Portland's Asphalt Maintenance Experts

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Black Diamond is a Sealcoat and Asphalt Paving and Striping Company based in Troutdale, OR. We serve the Portland, OR Metro Area including Troutdale, Gresham, Sandy, and Vancouver, WA.

Our Services include, Sweeper Truck Scrub, Lot Clean Up, Crack Seal, Sealcoat and Parking Lot Paint (including ADA, Handicap Logo and Hatch) Stenciling, and Curb Painting for Commercial and Residential Lots.

Sealcoating Services protect your paved surfaces from weather and other elements.

Asphalt Paving Services include driveways, parking lots, and more.

Asphalt Striping Services include driveways, parking lots, and more.

Asphalt Maintenance Services will keep your asphalt surface in top condition.

Black Diamond serves the Portland, OR Metro Area including Troutdale, Gresham, Sandy, and Vancouver, WA. We also cover the Columbia River Gorge, Willamette Valley, and Areas South to Salem. We are Fully Licensed, Bonded, and Insured.

What We Do

Browse our site to learn more about our services, then contact us for a free no hassle bid.

Residential sealcoating service Portland OR

SealCoating

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  • Prevent Pemature Breakdown
  • Prevent Oxidation/Deterioration
  • Spill and Damage Protection
  • General Maintenance
Commercial parking lot sealcoating Portland OR

Crack Sealing

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  • ADA Compliance
  • Efficient Traffic Flow
  • Visible in Bad Weather
  • Stenciling/Curb Painting
  • Specialty (EV, etc.)
Asphalt crack sealing service Portland OR

Striping

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  • Extend Pavement Life
  • Prevent Water Damage to Base Layer
  • Prevent Breakup

Google

BBB

“I would highly recommend Black Diamond Sealcoating. Owner Jeff Feltner was prompt, professional, and very good at communicating…” See More Reviews

– Linda Ruedy

“Black Diamond was great. We both had busy schedules so it was a bit tricky to coordinate a day, but they maintained good communication…” See More Reviews

– Emily Dossa

“Jeff and his crew recently resealed and striped the parking lot at my hotel. They were very efficient and professional…” See More Reviews

– Katie-Lee Baker

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    Black Diamond Sealcoating has the knowledge and experience to handle any size job. We are big enough to handle any sized job but also small enough to provide personal, one-on-one service.

    Asphalt Parking Lot

    Areas We Serve

    Portland East Side: Troutdale, Gresham, Sandy, Damascus, Estacada, Molalla

    Portland West Side: Hillsboro, Beaverton, Forrest Grove, Oregon City, Tigard, West Linn

    Gorge Areas: Corbett, Cascade Locks, Hood River, The Dalles

    Willamette Valley: Salem Areas

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