William James Musgrave
- Listed as
- authorized agent-others, contractor, designer
- Firm
- Phase One Fire Life Safety Systems Inc
- Based in
- San Francisco
- On San Francisco permits
- Nov 2024 to Aug 2026
34 permits since 2000 (contractor on 34 permits, designer on 16 permits, authorized agent-others on 1 permit): 20 completed, 14 in progress.
This is the city’s permit record, not a license check: the role and the number come from what was written on each permit (the number spelled one way). It does not show whether the license is current. Their ranked record as a contractor is on their contractor page. How to read these records
Most recent permits
| Filed | Outcome | Address | Contractor | Work described on the permit | Declared cost |
|---|---|---|---|---|---|
| Aug 18, 2026 | In progress issued Aug 2026 | 71 Stevenson St | Phase One Fire Life Safety Systems Inc | 19/f: add 2 new call stations to existing two-way system for access control elevator. 1 call station to passenger elevator on 19/f. 1 call station to service elevator on 19/f. ref bpa 202606102960Details
19/f: add 2 new call stations to existing two-way system for access control elevator. 1 call station to passenger elevator on 19/f. 1 call station to service elevator on 19/f. ref bpa 202606102960 | $5,000 |
| Jun 29, 2026 | Completed final sign-off Jul 2026 | 99 Rhode Island St | Phase One Fire Life Safety Systems Inc | revision to bpa# 202512101383 as built permitDetails
revision to bpa# 202512101383 as built permit | |
| Mar 13, 2026 | Completed final sign-off Mar 2026 | 500 Terry A Francois Bl | Phase One Fire Life Safety Systems Inc | 3rd floor - as built permit to 202601284682 for fire alarm. arch ref 202602035163 change location of phone boothsDetails
3rd floor - as built permit to 202601284682 for fire alarm. arch ref 202602035163 change location of phone booths | |
| Jan 28, 2026 | In progress issued Jan 2026 | 500 Terry A Francois Bl | Phase One Fire Life Safety Systems Inc | t.i.to existing fire alarm system. we are installing 8 strobes to 8 phonebooths. 8 stroves are being tied into the existing fire alarm system.Details
t.i.to existing fire alarm system. we are installing 8 strobes to 8 phonebooths. 8 stroves are being tied into the existing fire alarm system. | $10,266 |
| Jan 28, 2026 | Completed final sign-off Feb 2026 | 303 02nd St | Phase One Fire Life Safety Systems Inc | fire alarm as built permit to pa#: 202512101409. ste 105Details
fire alarm as built permit to pa#: 202512101409. ste 105 | |
| Jan 22, 2026 | Completed final sign-off Jan 2026 | 1455 Market St | Phase One Fire Life Safety Systems Inc | t.i. on the 4/f f/a scope. additional 23 speaker/strobes and 12 strobes to be installed and tied into the (e) fire alarm system. all (e) devices to remain as-is. ref 202506269593.Details
t.i. on the 4/f f/a scope. additional 23 speaker/strobes and 12 strobes to be installed and tied into the (e) fire alarm system. all (e) devices to remain as-is. ref 202506269593. | $9,268 |
| Jan 13, 2026 | Completed final sign-off Jan 2026 | 1 Market St | Phase One Fire Life Safety Systems Inc | arch permit #2025-1126-0516: add 1 ceiling mounted speaker strobe in the mail storage room. one device will be added to (e) fire alarm system.Details
arch permit #2025-1126-0516: add 1 ceiling mounted speaker strobe in the mail storage room. one device will be added to (e) fire alarm system. | $6,131 |
| Jan 8, 2026 | In progress issued May 2026 | 99 Rhode Island St | Phase One Fire Life Safety Systems Inc | full t.i. for the building and occup. change from b class to e class. add a voice evac system to the existing fa system. adding full voice evac. notification system throughout. a total of 10 pull stations, 18 duct detectors, 15 smoke detectors, 1 heat detector will be added. ref pa# 202504285348.Details
full t.i. for the building and occup. change from b class to e class. add a voice evac system to the existing fa system. adding full voice evac. notification system throughout. a total of 10 pull stations, 18 duct detectors, 15 smoke detectors, 1 heat detector will be added. ref pa# 202504285348. | $208,948 |
