This pro has maintained an average of 4.5+ stars throughout their time with Angi.
About us
Business highlights
30 years of trusted experience
Se Habla Español
Amenities
Free Estimates
YesWarranties
YesAccepted payment methods
Reviews
4.676 Reviews
Showing 76-76 of 76 reviews
Contact information
18915 16th Ave S, SeaTac, WA 98188
https://www.groundworks.com/Service hours
Monday:
4:00 AM - 8:00 PMTuesday:
4:00 AM - 8:00 PMWednesday:
4:00 AM - 8:00 PMThursday:
4:00 AM - 8:00 PMFriday:
4:00 AM - 8:00 PMSaturday:
5:00 AM - 8:00 PMSunday:
7:00 AM - 8:00 PMLicensing
Licensed*
Trade License Number
MATVECI991CB
Trade License Locale
WA
Trade License Expiration
10/04/2025
State Contractor License Requirements
All statements concerning insurance, licenses, and bonds are informational only, and are self-reported. Since insurance, licenses and bonds can expire and can be cancelled, homeowners should always check such information for themselves. To find more licensing information for your state, visit our State Contractor License Requirements page.
*Contact business to see additional licenses.
Service Categories
mudjacking contractor,
well,
basement waterproofer,
concrete repair contractor,
foundation repair contractor,
plumber
FAQ
Monday: 4:00 AM - 8:00 PM
Tuesday: 4:00 AM - 8:00 PM
Wednesday: 4:00 AM - 8:00 PM
Thursday: 4:00 AM - 8:00 PM
Friday: 4:00 AM - 8:00 PM
Saturday: 5:00 AM - 8:00 PM
Sunday: 7:00 AM - 8:00 PM
Groundworks accepts the following forms of payment: CreditCard
Yes, Groundworks offers free project estimates.
No, Groundworks does not offer eco-friendly accreditations.
No, Groundworks does not offer a senior discount.
No, Groundworks does not offer emergency services.
Yes, Groundworks offers warranties.
Contact information
18915 16th Ave S, SeaTac, WA 98188
https://www.groundworks.com/Service hours
Monday:
4:00 AM - 8:00 PMTuesday:
4:00 AM - 8:00 PMWednesday:
4:00 AM - 8:00 PMThursday:
4:00 AM - 8:00 PMFriday:
4:00 AM - 8:00 PMSaturday:
5:00 AM - 8:00 PMSunday:
7:00 AM - 8:00 PM