Updated: May 17, 2026
Location and Projects
Address
2337 Walnut Blvd, Walnut Creek, CA, 94597
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KDM Builders Construction
KDM Builders Inc, 2337 Walnut Blvd, Walnut Creek, CA (Employee: David Lee Davey) holds a General Building license according to the California license board.
Their BuildZoom score of 97 ranks in the top 18% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring KDM Builders Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
KDM Builders Inc Services
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Custom Home Build
New Home Construction
Medium Multi-Family New Con...
Other Residential New Const...
Multi-Room Remodel
Kitchen Remodel
Bathroom Remodel
Basement Remodel
Medium Multi-Family Remodel...
Other Residential Remodel
Office Renovation
Restaurant Renovation
Retail Renovation
Other Commercial Renovation
Framing
Drywall
Interior Plaster
Flatwork Concrete
Foundations
Other Concrete
Garage Construction
Gutters and Flashing
Patios
Pole Barn
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
ADU
KDM Builders Inc Contact Information
Phone Number: (925) 383-7943
Address: 2337 Walnut Blvd, Walnut Creek, CA 94597
This is a sample of this contractor's permits. Click here to access their complete permit history.
Raise house to addition 750 sq. ft. for new lower level secondary unit with 240 sq. ft. of storage (total of 990 sq. ft). new unit address: 1018 57th st (lower); upper level: 1020 57th st. includes new exterior stairs at rear replacing front entry stairs & new foundation. ds16375
Valuation:
$100,000
Permit #:
RB1606264
Status:
final
Fee:
$8,904
Permit Type:
N/A
Building Type:
N/A
Route 2 new gas lines underground to new meters. related to: plumbing raise house to addition 750 sq. ft. for new lower level secondary unit with 240 sq. ft. of storage (total of 990 sq. ft). new unit address: 1018 57th st (lower); upper level: 1020 57th st. includes new exterior stairs at rear replacing front entry stairs & new foundation. ds16375
Valuation:
N/A
Permit #:
RP1901095
Status:
final
Fee:
$207
Permit Type:
N/A
Building Type:
N/A
Plumbing raise house to addition 750 sq. ft. for new lower level secondary unit with 240 sq. ft. of storage (total of 990 sq. ft). new unit address: 1018 57th st (lower); upper level: 1020 57th st. includes new exterior stairs at rear replacing front entry stairs & new foundation. ds16375
Valuation:
N/A
Permit #:
RP1701490
Status:
final
Fee:
$483
Permit Type:
N/A
Building Type:
N/A
Mechanical raise house to addition 750 sq. ft. for new lower level secondary unit with 240 sq. ft. of storage (total of 990 sq. ft). new unit address: 1018 57th st (lower); upper level: 1020 57th st. includes new exterior stairs at rear replacing front entry stairs & new foundation. ds16375 - wall furnace
Valuation:
N/A
Permit #:
RM1701009
Status:
final
Fee:
$483
Permit Type:
N/A
Building Type:
N/A
11/29/18 - plumbing permit issued for new plumbing for whole house residential remodel to include raising (e) structure 5.5 adding 515.7 sf of finished habitable space to lower level
Valuation:
$320,000
Permit #:
B2018-01255
Status:
final
Fee:
$16,526
Permit Type:
Addition/alteration
Building Type:
N/A
830 sqft addition ( 442 sq ft conditioned space and 322 sq ft garage conversion) master bathroom and bathroom #2 remodel adding 1 bathroom and 1 half bathroom interior wall reconfiguration 7/14/2020 revision - convert family room bedroom #4 and bathroom into jr adu. lma 5/21/2021 permit reinstated. lu
Valuation:
N/A
Permit #:
BIAD19-012045
Status:
final
Fee:
$11,818
Permit Type:
N/A
Building Type:
N/A
Temporary power (100 amp) to raise house to addition 750 sq. ft. for new lower level secondary unit with 240 sq. ft. of storage (total of 990 sq. ft)
Valuation:
N/A
Permit #:
RE1701807
Status:
final
Fee:
$207
Permit Type:
N/A
Building Type:
N/A
New pavillion 827 w fireplace outdoor kitchen w pem
Valuation:
$50,000
Permit #:
B19-013628
Status:
final
Fee:
$2,002
Permit Type:
N/A
Building Type:
N/A
New detached 748 sqft adu
Valuation:
N/A
Permit #:
