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Your Home Remodeling Source in Nassau

Work with our design and product experts to help with your project every step of the way.

516-217-6904

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A ProSource account manager showing product samples to a homeowner

ProSource of Nassau

Every wall of every home that has partnered with us tells a story of a family that realized their dream. Join the residences and commercial spaces that have improved and flourished with the personal and professional touch of ProSource. Here, you will find the products you need to make any space bright and beautiful. Both trade professionals and homeowners know us as their one-stop shop.

Long Island's largest flooring selection
Kitchen and bath showroom with talented in-house designer
Knowledgeable and experienced sales team

Private Trade-Only Showroom
One Stop Shop
Low Wholesale Prices

Connect with Us

Contact Us at ProSource of Nassau

Stay In The Know

Outdoor living spaces with fireplace provided by Daltile

2025 Outdoor Trends

2025 Home Remodeling Trends

Possibilities Catalog

Project financing at ProSource Wholesale

Financing Available

Visualizer Available

2025 Colors of the Year

Made in the USA Impact Daltile with Patrick Warren 244 x 244

The ProSource Podcast

Product Showcase

Our vast selection has a reputation for bringing designs to life.

Start Your Journey With Our Visualizer

Showroom Details

ProSource of Nassau

303 Sunnyside Boulevard
Plainview, NY 11803

Closed

Email Showroom

516-217-6904

Showroom Hours

Discover How We Can Help

Whether you are refreshing the design of an old room or undergoing a full home makeover, ProSource of Nassau is ready to answer the call. Explore our selection of top quality products and featured services for all of your remodeling needs.

Personalized Service
Design Services
Financing
Private Showroom

Personalized Service

From the first phone call to the final walk-through, our dedicated account managers are in lockstep with your needs throughout the project.

Custom Path to Completion
Comprehensive product knowledge
An eye for design
The service you expect and deserve
Tailored approach to project goals and budget
Design Services

Our experts will grasp your project's vision and sculpt a visual design that illustrates the transformation.

Experienced Professionals at the Ready
Utilize innovative technology
Incorporate big ideas into small spaces
Understand budget implications
In touch with latest styles and trends
Financing

Flexible options available to take your project budget further.

Forge Your Financial Path
Review your account balance
Receive special offers
Track what you have spent
Private Showroom

Avoid the hassle involved in traditional retail, and enjoy a stress-free environment when selecting top-quality products, only available to our trade pro members and their clients. Designed with them in mind, ProSource Wholesale^® offers ease in the shopping experience.

Just for You
Private and relaxed atmosphere
Numerous choices at wholesale prices
Account manager ready to help
Professional designers available

Meet Our Staff

At ProSource of Nassau, you will be partnered with a dedicated account manager and have access to our entire showroom team, who will help guide you through the selection and purchasing process, listening to your every need. From the project's inception to its conclusion, we're here to turn your dreams into reality with quality products and personalized service.

Lindsey Brandt

K&B Designer
Monica Karpinski

Operational Manager
Doug Katz

Owner
Jill Malinowski

Manager
Andy Simpson

Warehouse Staff
Theresa Syers

Account Manager

Get Inspired

At ProSource, our network of trade professional members create delightful spaces for their clients every day. Take a look to get inspired for your next project.

Learn More
Dix Hills Kitchen Remodel - Plainview, NY

Project Team

Jill Malinowski

Manager

Dated 1970's Kitchen gets a much needed face lift
Learn More
Learn More
Merrick Living Room - Plainview, NY

Project Team

Jill Malinowski

Manager

Kimberly S.

Trade Pro

Complete overhaul to create a contemporary living space with greys and pops of blue.
Learn More
Learn More
Checked Brown Area Rug - Plainview, NY

Project Team

Jill Malinowski

Manager

Browns and blues get a boost of natural light from a wall of curved windows.
Learn More
Learn More
Artistic Basement - Plainview, NY

Project Team

Jill Malinowski

Manager

Bright colors and abstract paintings create energy in this playful space.
Learn More
Learn More
Dining in the Light - Plainview, NY

Project Team

Jill Malinowski

Manager

Dark colors and textured patterns lighten up with a wall of unadorned windows to let in the sun.
Learn More
Learn More
Orange Kitchen - Plainview, NY

Project Team

Jill Malinowski

Manager

A kitchen infused with orange creates energy for cooking and entertaining.
Learn More
Learn More
Warm Living Room - Plainview, NY

Project Team

Jill Malinowski

Manager

White wood mouldings and a traditional brick fireplace create an inviting space to gather with family and friends.
Learn More
Learn More
The Power of Staging - Plainview, NY

Project Team

Jill Malinowski

Manager

We staged this vacant home for our homeowner.
Learn More

See More Projects

Your Home Remodeling Source in Nassau

ProSource of Nassau

Connect with Us

Contact Us at ProSource of Nassau

2025 Outdoor Trends

2025 Home Remodeling Trends

Possibilities Catalog

Financing Available

Visualizer Available

2025 Colors of the Year

The ProSource Podcast

Product Showcase

Area Rugs

Waterproof Luxury Vinyl: Plank and Tile

Carpet

Cabinets

Tile: Ceramic, Porcelain, and Stone

Hardwood

Vanities

Outdoor LIving

Showroom Details

ProSource of Nassau

Discover How We Can Help

Personalized Service

Custom Path to Completion

Design Services

Experienced Professionals at the Ready

Financing

Forge Your Financial Path

Private Showroom

Just for You

Meet Our Staff

Lindsey Brandt

Monica Karpinski

Doug Katz

Jill Malinowski

Andy Simpson

Theresa Syers

Get Inspired

Dix Hills Kitchen Remodel - Plainview, NY

Project Team

Jill Malinowski

Merrick Living Room - Plainview, NY

Project Team

Jill Malinowski

Kimberly S.

Checked Brown Area Rug - Plainview, NY

Project Team

Jill Malinowski

Artistic Basement - Plainview, NY

Project Team

Jill Malinowski

Dining in the Light - Plainview, NY

Project Team

Jill Malinowski

Orange Kitchen - Plainview, NY

Project Team

Jill Malinowski

Warm Living Room - Plainview, NY

Project Team

Jill Malinowski

The Power of Staging - Plainview, NY

Project Team

Jill Malinowski