Updated: Nov 15, 2025
Location and Projects
Address
P O BOX 1059, Los Altos, CA, 94023
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Rich Mathers Construction Photos
Rich Mathers Construction
Full service General Contractor with over 30 years experience in home remodeling, new construction, covering a wide variety of construction styles and building materials on projects large and small.
From BuildZoom: Rich Mathers Construction, Los, Po Box 1059, Los Altos, CA holds a General Building license and 2 other licenses according to the California license board.
Their BuildZoom score of 108 ranks in the top 5% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Rich Mathers Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Rich Mathers 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
Basement Remodel
Medium Multi-Family Remodel...
Other Residential Remodel
Office Renovation
Restaurant Renovation
Retail Renovation
Other Commercial Renovation
Roofing
Hardwood Flooring
Carpets
Laminate Flooring
Other Flooring
Framing
Wood Fences
Backsplash and Countertops
Stonework
Tile Flooring
Other Stone and Tile
Drywall
Interior Plaster
Brick and Blockwork
Other Masonry
Foundations
Other Concrete
Demolition
Paving, Driveways, and Side...
Excavation and Grading
Other Site Work
Rich Mathers Construction Contact Information
Phone Number: (650) 941-8218
Address: P O BOX 1059, Los Altos, CA 94023
Rich Mathers Construction Los Altos
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Rich Mathers Construction has a BuildZoom score of 108, which places them above 95% of 336,931 contractors in California.
Activity
|
1 project
|
2024 |
|
1 project
|
2022 |
Our building permit records indicate that Rich Mathers Construction has worked on at least
2.0 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.
Pricing
|
1 project
|
$50k-$100k |
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.
Building Permits by Rich Mathers Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Renovation to (e) single family residence new kitchen in (e) kitchen location on the main fl. level and replacing select windows in-kind along the side and back elevations the (e) mechanical system is to remain and there will be new electrical work for the kitchen as needed no change to
Valuation:
$72,000
Permit #:
202309086217
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Single story addition (1005 sf) interior remodel (2319 sf) garage addition (131 sf) garage alteration (365 sf) replace (e) driveway with (n) pavers (approx. 700 sf) (n) curbcut (n) ridge height (n) electric panel (n) tankless water heater and furnace in garage (n) gas insert in family room; demolish (e) shed at rear yard [landscape work including rear patio to be under separate permit... see more
Valuation:
$459,247
Permit #:
BD-2016-259267
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential addition and remodel includes new basement 1743sf and associated remodel 1500sf
Valuation:
$740,000
Permit #:
16000-01156
Status:
final
Fee:
$20,479
Permit Type:
N/A
Building Type:
N/A
Remodel 1st floor guest bathroom switch locations of (e) sink and shower and expand shower into (e) closet; remodel 70 sf; remodel 2nd floor master bathroom remove (e) tub move location of (e) toilet and shift location of (e) shower 100 sf
Valuation:
$50,000
Permit #:
B17-0457
Status:
final
Fee:
$1,344
Permit Type:
N/A
Building Type:
N/A
Remodel of (e) bathroom - all new fixtures replace electrical lighting drywall windows and doors in family room office and guest room. - no structural/framing changes - see plans for details
Valuation:
N/A
Permit #:
DEV19-0221
Status:
final
Fee:
$2,740
Permit Type:
N/A
Building Type:
N/A
A single story addition of 31 square feet for a new entry way including an interior remodel for a new master suite convert carport to a garage and install a 240 volt branch circuit for an ev car charger and create a new laundry room. 10/14/19- addendum: revision to addition bathroom remodel change heating system and from hydronic to mini splits and relocate skylight from hallway to den
Valuation:
$87,115
Permit #:
BLD2018-01482
Status:
complete
Fee:
$7,311
Permit Type:
Addition
Building Type:
N/A
Bathroom remodel 72 sf. new led lighting gfci outlets with 20 amp dedicated circuit. new vanity
Valuation:
$22,000
Permit #:
B19-0044
Status:
final
Fee:
$851
Permit Type:
N/A
Building Type:
N/A
Fire sprinkler - installation of 42 heads addition permit under 259267 pa-2016-098
Valuation:
$6,500
Permit #:
FS-2017-263201
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of new skylight in living room new recessed lights and grounded outlets in living room and bedroom 2 and new insulation in attic
Valuation:
$14,500
Permit #:
BLD2018-00708
Status:
final
Fee:
$751
Permit Type:
Repair
Building Type:
N/A
