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Modern kitchen bar area with dark wood cabinets, glass-front upper shelves displaying glassware, built-in oven, sink, and neatly arranged bar tools—showcasing luxury interior design inspired by top Interior Designer Massachusetts.
A brown dog stands by built-in food and water bowls at the end of a white kitchen island in this Luxury Interior Design setting; bread and strawberries sit on the counter above.
Built-in home bar with dark wood cabinets, open shelves holding bottles and glasses, and a decorative bowl on the top shelf—an inviting touch of luxury interior design. A patterned chair and table edge appear in the foreground.
A modern kitchen bar area with wood cabinets, glassware, decorative vases, a gold animal figurine, and a plant in a wooden vase on a white countertop showcases luxury interior design at its finest.
Small bathroom with geometric-patterned wallpaper, wooden cabinets, a modern toilet, decorative white coral, and a framed landscape painting on a shelf—showcasing the touch of an expert Interior Designer Massachusetts.
A clear glass vase with white tulips is placed on a beige dresser with a metallic drawer handle and a round silver detail, reflecting the touch of luxury interior design by an expert Interior Designer in Massachusetts.
Modern kitchen with green cabinets, brass handles, patterned tile backsplash, and floating shelves. Designed by an Interior Designer Massachusetts for a touch of luxury interior design, featuring white hydrangeas by the window.
Modern bedroom with a bed, neutral bedding, decorative pillows, nightstand with a vase of white flowers, wall sconces, and a window with light curtains—an elegant example of luxury interior design by an interior designer in Massachusetts.
Modern living room featuring thoughtful interior design, with a wall-mounted TV above a linear fireplace, flanked by shelves displaying decorative items; armchair and ottoman in the foreground.
Modern dining nook by an Interior Designer Massachusetts, featuring an upholstered corner bench, geometric patterns, metal table, gray chairs with red legs, and a white fruit bowl centerpiece on a wood floor—Luxury Interior Design at its finest.
Modern bathroom with double sinks, ribbed blue vanity, wall-mounted mirrors, minimalist decor, and natural light from a large window—showcasing luxury interior design by an expert Interior Designer Massachusetts.
Modern kitchen by an Interior Designer Massachusetts, featuring textured cabinets, glass-front uppers, glossy subway tile backsplash, and a countertop set with champagne, glasses, lemons, and a potted plant—perfect for luxury interior design lovers.

Residential Interior Design

Residential interior design is personal. Whether transforming a single room or an entire home, we listen carefully to your needs, understand your preferences, and create a design that marries beauty and function, style and intention.

Our concierge project management services ensure every detail is expertly managed from concept through completion. With decades of experience and our team approach to design, you’ll enjoy the process as much as the end result. The finished project will exceed your expectations.

Modern kitchen with white cabinets, patterned tile backsplash, built-in stove, sink, and wooden island with bar stools—showcasing luxury interior design by a top interior designer in Massachusetts. Bottles and appliances line the countertop.
Modern kitchen countertop with decorative items, framed art, and open shelves displaying glassware—crafted with luxury interior design touches—plus two white vases and a marbled round vase, all illuminated by warm lighting.
A person in a pink sweater looks at and touches various cabinet door samples displayed on a wall, exploring options for luxury interior design with the eye of an interior designer in Massachusetts.
Display of Farrow & Ball paint sample cards arranged by color, with sample pots and informational panels below—a perfect inspiration source for anyone interested in luxury interior design or working with an interior designer in Massachusetts.
A neatly organized closet with suits, ties, boxes, folded clothes, books, a lamp, and storage shelves showcases the elegance of luxury interior design by an expert interior designer in Massachusetts.

The Experience Studio

Our Experience Studio brings every room of the home to life with thoughtfully designed, fully operational displays. Explore materials, finishes, and features in person so you can see, touch, and feel the design elements for your project.

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Our Process

Luxurious, functional spaces begin with a thoughtful process centered around you and your goals.



A child's room with a teal geometric wave wallpaper, a grey daybed with velvet cushions and a teddy bear, a toy guitar, alphabet blocks, and a lilac rug—showcasing the touch of an expert Interior Designer Massachusetts.
Modern living room with a wall-mounted TV above a lit fireplace, colorful abstract art, a dining table, and a fruit bowl centerpiece—an elegant example of Luxury Interior Design by an Interior Designer in Massachusetts.
A dining room with a wooden table, patterned upholstered chairs, a floral arrangement, sheer curtains, a window, a chandelier, and white cabinetry with glass doors showcases luxury interior design.
Experience a modern outdoor seating area curated with Luxury Interior Design on a balcony overlooking the harbor, boats, and city skyline at sunset—an elegant retreat inspired by top Interior Designer Massachusetts.
A close-up of a kitchen island with a marble countertop, wooden breakfast bar, green cabinetry, and a cushioned stool showcases luxury interior design by an Interior Designer Massachusetts, complete with pastries on stacked plates and napkins.
Modern kitchen with an island, three chairs, stainless steel appliances, pendant lights, and large windows letting in natural light—perfectly capturing Luxury Interior Design for a sophisticated space.
A bedroom with a green upholstered bed, striped bedding, green accent wall, bedside tables with lamps, large window with white curtains, and a light blue ceiling showcases luxury interior design by an Interior Designer in Massachusetts.
Modern kitchenette with gray cabinets, built-in bar, and open shelves displaying glassware and liquor bottles. Two beige armchairs and small green-topped tables add a touch of Luxury Interior Design to the inviting space.
Modern kitchen with green cabinets, central island seating, large window, built-in oven, open shelves, decorative backsplash, and wood flooring—an example of Luxury Interior Design by a leading Interior Designer in Massachusetts.
1

Discover

We visit your home to learn about your needs, your goals, and how you live. What inspires you? What are your must-haves? What do you wish for? We ask the questions, and then we really listen — because the best design starts with understanding you, not assumptions about what should look good.

