Updated: May 29, 2026
Location and Projects
Address
523 MAYFAIR AVE, South San Francisco, CA, 94080
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Pribuss Engineering Inc
Pribuss Engineering Inc, 523 Mayfair Ave, So San Francisco, CA (Owned by: Pribuss Engineering, Inc) holds a Warm Air Heating, Ventilating And Air Conditioning, General Building, Boiler, Hot Water Heating And Steam Fitting, Fire Protection, Plumbing license and 3 other licenses according to the California license board.
Their BuildZoom score of 104 ranks in the top 9% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Pribuss Engineering Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Pribuss Engineering Inc Services
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Pribuss Engineering Inc Contact Information
Phone Number: (415) 282-1500
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Address: 523 MAYFAIR AVE, So San Francisco, CA 94080
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Pribuss Engineering Inc So San Francisco
Quality
104
91st percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Pribuss Engineering Inc has a BuildZoom score of 104, which places them above 91% of 336,931 contractors in California.
Activity
|
1 project
|
2026 |
|
87 projects
|
2025 |
|
103 projects
|
2024 |
|
122 projects
|
2023 |
Our building permit records indicate that Pribuss Engineering Inc has worked on at least
313.0 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
|
55 projects
|
Commercial Renovations |
|
29 projects
|
New Constructions |
|
20 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Pribuss Engineering Inc mostly works on
commercial renovation
and new construction
projects.
Pricing
|
42 projects
|
< $5k |
|
29 projects
|
$5k-$20k |
|
23 projects
|
$20k-$50k |
|
17 projects
|
$50k-$100k |
|
16 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
4 projects
|
$500k-$1mil |
|
4 projects
|
$1mil+ |
The typical size of their permits is approximately $12,034. 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 Pribuss Engineering Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Voluntary upgrade of existing sprinkler system to an extra hazard group ii system at level p1 garage where existing ev chargers are present in order to comply with current sffd ab4.29.total added sprinkler heads - 334
Valuation:
$183,700
Permit #:
202507019880
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Voluntary upgrade of existing sprinkler system to an extra hazard group ii system at level p1 garage where existing ev chargers are present in order to comply with current sffd ab4.29.total added sprinkler heads - 334
Valuation:
$183,700
Permit #:
202507019880
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Dfd sp 24 0274: golden state warriors hq - 3rd & 4th floor"; modify sprinkler head locations to accomodate (n) ceiling and partition layout for office buildout swl 337 building b - 1090 maya angelou ln
Valuation:
$135,300
Permit #:
B-2025-0117
Status:
complete
Fee:
$3,063
Permit Type:
N/A
Building Type:
Office
5th floor: ref gc pa# 202503011984. modify fire sprinkler coverage to accomodate new walls & ceiling for renovated office space on level 5. total 134 relocated sprinkler heads. total 159 added sprinkler heads. total 293 sprinkler heads
Valuation:
$182,000
Permit #:
202506269583
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Level 3 - level 6: extend fire sprinkler coverage to new hotel guestrooms per 2016 nfpa-13 to make floors fully sprinklered. (e) sprinkler system only coveraged egress & hallways on each floor. reference gc pa# 202206297357. total 42 sprinkler heads
Valuation:
$32,200
Permit #:
202504114208
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
25 - tourist hote...
Level 3 - level 6: extend fire sprinkler coverage to new hotel guestrooms per 2016 nfpa-13 to make floors fully sprinklered. (e) sprinkler system only coveraged egress & hallways on each floor. reference gc pa# 202206297357. total 42 sprinkler heads
Valuation:
$32,200
Permit #:
202504114208
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
25 - tourist hote...