Final inspection only for expired permit bld2015-03445 original scope: electrical - to upgrade existing 400 amp to 600 amp 120/240 volt single phase passive 1-4 new pvc conduit on the secondary side. (mlm) ***this project id located in the wui area***
Valuation:
N/A
Permit #:
BLD2016-05030
Status:
final
Fee:
$103
Permit Type:
N/A
Building Type:
N/A
Addition with calcs scope of work to include: 1) construct 1st floor addition as bathroom 2) on 1st floor addition walls and door to convert dining room to bedroom (guest room) r/r window in same location 3) construct 1st floor enclosed un-conditioned room and 2nd floor deck 3) construct 2nd floor rear addition as office and walk-in closet with installation of skylight 4) 2nd floor ma... see more
Valuation:
$42,559
Permit #:
2015 014643 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
Single family dwelling addition at 1st floor: to convert (e) crawlspace to living space 52 sf. interior remodel of 1st and 2nd floor 1666 sf. to include (n) master suite (n) master closet and bathroom. (n) stairs and landing at m. bedroom entrance. relocate (e) bedroom #1 and 1/2 bathroom at 2nd floor. closet alterations in bedroom #2 & #3. (n) electrical throughout panel upgrade 200 ... see more
Valuation:
$224,000
Permit #:
BD2014252038
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel: to (e) master bathroom remove shower platform surround & glass partitions. install new shower pan & glass same location. replace exhaust fan relocate light fixture. to (e) bedroom & study (bedroom) install new glass doors at (e) openings. (open transom). install new dedicated 3/4 gas line for new pool heater. install two (2) 64 sq. ft. concrete slabs
Valuation:
N/A
Permit #:
BLD2014-00879
Status:
final
Fee:
$3,377
Permit Type:
N/A
Building Type:
N/A
Adding 340 sq ft leaving only perimeter stud walls and foundation everything else demolished and rebuilt to new floorplan first and second floor adding 20 sq ft to garage 4 bedroom 5 baths resubmittal #1. 1/29/16 --deh-- three full sets response to comments including 2 copies requested reports with comment response letter resubmittal # 2 - pvt - 02/01/16 erosion control plan resubmitt... see more
Valuation:
N/A
Permit #:
BLD2015-02091
Status:
final
Fee:
$18,972
Permit Type:
N/A
Building Type:
N/A
Interior remodel to convert 2 bdrms into 3 bdrms. replace windows at dining room and windows at the brdms being remodeled. replace heating system replace roof minor electrical. approx 552 sq ft
Valuation:
$44,629
Permit #:
13000-03455
Status:
final
Fee:
$2,679
Permit Type:
N/A
Building Type:
N/A
Residential remodel 1000 sf removal of 58 sf of conditioned space from 1st floor. scope of work includes new attic storage area on 2nd floor
Valuation:
$200,000
Permit #:
15000-02454
Status:
final
Fee:
$6,721
Permit Type:
N/A
Building Type:
N/A
Building (doss) addition 2, 720 sq ft two-story addition to an existing 3, 743 sq ft two-story house (htl). area 18. (btb). 4/29/13 - addition to r/r existing 400 amp panel. (rgs) rev4- added 429 sq ft addition @ val-50k.11/21/13 (tj)
Valuation:
N/A
Permit #:
BLD2012-04272
Status:
final
Fee:
$12,393
Permit Type:
N/A
Building Type:
N/A
Scope of work: bathroom remodel r/r vanity remove (e) tub and replace with shower r/r toilet r/r exhaust fan upgrade electrical
Valuation:
$7,550
Permit #:
2017 013841 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
105 sq ft residential addition and interior remodel to include kitchen remodel demolition of bearing wall between family room & kitchen upgrade electrical panel to 200 amps air conditioning unit replace ductwork for existing furnace
Valuation:
$27,104
Permit #:
BLD2016-41201
Status:
final
Fee:
$1,069
Permit Type:
N/A
Building Type:
N/A
Building (dol) reissue previously expired bld2011-03037 - under new code.- nsfd r3 = 5, 203.sf u = 665 and new cabana added to project
Valuation:
N/A
Permit #:
BLD2013-00309
Status:
final
Fee:
$50,053
Permit Type:
N/A
Building Type:
N/A
Rich Mathers Construction Reviews
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Verified License
BuildZoom confirmed this contractor's license
Rich Mathers Construction License info
Verified License
| License # | 674167 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of October 2025.
Verify this license's status for Rich Mathers 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 # | NAT-65721-2 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | Corporation |
- According to the United States Environmental Protection Agency, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Rich Mathers Construction at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 453896 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- 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 Rich Mathers Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
69
Permits
- Building permit records show that Rich Mathers Construction has worked on 69 permitted projects.