Updated: Jul 03, 2026
Location and Projects
Address
333 N Amphlett Blvd, San Mateo, CA, 94401
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Bayside Mechanical, Inc
Bayside Mechanical, Inc, 333 N Amphlett Blvd, San Mateo, CA (Employees: Mazen George Tawasha, Rami George Tawasha, and Yousef Nabil Shamieh) holds a Warm Air Heating, Ventilating And Air Conditioning, Sheet Metal license and 2 other licenses according to the California license board.
Their BuildZoom score of 115 ranks in the top 2% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Bayside Mechanical, Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Bayside Mechanical, Inc Contact Information
Phone Number: (650) 296-4608
Address: 333 N Amphlett Blvd, San Mateo, CA 94401
Bayside Mechanical, Inc San Mateo
Quality
115
98th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Bayside Mechanical, Inc has a BuildZoom score of 115, which places them above 98% of 336,931 contractors in California.
Activity
|
24 projects
|
2025 |
|
15 projects
|
2024 |
|
29 projects
|
2023 |
Our building permit records indicate that Bayside Mechanical, Inc has worked on at least
68.0 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
|
4 projects
|
Commercial Renovations |
|
43 projects
|
HVAC projects |
|
10 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Bayside Mechanical, Inc mostly works on
hvac project
and mechanical project
projects.
Pricing
|
1 project
|
< $5k |
|
4 projects
|
$5k-$20k |
|
7 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
5 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
3 projects
|
$500k-$1mil |
The typical size of their permits is approximately $42,500. 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.
Building Permits by Bayside Mechanical, Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Unit #305: remodel primary bathroom and closet remodel bathroom 2 and powder room new cabinetry in bedroom 2 and entry reconfigure kitchen including new appliances and finishes. new lighting throughout new tile and waterproofing at balconies. replace in kind window wall on west bedroom and north
Valuation:
$274,912
Permit #:
202502120200
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Interior commercial tenant improvement. new kitchen and restaurant at existing gr floor vacant deli space (change of use) new finishes and equipment. new accessible restrooom. no strucutral work. new mechanical & plumbing & eletrical work
Valuation:
$178,150
Permit #:
202503212744
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
05 - food/beverag...
Provide & install one new 5 ton packaged roof top unit unit to omit on curb adapter new stand alone thermostat n) ductwork to match n) layout. n) linneardiffusers. n) power & signal divices thru the space new 2022 compliant lighting & controls. ref to tenant improvement. 202312152587 mep deferral
Valuation:
$120,000
Permit #:
202412177028
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Tenant improvement. of basement space includes new non-load bearing partitions millwork and finishes. all modifications to mechanical electrical and plumbing systesm are deferred. convert (e) basement to gym
Valuation:
$524,000
Permit #:
202212289240
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
38 - health studi...
Provide and install one new mitsubishi ducted multi position air handler unit in the garage model # pvfy-p54namu-e1 to one mitsubishi outdoor heat pump unit model # mxz-sm60nam-u1 located at side of house - run power from breakerbox to heat pump location - connect to existing ductwork in garage - install one mitsubishi wireless control model # mhk2 - run the condensate drain pipes to ... see more
Valuation:
N/A
Permit #:
BLD2024-01193
Status:
final
Fee:
$333
Permit Type:
N/A
Building Type:
N/A
Work category: 1m; provide and install one new mitsubishi ducted multi position air handler unit in mechanical space: model # svz-kp24na one mitsubishi outdoor heat pump unit model # suz-kp24na2.th run new ductwork as wireflex with r6 insulation in pathways provided and hard pipe. provide and install one new mitsubishi ducted multi position air handler unit in mechanical space: model ... see more
Valuation:
N/A
Permit #:
PMW20240201317
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1m; reopening permit pmw20220916940 which was over a year old - provide and install 4 mitsubishi deluxe wall mount fan coils model # msz-fs06na-u1 to 1 mitsubishi heat pump model # mxz-4c36na2-u1. - provide and install 2 mitsubishi deluxe wall mount fan coils model # msz-fs06na-u1 to 1 mitsubishi heat pump model # mxz-2c20nahz2-u1 per plans and spec by others
Valuation:
N/A
Permit #:
PMW20240110785
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
3rd fl ste 350: deferred mechanical & electrical for pa# 202402226337. mechanical: install new duct work and diffusers from existing air handler. electrical: new power & signal decives throughtout space
Valuation:
$45,000
Permit #:
202403188061
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Expansion of (e) general grocery and restaurant (387 arguello blvd) into the adjacent existing retail tanant space (2 clement st). scope limited to 2 clement st. (n) kitchen equipment millwork floor wall ceiling finishes and associated mep work. expansion to cua granted per motion no. m-20190
Valuation:
$74,650
Permit #:
202205134184
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
05 - food/beverag...