Work category: 5p; furnish and install (5)break room sinks (1) wellness sink (4) drinking fountains (1) 20 gallon electric water heater with recirculating pump (1) floor drain (2) floor sinks. includes storm and irrigation piping reroutes and water connections to owner-furnised appliances
Valuation:
N/A
Permit #:
PW20250422694
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; decommission (5) exsisting boilers witj serial numbers listed below. s# c98g02453 s# c98g02454 s# 910 800 550 s# 1303353242 s# 613203-200901. also remove (2) backflow devices listed below. also remove non-exsisting boiler serial# 211-1429 & 29220 from years past. s# j006762 s# j027657
Valuation:
N/A
Permit #:
PW20250331169
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 5p; run (3) condensate lines in remote stock from fcu and (2) condensate line in receiving from fcu. condensate in remote stock to terminate plan east into (e) restroom assumed plumbing to be in good working conditions. condensate in receiving to terminate into mechanical room into (e) air gap fitting. includes insulation of pipe
Valuation:
N/A
Permit #:
PW20250303475
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 8p; replaced exsisting failed peerless 211a-04 ( s# 211-13865-1298). also remove (4# unkown21 idea non- existing boiler. supplied & installed new peerles 64-e-09 steam boiler. rearranged piping in the boiler room as needed to complete the replacement
Valuation:
N/A
Permit #:
PW20250109202
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 8p; disconnect & remove failed laars mt2v-200 supply & install new mt2v-200. to rearrange piping as needed to complete the installation & reconect (2) 119 dhw storage tanks. remove non-existing boiler serial number k81-302 from dbi
Valuation:
N/A
Permit #:
PW20250203800
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
1/f - 5/f. ref bpa# 202311070380/pribuss. (n) underground fire serivce pa# 202311160901. voluntary upgrade to install wet sprinkler for rist areas per sffd pre-app. install (n) fire pump assembly. total 600 heads
Valuation:
$463,634
Permit #:
202312182714
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
02 - church
Reference gc permit # 2024 0927 1864. demolish existing wet sprinkler system on 4th floor. install new sprinkler piping and sprinkler heads throughout including new floor control riser assembly.total 48 sprinkler heads
Valuation:
$30,000
Permit #:
202506138703
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
6th floor: ref gc pa# 202503112039. modify fire sprinkler coverage to accomodate new walls & ceiling for renovated office space on level 6. total 84 relocated sprinkler heads. total 87 added sprinkler heads. total 171 sprinkler heads
Valuation:
$106,300
Permit #:
202506269576
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Work category: 5p; renewal to plumbing permit pw20231212217 - new construction to existing building.new restrooms breakrooms ss/sd ejector pumps water heaters gas (n) water service with rpbp replace fixtures at existing restrooms
Valuation:
N/A
Permit #:
PW20250102051
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Ref pa# 202312011757-s1. extend (e) wet sprinkler system from basement into new parking lot parking structure w/dedicated zone cntrol riser assembly. provide extra hazard group ii sprinkler protection (0.40 gpm/sqft over 2500 sqft) at future ev charger area. provide ordinary hazard group ii sprinkl
Valuation:
$52,793
Permit #:
202507140698
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
45 - school
Install (1) 6 fire service supply into building. install (2) fire department connections one at columbus ave gate and one at jackson st gate.design and install automatic wet fire sprinkler system throught building
Valuation:
$5,000
Permit #:
202503051575
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Work category: 5p; 202505166688 15f - furnish and restrooms fixtures for eight new all gender restrooms. (8) water closets (8) lavatories (1) shower (1) drinkinsg fountain and (8) floor drians with trap primers
Valuation:
N/A
Permit #:
PW20250520377
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Fire permit - fire sprinkler - underground
2024-01-10
(2) risers (0) hydrants - replace underground piping and install (n) 6 flex tend into building. modify sprinkler standpipe system floor control risers and drain piping for building. sh
Valuation:
$8,591,822
Permit #:
FR-2022-287128
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 5p; suite 500 furnish and install: • (1) ada-compliant single-bowl wellness sink and commercial grade single-lever faucet • (1) tankless electric water heater • (1) “flood stop” leak detection system complete with solenoid valve and wired sensors. electrical wiring integration with bms by others. • connect to existing base building plumbing system assumed to be in good ... see more
Valuation:
N/A
Permit #:
PW20250909923
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Pribuss Engineering Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Pribuss Engineering Inc License info
Verified License
| License # | 251241 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, General Building, Boiler, Hot Water Heating And Steam Fitting, Fire Protection, Plumbing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Pribuss Engineering Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 6072380 |
| Status | Active |
| Town | Woodside |
| Type | Subcontractor |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of September, 2016. Check the current license status of Pribuss Engineering Inc with the The Town of Woodside, CA
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 642532 |
| Status | Inactive |
| State | California |
| Type | Fire Protection |
| 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. If this is your business, please update your license status.
Check this license's status for Pribuss Engineering 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 # | 183078 |
| Status | Inactive |
| State | California |
| Type | Boiler, Hot Water Heating And Steam Fitting, Fire Protection, 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. If this is your business, please update your license status.
Check this license's status for Pribuss Engineering Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
Bonded
| Bonded Agent | Merchants Bonding Company (Mutual) |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Travelers Property Casualty Company Of America |
3.1K
Permits
- Building permit records show that Pribuss Engineering Inc has worked on 3135 permitted projects.
Pribuss Engineering Inc Employees
AC
Augustin B Chamorro
Officer
BC
Bayardo Jose Chamorro
Officer
JP
John Richard Pribuss
Officer
PP
Paul Charles Pribuss
Rmo/Ceo/Pres
PI
Pribuss Engineering, Inc
Owner
RS
Ronald O Sanchez
Officer
RP
Rudolph C Pribuss
Rmo/Ceo/Pres