04/23/2026
Installation of new onsite septic system - OSCAR XO2 with removal of 70+yds fill material in basal area, pea gravel base, and anti-buoyancy anchoring of tanks.
Greentree Dozing Excavation, Concrete, Tree Work, Landscaping, Septic Systems, no job too large or
8712 SW Quartermaster Drive
Vashon, WA
98070
| Monday | 7am - 5pm |
| Tuesday | 7am - 5pm |
| Wednesday | 7am - 5pm |
| Thursday | 7am - 5pm |
| Friday | 7am - 5pm |
| Saturday | 7am - 7pm |
| Sunday | 8am - 6pm |
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