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Location and Projects

Address
P O BOX 2834, Santa Rosa, CA, 95405
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Simpson Sheet Metal HVAC/Mechanical Contractor

Simpson Sheet Metal Inc., heating & air conditioning was founded in 1977, is a family-owned, full-service heating and air conditioning company. Our services include service & repair, preventative maintenance, commercial, residential upgrade & replacement, residential new construction, and sheet metal. We employ some of the BEST people in the HVAC industry. Our employees are highly skilled in all makes and models of heating, ventilation & air conditioning systems.

Phone:

707-576-1500

From BuildZoom: Simpson Sheet Metal Inc, Santa, Po Box 2834, Santa Rosa, CA (Employees: Barbara Lynn Young and Darryl Lloyd Sebastiani) holds a Warm Air Heating, Ventilating And Air Conditioning, Sheet Metal license and 3 other licenses according to the California license board.

Their BuildZoom score of 118 ranks in the top 1% of 336,931 California licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring Simpson Sheet Metal Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.

Simpson Sheet Metal Inc Services

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HVAC

Simpson Sheet Metal Inc Contact Information

Phone: (707) 576-1500
Address: P O BOX 2834, Santa Rosa, CA 95405

Simpson Sheet Metal Inc Santa Rosa

Quality

118
99th percentile
How is the BuildZoom score calculated?
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Simpson Sheet Metal Inc has a BuildZoom score of 118, which places them above 99% of 336,931 contractors in California.

Activity

1 project
 2026
132 projects
 2025
142 projects
 2024
159 projects
 2023
Our building permit records indicate that Simpson Sheet Metal Inc has worked on at least 434.0 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.

Experience

64 projects
 Home Additions
44 projects
 New Constructions
401 projects
 HVAC projects
231 projects
 Mechanical projects
Analyzing permits over the last 4 years shows that Simpson Sheet Metal Inc mostly works on hvac project and mechanical project projects.

Pricing

46 projects
 $5k-$20k
32 projects
 $20k-$50k
Value Not Public: 345.0 projects
The typical size of their permits is approximately $18,500. 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 Simpson Sheet Metal Inc

Sort by: Notable Notable | Date Date | Job Value Job Value

This is a sample of this contractor's permits. Click here to access their complete permit history.

