Rei Buildup is an engineering firm with 6 tracked San Francisco building-permit projects on record, with the latest filing in that record 50 days ago. Its filings (Apr 2025 to Jul 2026) are concentrated in Nob Hill and Lone Mountain/USF, 100% residential. A typical project in the record declares $1–$80K. If you work at Rei Buildup, claim this page to add a description.
Filed 50 days ago
#441
by SF filing activity
among SF architects & engineers, 90 days to Aug 23, 2026
6
projects
from 8 filings
3/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$80K Western Addition multifamily renovation
Grade BActive 4 months ago · Rei Buildup: engineer
Legalization of (e) unpermitted unit 945a at ground floor pursuant to ordinace 43-14, provide one hour rated fire separation between 1st…
No GC named · Architect identified · Specialty contractor identified · 1 anticipated category not yet filed
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$45K Nob Hill multifamily renovation
Grade DActive 1 month ago · Rei Buildup: engineer
Repair damaged exterior concrete wall areas, including removal of deteriorated concrete, patching, and restoration to match (e) conditions
GC named · 2 specialty contractors identified
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$90K Nob Hill multifamily renovation
Active 2 months ago · 2 filings · Rei Buildup: engineer
Unit 415: ref to bldg, kitchen & bathroom remodel
GC named · 2 specialty contractors identified
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Neighborhood, filing date, scope and declared value are shown here. Exact addresses,
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6 project records for Rei Buildup: addresses, values, project teams
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Typical project$1–$80K$70K typical4.1× the SF median ($17K)Last filed50 days agoNob Hill · Jul 29, 2026Last 90 days2 active1 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak May 2026
MAY
JUN
JUL
AUG
Project mix · by use
Residential100%
Geography · by neighborhood
Nob Hill50%
Lone Mountain/USF17%
Marina17%
Western Addition16%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Syncopated Arch | Architecture | 1 | |
| 1 | Rei Build Up Construction Corp | General contractor | 3 | |
| 2 | BKR Services Inc Dba BKR Construction Se | General contractor | 1 | |
| 3 | De Brus Construction Inc | General contractor | 1 | |
| 4 | Rain Defense | General contractor | 1 | |
| 5 | Thoren Construction Inc. | General contractor | 1 |
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Firms that appear on the same San Francisco permit filings. Association on shared filings, not a proven working relationship.
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State licenseCalifornia architect #S5413On 3 of this firm's filings. Architect licenses are held by individuals, not by firms.
Repeat working relationships1 firmFirms this one appears with on more than one project, out of 7 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does Rei Buildup appear on?▾
PermitPipeline tracks 6 San Francisco building-permit projects for Rei Buildup (Apr 2025 to Jul 2026). 2 had filing activity in the last 90 days.
Does Rei Buildup work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Rei Buildup's projects are commercial and 100% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Rei Buildup work?▾
50% of Rei Buildup's tracked San Francisco projects are in Nob Hill.
What is a typical Rei Buildup project worth?▾
The median declared value across the 6 San Francisco projects Rei Buildup has on record that state one is $70K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Rei Buildup?▾
Rei Buildup most frequently appears on the same San Francisco permit filings as Rei Build Up Construction Corp, BKR Services Inc Dba BKR Construction Se, De Brus Construction Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is Rei Buildup an engineering firm?▾
Rei Buildup is listed as an engineering firm on its San Francisco permit filings. Roles on this profile are derived from the role each firm holds on public SF DBI filings.
Public aggregate — full project records are part of the paid leads product. Ranking, filing activity, project mix and geography were last recomputed Aug 23, 2026. Project counts, declared values and filing dates are read live from SF DBI filings.
How far back does this record go?▾
This page covers the recent permit record, not the firm’s full history. A firm’s earliest filing here means it was already working when our record opens, not that it started then.
Sources
San Francisco Department of Building Inspection permit filings.
Record source
Read directly from SF DBI filings.
Photography
None are shown until the firm supplies them.
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