Northeast’s leading seamless? Call Us Now 978-405-0017

Connect With Us: Social Social Social Social

Industries Served
Our Services
Our Resources
Our Projects
Service Areas
About Black Bear
Help & Support

Grinding & Sealing Concrete Solutions

Smooth. Protected. Built to Last.

Black Bear Seamless Flooring provides professional grinding and sealing services that transform existing concrete into a durable, low‑maintenance surface. Our process smooths and profiles the slab, then applies high‑performance sealers to lock out stains, dust, and moisture, delivering a finished floor that’s both functional and attractive.

Request a site visit
The picture depicts a dark epoxy floor in a spacious, high-ceilinged interior. On the left, tall metal shelving units filled with boxes; to the right, a plain, white wall features multiple utility boxes, conduits and a dark double door with two yellow safety bollards in front of it. In the distant background, the space opens further with fluorescent lights on the black exposed ceiling seen overhead.

Engineered for Performance

Why Choose Grinding & Sealing?

The picture depicts a black line-art icon of a hard hat. Behind the hard hat, a large, semi-transparent pink shield shape contains a white outline of a checkmark. A portion of the shield and checkmark are overlapped by the helmet.
Enhanced Durability

Protects concrete from wear, dusting, and surface damage.

The picture depicts a black line-art icon of a square shape with a wavy border and diagonal lines. A light pink rectangle is visible behind the square. To the right of the rectangle is a pink cylindrical shape with a smaller pink circle on its top surface, representing a paper towel roll.
Low Maintenance

Easy to clean and maintain without waxing or extensive upkeep.

The picture depicts a black-and-white icon showing a smaller container in front of a larger container. The smaller container has a line-art shape with a cap on top. The larger container is a rectangular shape with a rounded top and a circular icon on the front that contains three horizontal lines. Two pink, cloud-like shapes with white dots are partially visible at the bottom.
Cost‑Effective

Revitalizes existing concrete instead of installing new flooring.

The picture depicts a black line-art icon of a gear with a wrench laid across its center. The wrench's head replaces the gear's teeth at the top. In the background, a large, semi-transparent pink circle with three horizontal lines is visible, with a portion of the gear overlapping the circle and lines.
Customizable Look

Achieve matte or glossy finishes, or add stains for color and depth.

The picture depicts a black line-art icon of a swatch book with three fanned-out rectangular swatches. Located in the bottom right corner, a large, semi-transparent pink circle with three interlocking white rings is partially overlapping the icon.
Versatile Application

Ideal for industrial, commercial, and even decorative environments.

Common Sub-Systems

The picture depicts a modern office with murals, white walls and a light gray epoxy floor. On the right is a blue geometric counter; to the left are a patterned sofa, gray armchairs, and a white circle coffee table. In the background, a conference room with blurred figures is visible through a frosty, blue-tinted glass wall and another glass-walled room on the right is filled with bright light.
Matte Finish Grind & Seal
Produces a smooth, natural look with a low‑sheen protective sealer. Perfect for industrial or back‑of‑house spaces that prioritize function and easy upkeep.
The picture depicts a dark epoxy floor in a spacious, high-ceilinged interior. On the left, tall metal shelving units filled with boxes; to the right, a plain, white wall features multiple utility boxes, conduits and a dark double door with two yellow safety bollards in front of it. In the distant background, the space opens further with fluorescent lights on the black exposed ceiling seen overhead.
Gloss Finish Grind & Seal
Adds a sleek, high‑sheen appearance that brightens interiors and elevates aesthetics. Great for showrooms, retail, and public‑facing areas.
The picture depicts a spacious, empty room with a textured, waffle-slab concrete ceiling, white support columns dispersed evenly throughout and a smooth, light gray epoxy floor.
Stain + Seal Combos
Integrates color stains with the sealing process to create rich tones and visual depth. Ideal for branding elements, decorative accents, or unique design statements.
The picture depicts the corner of a building, large window panes making up the walls and a dark gray epoxy floor. There is a partial view of a door to the right. Looking out the windows, foliage is visible on the left side of the building and straight ahead a parking lot.

Where to Apply Grinding & Sealing?

Services Warehouses & Distribution Centers

Services Retail Stores & Showrooms

Services Restaurants & Hospitality Spaces

Services Educational Facilities

Services Lobbies, Corridors & Public Areas

Services Light Manufacturing or Assembly Areas

Request a site visit

Where Not to Apply Grinding & Sealing?

The picture depicts a black line-art icon showing two overlapping documents. The top document has a large checkmark in a circle, and two short stacked horizontal lines at the top with two spread-out lines at the bottom. Behind the documents, a large, semi-transparent pink seal with a white padlock outline is partially visible.
Surfaces with severe structural damage that require full resurfacing
The picture depicts a black line-art icon of a sun with rays. The sun’s center contains a black lightning bolt. A semi-translucent pink sun with rays contains three white lightning bolts in the sun’s center and is slightly overlapped by the black line art.
Areas exposed to extreme chemical environments needing specialized coatings
The picture depicts a black line-art icon of an hourglass with a small triangular shape on the top and a bigger one on the bottom representing sand. To the right of the hourglass, a large, semi-transparent pink circle contains a white circular arrow, pointing clockwise, which is partially overlapping the hourglass.
Locations where slip‑resistant textures are mandatory beyond additive options
The picture depicts a black line-art icon of a document with the left corner folded over, the document contains a simple floor plan with interior walls and a center crosshair. Behind this is a second, semi-transparent pink icon that shows a white outline of a house with an arrow pointing upward and downward on the right of the house and an arrow pointing left and right below the house.
Projects requiring heavy‑build systems or thick overlays

Our process

HOW WE CAN HELP

We handle your grinding and sealing project from assessment to execution, delivering a finish that’s beautiful and built to perform.

First
Assessment & Planning

On‑site evaluations to determine the best grinding depth and sealer system for your space.

Second
Surface Preparation

Mechanical grinding to remove imperfections, old coatings, and contaminants.

Third
Professional Application

Expert crews apply the right sealer—matte, gloss, or stain combinations—for lasting protection and appeal.

Fourth
Follow‑Up & Warranty

Count on Black Bear for responsive support, maintenance guidance, and warranties that safeguard your investment.

Ready to Upgrade with Grinding & Sealing?

Let Black Bear transform your concrete with a grind and seal system that delivers long‑term protection and a polished look.

Request a site visit

Wondering if your flooring system needs grinding and sealing? We’ve got answers.

See all questions

With proper maintenance, a grind and seal floor can last many years before re‑sealing is needed.

Yes. Our stain and seal combos add rich, customizable color without sacrificing durability.

Most projects are completed within a few days, depending on size and condition of the slab.

NewsLetter

Subscribe to our newsletter and stay updated!