern kitchen with wood cabinets, mosaic tile backsplash, granite countertops, double windows, black faucet, blue vase with greenery, lamps, and dish towel.
Interior dining room with a round wooden table, featuring a decorative tray with a peach vase holding a white flower, surrounded by gold coins. A stained glass window is mounted on the peach-colored wall above a shelf with copper and decorative items
Cozy corner featuring a black leather chair with wooden frame, footrest, and a plaid blanket. A small black table is beside the chair, positioned on a hardwood floor with a decorative rug. Shelves on the right display a collection of small animal fig
A cozy yellow bedroom with a gray daybed, colorful pillows, and a patchwork quilt. Floral patterned curtains cover large windows, and a wall-mounted lamp provides light. The room has a warm, inviting atmosphere.
Interior room with a framed landscape photo on the wall, a small wooden shelf with a lamp, clock, vase with flowers, and a potted plant.
Cozy living room with yellow chairs, a small desk by the window, a gray sofa, wooden coffee tables, and a woven wall hanging.
Modern interior with bench seating, colorful cushions, and various potted plants including snake plants and decorative foliage.
Cozy living room with green sofa, beige armchair, decorative pillows, standing lamp, wall-mounted mirror, and shelf with plants and decor.
Cozy living room with a gray armchair, yellow couch, wall art, and decor, including a woven tapestry, wooden mirror, and plants.
Cozy home office with green walls, featuring a leather sofa adorned with colorful pillows, a modern desk with a pink lamp, wall tapestry, air conditioner, potted plants, and a pouf.
Living room with red leather sofas, patterned cushions, and a throw blanket. A round concrete coffee table and a decorative rug are on the wooden floor. A large window reveals a view of trees outside.

What We Design

We work with commercial clients across Portland on spaces that need to balance aesthetics, operations, and long-term use, including:

  • Office and workplace interiors

  • Creative studios and professional services spaces

  • Hospitality and short-term rental environments

  • Wellness, lifestyle, and client-facing spaces

Projects scale depending on how hands-on you want us to be, from focused design direction through to more comprehensive interior planning.

How the Process Works

Our approach is structured to remove uncertainty early.

We help you:

  • Translate ideas and goals into a real, workable space

  • Make design decisions before they become costly changes

  • Create interiors that look the part and work day-to-day

Everything is designed to move forward with clarity rather than overwhelm.

Why Commercial Clients Choose Us

Commercial spaces carry different pressures than residential ones. Clients come to us when they need:

  • A space that signals credibility from the moment someone walks in

  • Design decisions that support workflow, not fight it

  • Fewer delays and fewer last-minute fixes

The focus is always on creating a space that looks intentional and endures daily use.

What This Is (and Isn’t)

Commercial interior design that improves how your business runs. A structured design process for commercial spaces where details matter. We plan early, communicate clearly, and design with real operations in mind.

It’s a good fit if:

  • You want to protect your time and keep the project moving without constant follow-up

  • You need a creative partner to manage complexity and keep stakeholders aligned

  • You want a space that supports productivity, workflow, and client confidence

It's not a fit for quick décor refreshes or purely decorative styling projects.

FAQs

  • We work with Portland offices, studios, hospitality spaces, wellness businesses, and other commercial environments where clarity and function matter.


  • Both. Projects can involve new layouts, renovations, or refining an existing space.

  • Timelines depend on scope, but most concept and planning phases take a few weeks rather than months. We’ll outline this clearly during discovery.

  • Investment varies by scope. Most commercial projects begin once we’ve defined the brief and level of involvement required. We’ll outline costs early so there are no surprises.


It’s not a fit for quick décor refreshes or purely decorative styling projects.

Local Context

Based in Portland, we design commercial interiors with a clear understanding of local sourcing, trade coordination, and the real-world constraints that impact schedule and cost. The result is a smoother process, earlier decisions, and a space that works day-to-day.

A woman with long brown hair, wearing a colorful necklace and an orange shirt, smiling slightly.

Meet Sam, the founder of Lemieux Interiors

What began as a hobby grew into a love for creating interiors that not only serve practical needs but also elevate everyday living. With over 15 years of experience across interior design, art direction, and visual merchandising, I bring a deep understanding of how to balance aesthetics with functionality.

FOUNDER STORY