BIR20-003060
Status:
final
Fee:
$4,615
Permit Type:
N/A
Building Type:
N/A
Building/residential/mir/miscellaneous residential
2017-07-24
Install new covered patio attached to home for outdoor entertaining with kitchen dining and fireplace. also remove one bedroom window replace one window to meet egress. replace two patio doors with new sliding glass door. all work per plans 7/9/19 renewed expired permit for final rph
Valuation:
N/A
Permit #:
BIMIR17-007689
Status:
final
Fee:
$3,054
Permit Type:
N/A
Building Type:
N/A
Building/residential/mir/miscellaneous residential
2017-07-24
Install new covered patio attached to home for outdoor entertaining with kitchen dining and fireplace. also remove one bedroom window replace one window to meet egress. replace two patio doors with new sliding glass door. all work per plans 7/9/19 renewed expired permit for final rph
Valuation:
N/A
Permit #:
BIMIR17-007689
Status:
final
Fee:
$3,054
Permit Type:
N/A
Building Type:
N/A
Plumbing/ raise house to add 750 sq. ft. for new lower level secondary unit with 240 sq. ft. of storage (total of 990 sq. ft). new unit address: 1018 57th st (lower); upper level: 1020 57th st. includes new exterior stairs at rear, replacing front entry stairs & new foundation. ds16375
Valuation:
N/A
Permit #:
RP1701490
Status:
final
Fee:
$483
Permit Type:
N/A
Building Type:
N/A
Mechanical/ raise house to add 750 sq. ft. for new lower level secondary unit with 240 sq. ft. of storage (total of 990 sq. ft). new unit address: 1018 57th st (lower); upper level: 1020 57th st. includes new exterior stairs at rear, replacing front entry stairs & new foundation. ds16375 - wall furnace
Valuation:
N/A
Permit #:
RM1701009
Status:
final
Fee:
$483
Permit Type:
N/A
Building Type:
N/A
Electrical raise house to addition 750 sq. ft. for new lower level secondary unit with 240 sq. ft. of storage (total of 990 sq. ft). - 200amp new service for new unit sub panel
Valuation:
$0
Permit #:
RE1701806
Status:
Permit Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Rsfd 5740 porch 762 garage 905 w/pem
Valuation:
$1,309,996
Permit #:
B15-010106
Status:
final
Fee:
N/A
Permit Type:
Residential new
Building Type:
N/A
Interior foundation works connecting slab to raised floor. adding 3 pier and grade beam outside master bedroom ** 7-17-2012 -- revision to original footing and addition (2) additional piers with grade beam at dining room wall. (additional valuation added for additional fees and reinispection fee charged for additional forms piers inspection) --- bdb **
Valuation:
N/A
Permit #:
BIAL12-004677
Status:
final
Fee:
$696
Permit Type:
N/A
Building Type:
N/A
Addition to living room and mastersuite raise ceiliing heights in kitchen family room and mastersuite 4/30/13 revision: addition to garage and bedroom #2
Valuation:
N/A
Permit #:
BIAD13-001622
Status:
final
Fee:
$8,857
Permit Type:
N/A
Building Type:
N/A
Addition and major remodel to existing residence replace roof framing convert living area back to garage per plans. revision 11/03/11 - revise exterior finish addition shower to half bathroom lighting changes
Valuation:
N/A
Permit #:
BIAD11-004493
Status:
final
Fee:
$11,340
Permit Type:
N/A
Building Type:
N/A
New 2nd unit 999 sf porch 72 sf w/pem
Valuation:
$205,183
Permit #:
B15-010105
Status:
final
Fee:
N/A
Permit Type:
Residential secon...
Building Type:
N/A
Electrical/ raise house to add 750 sq. ft. for new lower level secondary unit with 240 sq. ft. of storage (total of 990 sq. ft). - 200amp new service for new unit, sub panel
Valuation:
N/A
Permit #:
RE1701806
Status:
reinstated
Fee:
$483
Permit Type:
N/A
Building Type:
N/A
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KDM Builders Inc License info
Verified License
| License # | 915414 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for KDM Builders Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Everest Premier Insurance Company |
17
Permits
- Building permit records show that KDM Builders Inc has worked on 17 permitted projects.
KDM Builders Inc Employees
DD
David Lee Davey
Rmo/Ceo/Pres