Updated: Jun 17, 2026
Location and Projects
Address
P O BOX 5845, Santa Rosa, CA, 95402
Use our bidding system to
request a quote
Keystone Landscaping
Keystone Landscaping, Santa, Po Box 5845, Santa Rosa, CA (Employees: Peter Sean Gilmore, Philip Morgan Keeler III, and William David Provost) holds a Landscaping license and 2 other licenses according to the California license board.
Their BuildZoom score of 96 ranks in the top 20% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Keystone Landscaping, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Keystone Landscaping Services
Start a project today:
Keystone Landscaping Contact Information
Phone Number: (707) 484-2389
Edit
Address: P O BOX 5845, Santa Rosa, CA 95402
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Shell & roughs only/addition of 200 sqft/interior finishes & minor exterior finishes/install soundwall exterior wall lights (b00-1398/p00-5876/m00-8393/e00-3692/e00-3844)
Valuation:
$59,300
Permit #:
CB01-0431
Status:
final
Fee:
$10,897
Permit Type:
N/A
Building Type:
N/A
Proposed trash enclosure - in conjuction w permit no. 00vn71031 99010-20000-00794. block wall fence per city standard. see comments
Valuation:
N/A
Permit #:
00020-20000-03508
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Shell only for future double rainbow cafe (1350 sqft)
Valuation:
$120,150
Permit #:
B00-1398
Status:
expired
Fee:
$21,722
Permit Type:
N/A
Building Type:
N/A
Addendum to cb01-0431/reduce height of sliding windows @ east & west elevation and addition transome glass above
Valuation:
$64
Permit #:
B01-1126
Status:
final
Fee:
$64
Permit Type:
N/A
Building Type:
N/A
Addendum to b00-1395; site/grading and install storm drain pump for future weinerschnitel/double rainbow
Valuation:
$2,000
Permit #:
B01-0483
Status:
final
Fee:
$311
Permit Type:
N/A
Building Type:
N/A
Tenant improvement. - century 21 alliance (new partitions and restripe parking lot)
Valuation:
$50,000
Permit #:
B99-0355
Status:
final
Fee:
$787
Permit Type:
N/A
Building Type:
N/A
Retail building for wienerschnitzel (1748 sqft)
Valuation:
$218,500
Permit #:
B00-1399
Status:
expired
Fee:
$14,096
Permit Type:
N/A
Building Type:
N/A
New commercial/jiffy lube/trash enclosure
Valuation:
N/A
Permit #:
B02-00345
Status:
final
Fee:
$15,532
Permit Type:
N/A
Building Type:
N/A
Backfill basement walls at the proposed auto repair shop per permit 99010-20000-00794
Valuation:
N/A
Permit #:
00030-20000-01245
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Interior demolition of walls
Valuation:
$238
Permit #:
00313413-DUM
Status:
final
Fee:
$249
Permit Type:
N/A
Building Type:
N/A
Install block soundwall trash enclosure and exterior wall lights
Valuation:
$13,000
Permit #:
B00-1910
Status:
expired
Fee:
$865
Permit Type:
N/A
Building Type:
N/A
Install storm drain pump associated w/site grading addendum b01-0483
Valuation:
N/A
Permit #:
E01-3143
Status:
final
Fee:
$61
Permit Type:
N/A
Building Type:
N/A
Install storm drain pump associated w/site grading addendum b01-0483
Valuation:
N/A
Permit #:
P01-5331
Status:
final
Fee:
$61
Permit Type:
N/A
Building Type:
N/A
Site/grading for future double rainbow cafe (150 cubic yards)
Valuation:
$10,000
Permit #:
B00-1395
Status:
final
Fee:
$208
Permit Type:
N/A
Building Type:
N/A
Repair damaged conduit (bldg permit no. 99010-10000-00905)
Valuation:
N/A
Permit #:
00041-20000-14443
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Site/grading for future wienerschnitel (194 cubic yards)
Valuation:
$10,000
Permit #:
B00-1396
Status:
final
Fee:
$208
Permit Type:
N/A
Building Type:
N/A
Complete b00-1910/install block soundwall & trash enclosure
Valuation:
$650
Permit #:
B01-1128
Status:
final
Fee:
$68
Permit Type:
N/A
Building Type:
N/A
Shell only for future double rainbow cafe (1350 sqft)
Valuation:
N/A
Permit #:
E00-3692
Status:
expired
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Shell only for future double rainbow cafe (1350 sqft)
Valuation:
N/A
Permit #:
M00-8393
Status:
expired
Fee:
$85
Permit Type:
N/A
Building Type:
N/A
Shell only for future double rainbow cafe (1350 sqft)
Valuation:
N/A
Permit #:
P00-5876
Status:
expired
Fee:
$83
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
123
BZ Score
-
Avg Project
-
Projects
124
BZ Score
$5K
Avg Project
-
Projects
License # 1099967
San Francisco, CA
120
BZ Score
$35K
Avg Project
-
Projects
Keystone Landscaping Reviews
BuildZoom hasn't received any reviews for Keystone Landscaping. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Keystone Landscaping License info
Verified License
| License # | 946595 |
| Status | Active |
| State | California |
| Type | Landscaping |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Keystone Landscaping at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 728050 |
| Status | Inactive |
| State | California |
| Type | Tile (Ceramic And Mosaic) |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Keystone Landscaping at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 643513 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Keystone Landscaping at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
Bonded
| Bonded Agent | Old Republic Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
12
Permits
- Building permit records show that Keystone Landscaping has worked on 12 permitted projects.
Keystone Landscaping Employees
PG
Peter Sean Gilmore
Sole Owner
PI
Philip Morgan Keeler III
Sole Owner
WP
William David Provost
Qualify Partner