| Dec 19, 2025 | Completed final sign-off Jan 2026 | 150 Spear St | Phase One Fire Life Safety Systems Inc | suite 1800. arch permit: 202510217829. add 4 speaker strobes to 4 phone booth. 4 speaker strobes are being add to existing fire alarm system.Details
suite 1800. arch permit: 202510217829. add 4 speaker strobes to 4 phone booth. 4 speaker strobes are being add to existing fire alarm system. | $13,760 |
| Dec 10, 2025 | Completed final sign-off Feb 2026 | 303 02nd St | Phase One Fire Life Safety Systems Inc | permit: 202507211257. this is a fire alarm t.i. scope. installation of 6 speaker strobes will be added in suite 105 to (e) fire alarm system. ste 105Details
permit: 202507211257. this is a fire alarm t.i. scope. installation of 6 speaker strobes will be added in suite 105 to (e) fire alarm system. ste 105 | $24,961 |
| Dec 10, 2025 | Completed final sign-off Feb 2026 | 940 Battery St | Phase One Fire Life Safety Systems Inc | fire alarm only project. installation of a new dedicated function sprinkler monitoring fire alarm control panel, one cell dialer, one smoke detector, one pull station, one one communicator, one dial monitor module. one notification device and one waterflow bell. no arch, mech, and electrical.Details
fire alarm only project. installation of a new dedicated function sprinkler monitoring fire alarm control panel, one cell dialer, one smoke detector, one pull station, one one communicator, one dial monitor module. one notification device and one waterflow bell. no arch, mech, and electrical. | $18,557 |
| Nov 18, 2025 | Completed final sign-off Feb 2026 | 500 Terry A Francois Bl | Phase One Fire Life Safety Systems Inc | 2/f: fire alarm permit. add 4 wall mounted strobes for phone booth notification coverage. addition of 4 notification devices will be tied into the existing fire alarm power supplies. ref arch. permit 202506269604Details
2/f: fire alarm permit. add 4 wall mounted strobes for phone booth notification coverage. addition of 4 notification devices will be tied into the existing fire alarm power supplies. ref arch. permit 202506269604 | $10,266 |
| Nov 4, 2025 | In progress issued Nov 2025 | 270 Brannan St | Phase One Fire Life Safety Systems Inc | 4th floor: arch permit #202510227852. t.i. for fire alarm upgrade to the existing fire alarm system. the addition of 7 strobes are added to the existing fire alarm system to provide notification coverage to 7 phone booths.Details
4th floor: arch permit #202510227852. t.i. for fire alarm upgrade to the existing fire alarm system. the addition of 7 strobes are added to the existing fire alarm system to provide notification coverage to 7 phone booths. | $10,137 |
| Nov 4, 2025 | In progress issued Nov 2025 | 270 Brannan St | Phase One Fire Life Safety Systems Inc | 5th floor: arch permit#202510227852. fire alarm tenant improvement to existing fire alarm system. the addition of 7 strobes are added to the existing fire alarm system. the 7 strobe will be added for phone booths.Details
5th floor: arch permit#202510227852. fire alarm tenant improvement to existing fire alarm system. the addition of 7 strobes are added to the existing fire alarm system. the 7 strobe will be added for phone booths. | $10,137 |
| Nov 4, 2025 | In progress issued Nov 2025 | 270 Brannan St | Phase One Fire Life Safety Systems Inc | 6th floor: arch permit#202510227852. fire alarm scope only. tenant improvement to 6th floor. the addition of 5 ceiling mounted strobe for phone booth being tired into existing fire alarm system.Details
6th floor: arch permit#202510227852. fire alarm scope only. tenant improvement to 6th floor. the addition of 5 ceiling mounted strobe for phone booth being tired into existing fire alarm system. | $10,137 |
| Oct 1, 2025 | Completed final sign-off Oct 2025 | 475 Sansome St | Phase One Fire Life Safety Systems Inc | 16/fl-as built to permit 202509054640- update as built to reflect addresses to addressable devices per the field fire inspector instructions on the job card.Details