Residential mechanical
1671 E Foothill Dr, Santa Rosa, CA, 95404
2025-10-29
Remove (2) furnace and (1) air conditioning. install (2) indoor ducted electric air handlers tied into (1) outdoor heat pump. install new return air ducting. (2) indoor ducted systems --- one system has all duct work in slab concrete. replace return air ducting increase both returns to 20x20
Valuation:
N/A
Permit #:
B25-4189
Status:
final
Fee:
$414
Permit Type:
N/A
Building Type:
N/A
Residential mechanical
1338 Manhattan Way, Santa Rosa, CA, 95401
2025-09-05
Replace existing 80% afue gas furnace with new 95% afue gas furnace. install new 2.5-ton carrier air conditioning & replace existing flex ductwork in the attic with new r8 alumaflex ductwork
Valuation:
N/A
Permit #:
B25-3465
Status:
final
Fee:
$409
Permit Type:
N/A
Building Type:
N/A
Building permit no plan check
39035 Hedgegate Rd, The Sea Ranch, CA, 95497
2025-01-06
Single family dwelling main home remove furnace cap gas line. install (2) mini split heat pumps on each side of home. both have (2) indoor ductless wall mounted tied into (1) outdoor heat pump
Valuation:
N/A
Permit #:
BLD25-0070
Status:
issued
Fee:
$364
Permit Type:
N/A
Building Type:
N/A
Residential mechanical
1464 Manzanita Ave, Santa Rosa, CA, 95404
2025-07-07
Demolish old furnace & air conditioning - install a ducted fan coil + ductless wall mount to serve most of the home. install a separate 1:1 mini split to serve master bedroom
Valuation:
N/A
Permit #:
B25-3067
Status:
final
Fee:
$409
Permit Type:
N/A
Building Type:
N/A
Building permit no plan check
33097 Timber Ridge Rd, The Sea Ranch, CA, 95497
2025-04-15
Single family dwelling. remove wall furnace cap gas line to furnace. instal. floor mount ductless heat pump. heat pump to sit under enclised deck no exterior visual presence
Valuation:
N/A
Permit #:
BLD25-1427
Status:
final
Fee:
$364
Permit Type:
N/A
Building Type:
N/A
Residential mechanical
6531 Meadowridge Dr, Santa Rosa, CA, 95409
2025-07-02
Replace old furnace & air conditioning with new 95% afue and r454b refrigerant air conditioning 14.2 seer - replace return air ducting in attic with new 16 r8 wire flex
Valuation:
N/A
Permit #:
B25-3153
Status:
final
Fee:
$409
Permit Type:
N/A
Building Type:
N/A
Replace mechanical appliance;
68 Creekside Dr, San Rafael, CA, 94903
2024-08-06
Replace (2) old 80% afue furnace units with new 96% afue variable speed furnace units. replace (2) old air conditioning units with new inverter heat pumps. homeowner has tesla batteries and wants the dual-fuel set up for gas heat and electric heat
Valuation:
$43,425
Permit #:
B39017
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Building permit no plan check
10400 Pelham Dr, Windsor, CA, 95492
2025-04-15
Single family dwelling. replace older heat pump system with new variable speed ducted inverter heat pump. replace duct work with r8 aluminum flex duct
Valuation:
N/A
Permit #:
BLD25-1091
Status:
final
Fee:
$364
Permit Type:
N/A
Building Type:
N/A
Residential mechanical
3838 Douglas Dr, Santa Rosa, CA, 95405
2025-06-17
Replace existing 80% afue gas furnace with new 95% afue gas furnace. replace existing air conditioning with new carrier 3-ton air conditioning
Valuation:
N/A
Permit #:
B25-2593
Status:
final
Fee:
$409
Permit Type:
N/A
Building Type:
N/A
Residential mechanical
1045 Blue Oak Pl, Santa Rosa, CA, 95404
2025-05-27
Replace existing 95% afue gas furnace with new 95% afue gas furnace. replace existing 5-ton air conditioning with new carrier 5-ton heat pump
Valuation:
N/A
Permit #:
B25-2449
Status:
final
Fee:
$409
Permit Type:
N/A
Building Type:
N/A
Residential mechanical
512 Macklyn Ave, Santa Rosa, CA, 95405
2025-05-01
Remove gas furnace cap gas line to furnace. remove air conditioning. install new fan coil + heat pump and adapt to duct work and electrical
Valuation:
N/A
Permit #:
B25-1870
Status:
final
Fee:
$409
Permit Type:
N/A
Building Type:
N/A
Residential mechanical
1763 Manor Dr, Santa Rosa, CA, 95403
2025-05-01
Replace existing 80% afue gas furnace with new 95% afue gas furnace and install new r8 alfumaflex ductwork in crawl and attic space locations
Valuation:
N/A
Permit #:
B25-1086
Status:
final
Fee:
$235
Permit Type:
N/A
Building Type:
N/A
Residential mechanical
2031 Siesta Ln, Santa Rosa, CA, 95404
2025-07-09
Install new heat pump attached to existing furnace & duct work. increase return air ducting with 16 r8 flex and increase to 14x30 opening
Valuation:
N/A
Permit #:
B25-3074
Status:
final
Fee:
$235
Permit Type:
N/A
Building Type:
N/A
Residential mechanical
5720 Monte Verde Dr, Santa Rosa, CA, 95409
2025-03-26
Replace existing 80% afue gas furnace with new 80% afue gas furnace. replace existing air conditioning with new carrier air conditioning
Valuation:
N/A
Permit #:
B25-0144
Status:
final
Fee:
$409
Permit Type:
N/A
Building Type:
N/A
Replace mechanical appliance;
335 Highland Ave, San Rafael, CA, 94901
2024-11-11
Replace existing 95% afue gas furnace with new 97% afue gas furnace. replace existing 5 ton air conditioning and install new carrier 5 ton air conditioning
Valuation:
$27,960
Permit #:
B40142
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Building permit no plan check
301 Conor Ct, Forestville, CA, 95436
2024-02-27
Single family dwelling main home replace existing 90% afue gas furnace with new 95% afue gas furnace. replace existing 4 ton air conditioning with new carrier 4 ton air conditioning at existing air conditioning location
Valuation:
N/A
Permit #:
BLD24-0678
Status:
final
Fee:
$335
Permit Type:
N/A
Building Type:
N/A
Building permit no plan check
8736 Graton Rd, Sebastopol, CA, 95472
2025-01-27
Single family dwelling main home replace (e) 80% afue gas furnace w new mitsubishi ducted air handler in crawl space and high wall mounted mini split in upstairs bedroom. both connected to 1 outdoor heat pump w ducts
Valuation:
N/A
Permit #:
BLD24-6587
Status:
final
Fee:
$364
Permit Type:
N/A
Building Type:
N/A
Mechanical permit
1709 Maggie Ave, Calistoga, CA, 94515
2025-05-27
Replace existing 80% afue gas furnace and 3 ton air conditioning with new 80% afue furnace and 3 ton heat pump
Valuation:
$15,980
Permit #:
M25-000014
Status:
issued
Fee:
N/A
Permit Type:
Single family dwe...
Building Type:
N/A
Building permit no plan check
6901 Plum Ranch Rd, Santa Rosa, CA, 95404
2025-04-14
Single family dwelling. install (4) wall mount ductless systems tied into (1) outdoor heat pump - serves nw side of home
Valuation:
N/A
Permit #:
BLD25-1442
Status:
final
Fee:
$364
Permit Type:
N/A
Building Type:
N/A
Building permit no plan check
6091 Hughes Rd, Forestville, CA, 95436
2025-02-21
Single family dwelling - install new carrier 95% afue gas furnace for front zone of home and a 2 port mitsubishi mini split heat pump system for back zone of home
Valuation:
N/A
Permit #:
BLD24-7583
Status:
final
Fee:
$364
Permit Type:
N/A
Building Type:
N/A

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