Company Overview
Company Name
Keystone Concrete Contractor
Phone
(503) 770-8807Approx. Annual Revenue
$2.4M
Employees
12
Established
2023
Google Reviews
4.7 (105 reviews)
Google Business Category
Concrete contractor
Locations
9
About Keystone Concrete Contractor
Business Profile
Read from the Keystone Concrete Contractor website on Oct 12, 2026. Hover an item to see the exact wording it came from.
Ownership (as declared by the business)
About the website
- Website quality (AI-assessed)
- 6/10 · Dated testimonials from 2021; Thin content with generic text
- Footer copyright year
- 2025
Recent changes
What changed on the Keystone Concrete Contractor website and Google listing, as detected by Coldlytics on each visit.
Google reviews went from 1 to 6
Changed the listed phone number
Google reviews went from 11 to 12
Google reviews went from 13 to 10
Google reviews went from 23 to 21
Google reviews went from 34 to 31
Google Business category is now Concrete contractor
Google Business category is now Paving contractor
Google Business category is now Paving contractor
Google Business category is now Paving contractor
Google Business category is now Paving contractor
Coldlytics tracks changes like these across millions of businesses, so you can reach companies the moment they add a pixel, start hiring, or switch software.
Find companies by what just changed →Keystone Concrete Contractor locations
9 Google Business Profile listings.
| Location | Google category | Reviews | Status |
|---|---|---|---|
| Keystone Concrete Driveway Retaining Wall Foundation Contractorprimary | Concrete contractor | 4.7 (105) | Claimed |
| 19043 South End Rd, Oregon City, OR | — | 4.9 (42) | Claimed |
| 2900 GENERAL ANDERSON RD APT 91, Vancouver, WA | Concrete contractor | 4.8 (31) | Claimed |
| 1020 SW Taylor St Suite 540, Portland, OR | Concrete contractor | 4.9 (21) | Claimed |
| Keystone Works Corp Lake Oswego / West Linn | Handyman/Handywoman/Handyperson | 5.0 (12) | Claimed |
| Keystone Concrete Driveway Retaining Wall Foundation Contractor of Sherwood and Tualatin | Concrete contractor | 5.0 (12) | Claimed |
| Keystone Concrete Driveway Retaining Wall Foundation Contractor of Happy Valley/ Sellwood-Moreland | — | 5.0 (12) | Claimed |
| Keystone Concrete Driveway Retaining Wall Foundation Contractor of Hillsboro and Beaverton | Concrete contractor | 5.0 (10) | Claimed |
| Keystone Works Corp of Portland / Happy Valley | Concrete contractor | 5.0 (6) | Claimed |
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