16/fl-as built to permit 202509054640- update as built to reflect addresses to addressable devices per the field fire inspector instructions on the job card. | |
| Sep 23, 2025 | In progress issued Sep 2025 | 400 Montgomery St | Phase One Fire Life Safety Systems Inc | mech permit 202509034470 and building permit 202508253825- 9/fl- fire alarm ti the addition of 2 ceiling mounted strobes to the (e) fire alarm system ref fa 2025 0711 0635Details
mech permit 202509034470 and building permit 202508253825- 9/fl- fire alarm ti the addition of 2 ceiling mounted strobes to the (e) fire alarm system ref fa 2025 0711 0635 | |
| Sep 19, 2025 | Completed final sign-off Oct 2025 | 475 Sansome St | Phase One Fire Life Safety Systems Inc | full ti on 16th fllor to an (e) voice evac. fire alarm control panel. existing remote power supplies shall remain & connected to the new notification devices. a total of 53 notification devices & 26 addressable devices are being added. fire alarm only. arch 202507160904 and mech 202506138670Details
full ti on 16th fllor to an (e) voice evac. fire alarm control panel. existing remote power supplies shall remain & connected to the new notification devices. a total of 53 notification devices & 26 addressable devices are being added. fire alarm only. arch 202507160904 and mech 202506138670 | $100,030 |
| Aug 25, 2025 | In progress issued Aug 2025 | 150 Spear St | Phase One Fire Life Safety Systems Inc | ste# 1800/18th f: modification to e) fire alarm system, relocate e) fire alarm device per new architectural layout. add 1 new ceiling speaker strobe, add 2 ductor & shut down of 2 heat pumps. ref to t.i. 202504285343Details
ste# 1800/18th f: modification to e) fire alarm system, relocate e) fire alarm device per new architectural layout. add 1 new ceiling speaker strobe, add 2 ductor & shut down of 2 heat pumps. ref to t.i. 202504285343 | $36,526 |
| Aug 15, 2025 | Completed final sign-off Aug 2025 | 333 Bush St | Phase One Fire Life Safety Systems Inc | fire alarm t.i. project consisting of 1 new notification appliance to accommodate the new layout. ref pa #202503252995Details
fire alarm t.i. project consisting of 1 new notification appliance to accommodate the new layout. ref pa #202503252995 | $621 |
| Jul 11, 2025 | In progress issued Jul 2025 | 400 Montgomery St | Phase One Fire Life Safety Systems Inc | fire alarm tenant improvement of 10 horn strobes and 3 strobes to the existing fire alarm system. 1 2 way communicationi call box installed to the existing 2 way communication system. ref 202503273214Details
fire alarm tenant improvement of 10 horn strobes and 3 strobes to the existing fire alarm system. 1 2 way communicationi call box installed to the existing 2 way communication system. ref 202503273214 | $9,803 |
| Jul 11, 2025 | Completed final sign-off Oct 2025 | 400 Montgomery St | Phase One Fire Life Safety Systems Inc | fire alarm tenant improvement of 10 horn strobes and 3 strobes to the existing fire alarm system. 1 2 way communicationi call box installed to the existing 2 way communication system. ref 202503273213Details
fire alarm tenant improvement of 10 horn strobes and 3 strobes to the existing fire alarm system. 1 2 way communicationi call box installed to the existing 2 way communication system. ref 202503273213 | $9,803 |
| Jul 8, 2025 | In progress issued Jul 2025 | 1 Sansome St | Phase One Fire Life Safety Systems Inc | 22nd floor - fire alarm for tenant improvement spec suite. t.i. ref# 2025-0508-6049.Details
22nd floor - fire alarm for tenant improvement spec suite. t.i. ref# 2025-0508-6049. | $19,773 |
| Jun 4, 2025 | Completed final sign-off Jun 2025 | 1 California St | Phase One Fire Life Safety Systems Inc | 18/f: as built to existing permit 202505156511 to reflect existing and new smoke detectors on drawings.Details
18/f: as built to existing permit 202505156511 to reflect existing and new smoke detectors on drawings. | |