Work category: 1m; provide and install a five to one vrf heat pump system with distribution ductwork and four ceiling fans
Valuation:
N/A
Permit #:
PMW20250625196
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1m; reinstating pmw20220215859. replace 2 exiting furnaces with furnace + airconditioner and a heat pump
Valuation:
N/A
Permit #:
PMW20250310654
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
• provide and install 2 mitsubishi ducted fan coils model # svz-kp18na one for the cottage space and one svz-kp18 for upper bedroom and office as a two-zone system with control board and electronic dampers fan coil to be located in crawlspace. office space. fan coil to be located in back workroom • provide anmd install one mitsubishi heat pump model mxz-sm36nam installed at rear of co... see more
Valuation:
$34,149
Permit #:
MW23-0274
Status:
issued
Fee:
$540
Permit Type:
N/A
Building Type:
N/A
Unit 304: provide and install one 18 000 btuh ducted split system to replace like for like previously existing system prior to the fire damage same location fan coil to be placed in the mechanical closet (each apartment has a mechanical closet) and condensing unit to be placed on the roof almost directly above the fan coil with about 10 feet of refrigerant piping
Valuation:
$10,000
Permit #:
MEP-2023-288333
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Provide and install 3/4 ton and one 1 ton split system hear pump cassette units to a one 5 ton unit condenser - provide and install one in line exhaust fan and duct it to all restrooms - all supply and return diffusers are to be 4ft x 1 linear type. ref bpa 202209233087
Valuation:
$15,565
Permit #:
202211025713
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Work category: 1m; provide and install six condensers six fan coils and run refrigerant piping between them
Valuation:
N/A
Permit #:
PMW20250331190
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install one new mitsubishi ducted fan coil in crawlspace and run new ductwork as wireflex with r6 insulation. install mitsubishi heat pump at side of house resubmittal #1 included t-24 documentation rac 1/5/23 “it is the permittee’s obligation and responsibility to ensure that all work associated with this permit complies with all current orders of the health officer of the county of ... see more
Valuation:
N/A
Permit #:
BLD2022-02890
Status:
final
Fee:
$516
Permit Type:
N/A
Building Type:
N/A
Replace existing furnace with ducted mitsubishi heat pump and one minisplit for second floor. new ductwork throughout resubmittal#1-jaw-10/03/22 attached cf-1r it is the permittee’s obligation and responsibility to ensure that all work associated with this permit complies with all current orders of the health officer of the county of san mateo related to the novel coronavirus disease ... see more
Valuation:
N/A
Permit #:
BLD2022-02048
Status:
expired
Fee:
$516
Permit Type:
N/A
Building Type:
N/A
(prop h) change of use from auto repair to fitness center. install (n) climbing walls on the main level. modify (e) level bathroom to make it ada compliant. hvac modification
Valuation:
$525,000
Permit #:
202404301096
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
09 - recreation b...
Interior remodel to provide interior stairs and relocate kitchen remove existing exterior stair and extend deck
Valuation:
$140,000
Permit #:
202303103456
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Electrical plumbing & mechanical - mechanical
2025-02-20
Replace two heat pumps like-for-like. suite # 110. using same refrigerant piping
Valuation:
$25,000
Permit #:
MEP-2024-296136
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Bayside Mechanical, Inc License info
Verified License
| License # | 842690 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, Sheet Metal |
| Business Type | Corporation |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Bayside Mechanical, Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 831080 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, Sheet Metal, Solar |
| 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 Bayside Mechanical, Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 320589 |
| Status | Inactive |
| State | California |
| Type | Boiler, Hot Water Heating And Steam Fitting, Fire Protection, Warm Air Heating, Ventilating And Air Conditioning, Plumbing |
| 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 Bayside Mechanical, Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
115
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Trumbull Insurance Company |
325
Permits
- Building permit records show that Bayside Mechanical, Inc has worked on 325 permitted projects.
Bayside Mechanical, Inc Employees
MT
Mazen George Tawasha
Rmo / Ceo / Pres
RT
Rami George Tawasha
Officer
YS
Yousef Nabil Shamieh
Officer