Updated: Apr 22, 2026
Location and Projects
Address
425 Aldo Ave, Santa Clara, CA, 95054
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Thermal Mechanical
Thermal Mechanical, 425 Aldo Ave, Santa Clara, CA (Employees: Cassandra Lauren Fisher, Leo Rudolph Rothe, and Mark Bain Fisher) holds a Warm Air Heating, Ventilating And Air Conditioning, Boiler, Hot Water Heating And Steam Fitting, Electrical, Refrigeration, Plumbing license and 2 other licenses according to the California license board.
Their BuildZoom score of 111 ranks in the top 4% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Thermal Mechanical, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Thermal Mechanical Services
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Thermal Mechanical Contact Information
Phone Number: (408) 898-4222
Address: 425 Aldo Ave, Santa Clara, CA 95054
Thermal Mechanical Santa Clara
Quality
111
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Thermal Mechanical has a BuildZoom score of 111, which places them above 96% of 336,931 contractors in California.
Activity
|
4 projects
|
2025 |
|
4 projects
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that Thermal Mechanical has worked on at least
13.0 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
|
6 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Thermal Mechanical mostly works on
hvac project
projects.
Pricing
|
1 project
|
$50k-$100k |
|
1 project
|
$250k-$500k |
|
1 project
|
$500k-$1mil |
|
2 projects
|
$1mil+ |
The typical size of their permits is approximately $334,000. 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.
- addition of two (2) new roof top fans (367 lbs & 309 lbs) - installation of five (5) new ground mounted on concrete pad condensing units - addition of 10 (ten) fan coil units - addition of one (1) hvac 225 amp panel in electrical room **8/2/24 (sd) rev delta #2: - condenser units to require (4) additional circuits **8/13/24 & 8/3/24 delta 3 & 4 (pg): revise disconnect switched & upd... see more
Valuation:
$1,761,536
Permit #:
2023 123188 CI
Status:
final
Fee:
$4,196
Permit Type:
School/daycare
Building Type:
N/A
Gym community center hvac replacement. replacing gas heaters with hp packaged rooftop units including ductwork and electrical connections. installation of roof reinforcement for rooftop units
Valuation:
$657,000
Permit #:
BLD22-67605
Status:
final
Fee:
$16,418
Permit Type:
N/A
Building Type:
N/A
Addition new heating and cooling by using variable refrigerant flow system that is temperature independent and super energy efficient
Valuation:
$1,241,009
Permit #:
BLD23-69719
Status:
final
Fee:
$25,739
Permit Type:
N/A
Building Type:
N/A
Installation of temporary heating for elementary school set up fan-powered electric heater set the generator and connect it to the heater. all equipment is on the stage of playground area installation of temporary ductwork down the hallway of the school each classroom has temporary ductwork
Valuation:
$184,000
Permit #:
BLD22-67623
Status:
final
Fee:
$8,681
Permit Type:
N/A
Building Type:
N/A
Replacement hvac equipment in (e) school building: - demolition of existing furnaces partial gas piping - installation of heat pump units air handler units ductwork condensate drain system with drywell electrical connection to the equipment -(n) 600 amp msb service panel from svp to replace (e) 400 amp
Valuation:
$100,000
Permit #:
BLD22-65908
Status:
issued
Fee:
$2,814
Permit Type:
N/A
Building Type:
N/A
Dfd me & el 24 0120: monograph"; install heat pump fan-coil system to accommodate (n) office suite install spiral ductwork for air dist (n) power and signal devices throughout space (n) title 24 compliant lighting and controls pier 70 building 12 suite 295
Valuation:
$100,000
Permit #:
B-2024-0182
Status:
complete
Fee:
$4,990
Permit Type:
N/A
Building Type:
Office
Installation of 13 000 gallon liquid nitrogen tank and vaporizer to include concrete pad [$250k val]
Valuation:
$250,000
Permit #:
BLD24-00716
Status:
issued
Fee:
$12,022
Permit Type:
N/A
Building Type:
N/A
Replace (2) domestic hot water boilers
Valuation:
$418,000
Permit #:
BLD23-69579
Status:
final
Fee:
$13,756
Permit Type:
N/A
Building Type:
N/A
Mechanical penthouse: cooling tower replacment. new sand filter ew piping to serve cooling tower. 1 new heat exhanger. power for mechanical. maher n/a
Valuation:
$750,000
Permit #:
202010247335
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Dfd mechanical & el 24 0136: sven ceramics"; install chimney vent duct from (n) kiln in suite and up through roof and terminate with vent top; (n) power devices throughout (no lighting scope) pier 70 building 12 suite 275 - 1070 maryland st
Valuation:
$50,000
Permit #:
B-2024-0216
Status:
complete
Fee:
$4,363
Permit Type:
N/A
Building Type:
Office retail pdr...