| May 22, 2025 | Completed final sign-off Jun 2025 | 1 Sansome St | Phase One Fire Life Safety Systems Inc | 17/f: temporary 2-way communicator call stations, ref ti pa# 202501289177Details
17/f: temporary 2-way communicator call stations, ref ti pa# 202501289177 | $15,424 |
| May 15, 2025 | In progress issued May 2025 | 1 California St | Phase One Fire Life Safety Systems Inc | 18th fl ref pa # 2025-0210-0043 fire alarm tenant improvement project consisting of (7) notification appliances to accommodate new layoutDetails
18th fl ref pa # 2025-0210-0043 fire alarm tenant improvement project consisting of (7) notification appliances to accommodate new layout | $6,727 |
| May 15, 2025 | In progress issued May 2025 | 1 California St | Phase One Fire Life Safety Systems Inc | 18th fl ref pa # 2025-0212-0145 fire alarm tenant improvement project consisting of (13) notification appliances and (2) duct smoke detectors to accommodate the new layoutDetails
18th fl ref pa # 2025-0212-0145 fire alarm tenant improvement project consisting of (13) notification appliances and (2) duct smoke detectors to accommodate the new layout | $17,851 |
| Apr 28, 2025 | In progress issued Apr 2025 | 1 Sansome St | Phase One Fire Life Safety Systems Inc | 22/f: fire alarm tenant improvement project consisting of (5) notification appliances and (2) duct smoke detectors to accomodate the new layout. ti ref pa# 202503242851Details
22/f: fire alarm tenant improvement project consisting of (5) notification appliances and (2) duct smoke detectors to accomodate the new layout. ti ref pa# 202503242851 | $10,163 |
| Apr 25, 2025 | Completed final sign-off Apr 2026 | 1 Sansome St | Phase One Fire Life Safety Systems Inc | 14/f - fire alarm tenant improvement project consisiting of (4) notification appliances the new layout. ref ti pa 202503263039Details
14/f - fire alarm tenant improvement project consisiting of (4) notification appliances the new layout. ref ti pa 202503263039 | $3,844 |
| Apr 25, 2025 | In progress issued Apr 2025 | 1 Sansome St | Phase One Fire Life Safety Systems Inc | 22nd floor; fire alarm tenant improvement project consisting of (22) notfitication applicances and (4) duct smoke detectors to accommodate the new layout. ref#: 202503182433/202504114203Details
22nd floor; fire alarm tenant improvement project consisting of (22) notfitication applicances and (4) duct smoke detectors to accommodate the new layout. ref#: 202503182433/202504114203 | $32,898 |
| Apr 22, 2025 | Completed final sign-off Apr 2025 | 303 02nd St | Phase One Fire Life Safety Systems Inc | 1st - fire alarm ti project consist of 1 new control relay to turnstile release ref pa 202501228806Details
1st - fire alarm ti project consist of 1 new control relay to turnstile release ref pa 202501228806 | $600 |
| Mar 18, 2025 | Completed final sign-off Apr 2025 | 1160 Battery St | Phase One Fire Life Safety Systems Inc | 4/f suite 450 (west bldg): fire alarm tenant improvement project consisting of (3) new notification appliances to accommodate the new layout. ref t.i permit 202501098041.Details
4/f suite 450 (west bldg): fire alarm tenant improvement project consisting of (3) new notification appliances to accommodate the new layout. ref t.i permit 202501098041. | $2,883 |
| Feb 28, 2025 | Completed final sign-off Mar 2025 | 1 Sansome St | Phase One Fire Life Safety Systems Inc | 15/f: fire alarm ti project consisting of 4 new notification appliances ref pa 202502079857Details
15/f: fire alarm ti project consisting of 4 new notification appliances ref pa 202502079857 | $3,844 |
| Nov 8, 2024 | Completed final sign-off Feb 2025 | 475 Sansome St | Phase One Fire Life Safety Systems Inc | 18&19/fl-ti ref 202409261699- fire alarm ti project consisting of an additional (20) notification appliances for added phone boothsDetails
18&19/fl-ti ref 202409261699- fire alarm ti project consisting of an additional (20) notification appliances for added phone booths | $19,220 |