2

Design

We create and refine your design until it's custom-tailored for you, walking you through every step hand-in-hand. No matter your goals, we partner with you to create the spaces you've been dreaming about.

3

Select

We curate furnishings, fabrics, materials and finishes to help guide your decision-making, so you're never left choosing alone. You'll see and feel everything in person, ensuring a cohesive whole where each element fits together beautifully.

4

Deliver

We thoughtfully coordinate every detail — from engineering to product delivery — working closely with trusted craftsmen and contractors to seamlessly manage every moving part. With care and precision, we bring your vision to life.

Who We Are

Since 2001,

Interiology Design Co. has been transforming spaces for discerning clients. We embrace a team approach to design and are creative, flexible and transparent problem solvers. One of our primary goals is to build trusted relationships with our clients. Many remain active for years working through new projects, new homes and changing needs.

A man in a blue blazer stands smiling in a modern kitchen, featuring luxury interior design with white cabinets, a tiled backsplash, and a cooktop in front of him.

Mark Haddad, Interiology Design Co.’s founder, and his team are nationally recognized interior designers. Mark is also a Certified Master Kitchen and Bath Designer and has been a featured speaker at industry conferences. He is helping train the next generation of designers through his work as an instructor, design competition judge and subject matter expert for the National Kitchen and Bath Association.

Meet the Team

The Interiology Collection

A modern home bar inspired by Kitchen Interior Design, with built-in cabinets, a small sink, glass shelves with bottles, two beige armchairs, and turquoise side tables under a bubble glass chandelier.

Shades of Sophistication
Modern kitchen with wood cabinets, a white countertop island, glassware filled with orange juice, potted plant, and decorative items on shelves against a marble backsplash—an example of luxury interior design by top interior designers in Massachusetts.

Naturally Modern
Modern bedroom with beige bedding, cowhide rug, nightstands, decorative pillows, and a contemporary chandelier—showcasing luxury interior design by an expert interior designer in Massachusetts—softly lit and viewed from the doorway.

Restful Retreat
See Our Work

The Interiology Experience




They have an excellent grasp of finishes and design details, and will push us to consider options outside of our “comfort zone” while at the same time always considering our general tastes.

— PM, Dover, MA

I didn’t just get a look, I got art.

— RK, Belmont, MA

The transition to the other rooms is seamless and gives new energy to the house

— GF, Jamaica Plain, MA

There is nothing they can’t tackle! They are incredibly talented, warm, creative, gracious, responsive, and they put the client first at all times.

— LS, Arlington, MA

Concierge service level in home design! The team could not have been easier to work with. They are innovative and creative while giving our home an updated and personal look. Our project came in on time and communication throughout the project was perfect.

— LW, Needham, MA
Modern bathroom with freestanding tub, wood accents, walk-in shower, and neutral decor. Designed by an Interior Designer Massachusetts, it features towel racks and built-in wall shelves for a touch of luxury interior design.
Modern dining room with a round table, eight blue chairs, abstract wall art, two vases on a sideboard, a leafy plant, and a contemporary chandelier—showcasing refined interior design.
A pair of sneakers sits on the floor next to a built-in bench with two patterned cushions, showcasing thoughtful interior design beneath a window with white blinds.
Modern bedroom with a blue upholstered bed, gray blanket, matching pillows, and stylish Interior Design touches. Features two bedside tables with lamps, a water-themed accent wall, and a large window showcasing city and water views.
Modern kitchen with wood floors, a large island with four chairs, potted green plants, pendant lights, dark range hood, and built-in cabinetry around a spacious refrigerator—an inviting showcase of interior design.

Tailored Design Solutions

Expert guidance, thoughtful planning, and an unwavering focus on your goals are what set us apart. The result is beautiful spaces, custom-tailored for you.

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Accolades

Gold Award, Best Kitchen Remodel between $150,000 and $300,000, with Prism Awards badge—recognizing luxury interior design excellence by a leading Interior Designer Massachusetts.
Modern bedroom with a beige bed, multiple pillows, a gray throw, and cowhide rug on wooden floors—an inviting retreat crafted by a leading Interior Designer Massachusetts for those who appreciate luxury interior design.
A modern kitchen with a central island, four chairs, stainless steel appliances, and large windows showcases luxury interior design, as natural light beautifully illuminates the space.
Magazine cover featuring a modern kitchen with a stainless steel range hood, open wooden shelves, and white countertops—showcasing the work of an Interior Designer Massachusetts.
Magazine cover showcasing a modern, open living space with large windows overlooking the ocean, highlighting Luxury Interior Design. The title
Modern living room with large windows overlooking water, a curved light gray sofa, a round marble coffee table, and blue patterned rug—a stunning example of luxury interior design by an interior designer in Massachusetts.
Award graphic showing
Modern kitchen with dark cabinets and light countertops, designed by a leading Interior Designer Massachusetts, featuring a
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Let’s Discuss Your Next Project

Are you dreaming of a new kitchen? A spa-like bathroom? Do you want to reimagine how your home can feel? Whatever you’re dreaming about, we’re eager to help create custom-tailored solutions just for you.

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