Updated: May 23, 2026
Location and Projects
Address
P O BOX 157, Middletown, CA, 95461
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Rock Construction
Rock Construction, Middletown, Po Box 157, Middletown, CA (Employees: Amandeep Singh, Amandeep Singh, and Derek Thomas Chadwick) holds a General Building license and 1 other license according to the California license board.
Their BuildZoom score of 105 ranks in the top 8% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Rock Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Rock Construction Services
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Rock Construction Contact Information
Phone Number: (510) 709-5326
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Address: P O BOX 157, Middletown, CA 95461
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Rock Construction Middletown
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Rock Construction has a BuildZoom score of 105, which places them above 92% of 336,931 contractors in California.
Activity
|
2 projects
|
2025 |
|
5 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Rock Construction has worked on at least
10.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
8 projects
|
Home Additions |
|
4 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that Rock Construction mostly works on
home addition
and kitchen remodel
projects.
Pricing
|
1 project
|
< $5k |
|
2 projects
|
$5k-$20k |
|
1 project
|
$50k-$100k |
|
6 projects
|
$100k-$250k |
The typical size of their permits is approximately $200,000. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Construct new approx. 497sf one-story addition. full interior reconfiguration of existing layout and remodel. addition will addition (1) bedroom and (1) bathroom. demolish existing 25sf covered porch and construct a new approx. 53sf covered porch. convert 6sf of garage to living area. upgrade electrical meter to 200amp. mep work per new construction ***field rev sub 1 9/23/24 - decrea... see more
Valuation:
$220,000
Permit #:
B24-0782
Status:
issued
Fee:
$8,035
Permit Type:
N/A
Building Type:
N/A
Addition of approx 597 sqft to front and back of house. front porch 80sqt. front addition is to extend living room and rear right of house for a master suite. remodel kitchen and interior features. ***field rev sub 1 10/24/23 - remove the rear addition from this permit. reduce seismic weight of house keep shear walls 2-1 and b-1 on interior in case addition done at a later time***
Valuation:
$200,000
Permit #:
B23-1106
Status:
final
Fee:
$7,725
Permit Type:
N/A
Building Type:
N/A
Addition of approx 693sqft to be bedroom 3 bedroom 4 bathroom (3) skylights. 80sqft of porch
Valuation:
$200,000
Permit #:
B24-1651
Status:
final
Fee:
$7,268
Permit Type:
N/A
Building Type:
N/A
Construct a 1198 sf (2bed/2bath) detached adu with a 1058 sf attached garage and 2114 sf unconditioned storage room area with connecting breezeway
Valuation:
$500,000
Permit #:
BLD2024-04359
Status:
issued
Fee:
$18,679
Permit Type:
New accessory dwe...
Building Type:
N/A
Reroof - replace the existing shingle roof with new shingles. 24 squares. crrc# 0668-0133 verified. r-165
Valuation:
$10,000
Permit #:
B24-3237
Status:
final
Fee:
$307
Permit Type:
N/A
Building Type:
N/A
Convert 178sf of existing garage area into a new bedroom
Valuation:
$10,000
Permit #:
BLD2023-01195
Status:
complete
Fee:
$1,318
Permit Type:
Alteration
Building Type:
N/A
Drl: addition 759 sf to (e) single story single family dwelling to create new living space kitchen family & dining room. remodel existing living room and kitchen into bathrooms bedrooms and hallway. new porch 28 sf new entry court yard 60 sf. concurrent pln2022-00462 rev1: additional 35sf added to entry (2/24/23 aand)
Valuation:
$220,000
Permit #:
BLD2022-09078
Status:
complete
Fee:
$5,654
Permit Type:
N/A
Building Type:
N/A
Addition 983 sq.ft. living area working scope including foundation work, framinig work new windows new doors , roofing. create master bed/bath two bed two bathroom. create laundry room hall living room. interior remodel. concurrent pln2022-00456
Valuation:
$220,000
Permit #:
BLD2022-08807
Status:
complete
Fee:
$6,083
Permit Type:
Addition
Building Type:
N/A
Addition of approx 1132.59sq ft to 1st and 2nd floor of home also to include a balcony**added to scope of work to convert 468 sqft to a jadu 8/5/2022***field revision 2/21/23 enlarge pantry balcony and master bathroom door to garage changed location updated exterior elevations updated structural plans and correct sqft (addition approx: first floor 260 sqft second floor 815 sqft and ba... see more
Valuation:
$195,000
Permit #:
B22-1383
Status:
final
Fee:
$9,110
Permit Type:
N/A
Building Type:
N/A
Remove (e) non-bearing wall and frame in new header above opening upgrade electrical replace cabinetry counters and sink
Valuation:
$28,000
Permit #:
200808260063
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Apply for a sanitary sewer line permit
Valuation:
$2,000
Permit #:
P25-249
Status:
issued
Fee:
$124
Permit Type:
N/A
Building Type:
Dwellings
Addition of 344 sq ft for a family room and 86 sq ft front porch to (e) single-family home. interior remodel includes; convert the (e) family room into a kitchen and convert one (e) bedroom into dining room and the (e) dining room a bedroom; change the existing kitchen to a foyer. addition a front porch. upgrade electrical panel to 200 amps
Valuation:
$70,624
Permit #:
2025 095525 RS
Status:
issued
Fee:
$1,950
Permit Type:
Single-family
Building Type:
N/A
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Rock Construction Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Rock Construction License info
Verified License
| License # | 1144156 |
| Status | Active |
| State | California |
| Type | General Building |
| Date Issued | 09-26-2025 |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Rock Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 1033662 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Rock Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
11
Permits
- Building permit records show that Rock Construction has worked on 11 permitted projects.
Rock Construction Employees
AS
Amandeep Singh
Sole Owner
AS
Amandeep Singh
Sole Owner
DC
Derek Thomas Chadwick
Sole Owner