Addition new fire pits bbq's and electrical for existing pool deck/common areas of hillsborough plaza apartments
Valuation:
$50,000
Permit #:
BD-2020-276308
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Public works - encroachment permits (temporary installation)
2018-07-20
Traffic control for crane lift of air conditioning unit to roof of building. traffic control per camutcd standards and approved attached traffic control plan. contractor must notify police 650 522-7700 fire 650 522-7940 san mateo county communications 650 363-4961 and pw inspection 650 522-7522 xt 6900 at least 48 – 72 hours prior to any lane or road closures. scheduled for sunday 7/1... see more
Valuation:
N/A
Permit #:
EP-2018-000152
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work at (e) common courtyard area next to pool/fitness center area. 1) demolish (e) charcoal bbq pit 2) install 2 new natural gas bbq pits and 1 natural gas fire pit. 3) install new 120 v electrical outlets. 4) install new gasline to split off to the 3 new pieces of equipment
Valuation:
$4,300
Permit #:
2017 032995 MF
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Remove/replace hvac rooftop unit on library
Valuation:
N/A
Permit #:
MECH2019-052
Status:
final
Fee:
$12
Permit Type:
Commercial_na
Building Type:
N/A
Air handler condensate modification
Valuation:
N/A
Permit #:
BLD22-65908-REV1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
R/r roof top unit gas pipe only on all buildings like for like no alterations penetration anchorage (per jackie no fire review required) (per eric no planning review required)
Valuation:
N/A
Permit #:
2019 110631 CI
Status:
applied
Fee:
N/A
Permit Type:
Office
Building Type:
N/A
Removal of 2 boilers. remove all toilets sinks showers and water supply in rooms
Valuation:
N/A
Permit #:
PP20231114029
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
18th fl - t-24 mechanical for work under pa 2018-0223-2158
Valuation:
$86,000
Permit #:
201805240030
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Replace one cooling tower in same spot
Valuation:
N/A
Permit #:
PM20211018923
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
R/r roof top unit gas pipe only on all buildings like for like no alterations penetration anchorage
Valuation:
N/A
Permit #:
2019 110644 CI
Status:
final
Fee:
N/A
Permit Type:
Office
Building Type:
N/A
Thermal Mechanical Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Thermal Mechanical License info
Verified License
| License # | 256057 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, Boiler, Hot Water Heating And Steam Fitting, Electrical, Refrigeration, Plumbing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Thermal Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 388362 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| 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 Thermal Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 857594 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, Refrigeration |
| 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 Thermal Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
111
BuildZoom Score
Bonded
| Bonded Agent | Merchants Bonding Company (Mutual) |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Travelers Property Casualty Company Of America |
302
Permits
- Building permit records show that Thermal Mechanical has worked on 302 permitted projects.
Thermal Mechanical Employees
CF
Cassandra Lauren Fisher
Ceo/President
LR
Leo Rudolph Rothe
Deceased
MF
Mark Bain Fisher
Rmo/Ceo/Pres
MF
Mark Raymond Fisher
Rmo