Updated: Jun 01, 2026
Location and Projects
Address
PO Box 864, Monrovia, CA, 91016
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CHM Construction Photos
CHM Construction
General contractor
Residential and commercial building
From BuildZoom: CHM Construction , Monrovia, Po Box 864, Monrovia, CA (Owned by: Christopher Henry Martorana) holds a General Building, Drywall license and 2 other licenses according to the California license board.
Their BuildZoom score of 113 ranks in the top 3% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring CHM Construction , we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
CHM Construction Services
Start a project today:
Custom Home Build
New Home Construction
Medium Multi-Family New Con...
Other Residential New Const...
Multi-Room Remodel
Kitchen Remodel
Bathroom Remodel
Medium Multi-Family Remodel...
Other Residential Remodel
Office Renovation
Restaurant Renovation
Retail Renovation
Other Commercial Renovation
Restaurant New Construction
Retail New Construction
Office Building New Constru...
Industrial New Construction
Hotel New Construction
Warehouse New Construction
Other Commercial New Constr...
Industrial Renovation
Hotel Renovation
Warehouse Renovation
Small Multi-Family New Cons...
Small Multi-Family Remodel ...
Whole Home Remodel
Modular Home Construction
Large Multi-Family New Cons...
Large Multi-Family Remodel ...
Healthcare Facility New Con...
Healthcare Facility Renovation
CHM Construction Contact Information
Phone Number: (626) 392-3621
Address: PO Box 864, Monrovia, CA 91016
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remove the tub and install shower stall
Valuation:
N/A
Permit #:
P24-00133
Status:
final
Fee:
N/A
Permit Type:
Over the counter
Building Type:
N/A
Temporary power pole. comply with department order effective date: 06-04-2004. permit will expire 30 days from issuance date. case #:108407
Valuation:
N/A
Permit #:
17041-10000-18089
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Insulate shower and shower lath pan
Valuation:
N/A
Permit #:
B24-00417
Status:
final
Fee:
N/A
Permit Type:
Over the counter
Building Type:
434- addition alt...
Tenant improvement to create pump room (400 sf) and offices (735 sf)
Valuation:
$150,000
Permit #:
B201902476
Status:
final
Fee:
$3,403
Permit Type:
N/A
Building Type:
N/A
03/14/16 changes to an approved set of plans. changes include adding/removing/relocating receptacles and lighting fixtures for the first floor conference rooms. also adding a 100a panel. (((((ti to an existing two story commercial building. adding new lighting new controls to existing panels. plan check for energy and emergency lighting. total square footage 25761
Valuation:
N/A
Permit #:
15041-10001-10973
Status:
approved
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Tenant improvement to an existing two story commercial building. adding new lighting new controls to existing panels. plan check for energy and emergency lighting. total square footage 25761
Valuation:
N/A
Permit #:
15041-10000-10973
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Tenant improvement: 694 sq ft to install 188 sq ft baptismal tub with steps hand rails and lift. construct new partition to screen plumbing equipment
Valuation:
$40,000
Permit #:
BLD2018-03308
Status:
final
Fee:
N/A
Permit Type:
Tenant improvement
Building Type:
N/A
Addition 1 window and replace 5 remove siding
Valuation:
$4,000
Permit #:
1703-268
Status:
final
Fee:
$221
Permit Type:
Windows/doors
Building Type:
N/A
Suplpemental to 01010-10000-00128 to addition 16'-0 x 38'-0 car wash portion per za 2001-3287 (cu) and change entire building from office to car wash. business hours limited to : 8am - 8pm
Valuation:
N/A
Permit #:
01010-10001-00128
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
200 amp temporary power pole
Valuation:
N/A
Permit #:
17041-10000-18083
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Addition plumbing fixtures on the first floor
Valuation:
N/A
Permit #:
15042-10000-07667
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
1 1/2 water meter & 2 rpbfp. install new plumbing fixtures. original plans approved under application # 00042-10000-00706. eng # s2002500363 w/property line
Valuation:
N/A
Permit #:
02042-10000-13092
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Addtion to (e) garage for a new workshop with plumbing mechanical and electrical work. (625 sqf)
Valuation:
$30,030
Permit #:
RS171574
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition non-bearing walls in an interior open space - no new s/f no exterior modifications
Valuation:
N/A
Permit #:
BLD2001-00551
Status:
final
Fee:
N/A
Permit Type:
Grading
Building Type:
N/A
Electrical fixtures for t.i./revised to addition (1) sub-panel and (4) breakers on 07/09/2001
Valuation:
N/A
Permit #:
ELE2001-00574
Status:
final
Fee:
N/A
Permit Type:
Electrical permit
Building Type:
N/A
Complete interior remodel of first floor and replace second floor structure
Valuation:
N/A
Permit #:
BS0730386
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish 1-sty 988 sqft commercial building. dozer wreck. clean up lot
Valuation:
N/A
Permit #:
01019-10000-00583
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Interior alterations incl/electric
Valuation:
$50,000
Permit #:
96040127
Status:
final
Fee:
$1,182
Permit Type:
Tenant improvement
Building Type:
N/A
1 1/2 water meter & 2 rpbfp. install new plumbing fixtures
Valuation:
N/A
Permit #:
01042-10000-00706
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
17041-10000-18083
Status:
final
Fee:
N/A
Permit Type:
1 or 2 Family Dwe...
Building Type:
N/A
CHM Construction Reviews
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Verified License
BuildZoom confirmed this contractor's license
CHM Construction License info
Verified License
| License # | 502845 |
| Status | Active |
| State | California |
| Type | General Building, Drywall |
| Business Type | Corporation, Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for CHM 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 # | 724419 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation, Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for CHM Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 859941 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Corporation, 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.
Check this license's status for CHM Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Benchmark Insurance Company |
18
Permits
- Building permit records show that CHM Construction has worked on 18 permitted projects.
CHM Construction Employees
CM
Carl Howard May
Rmo / Ceo / Pres
CM
Christopher Henry Martorana
Owner