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40 Perego Ter

Twin Peaks, SF 94131 2826133 10 units · 3 fl · 1967

A handful of records on file over the last seven years, and our model sees a moderate chance of more in the next 12 months. A few records worth reading before you sign. Check whether they were closed out, and ask what was actually fixed.

NOVs (7y) vs. neighborhood
Records already on file, against a typical building in Twin Peaks — not a forecast
At or below average
avg 2.7
0
FewerMore

This building has 0 novs (7y), at or below the Twin Peaks average of 2.7.

Rent & eviction protection

Is 40 Perego Ter rent-controlled?

San Francisco's Rent Ordinance caps rent increases and provides eviction protection for most residential units built before 1979 with 2+ units. Here's how this building scores.

Built before 1979
Built 1967
2 or more units
10 units
Property type
Multi-Family Residential
Zoning
RM1
Likely rent-controlled. Building age and unit count suggest this property falls under San Francisco's Rent Ordinance.

Based on SF Assessor records. Not legal advice — confirm with the SF Rent Board.

Statewide backstop · AB 1482

California Tenant Protection Act of 2019

Even when a building isn't covered by local rent stabilization, the statewide Tenant Protection Act (AB 1482) may still apply. It caps annual rent increases and requires the landlord to state a legal reason to end most tenancies.

15+ years since occupancy
Built 1967
Annual rent increase cap
5% + CPI, max 10%
Just-cause eviction
After 12 months
Local rent control likely takes priority. This building appears to fall under the local ordinance above, which is stronger than AB 1482. Where a local just-cause ordinance applies, its rules govern instead of the state cap.

AB 1482 does not apply to single-family homes and condos unless owned by a corporation, REIT, or an LLC with a corporate member; to owner-occupied duplexes; or to deed-restricted affordable housing. The Act is in effect until January 1, 2030. Not legal advice — see the California landlord–tenant guide.

Building characteristics
Units10
Floors3
Year built1967
Total area7,145 sq ft
Property typeMulti-Family Residential
Tax statusNone
Blocklot2826133
Ownership

Registered owner per SF Assessor-Recorder (secured roll).

Owner name
Mailing address
Gaehwiler Martin A Jr Ttee 1550 Michigan St San Francisco CA 94124
Last sale

Landlord portfolio

Other SF properties this owner holds, with a risk rating for each.

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Augrented Insights
Initial analysis

The 10-unit, three-story multi-family residential building at 40 Perego Terrace in Twin Peaks, owned by Gaehwiler 2000 Tr, was constructed in 1967 and has undergone several significant safety upgrades over the past decades. Most recently, in 2023, the building received substantial fire alarm system improvements costing $26,059 to add new sounders in compliance with current fire safety standards, along with an electrical upgrade to meet modern codes. The building successfully completed its mandatory soft-story seismic retrofit, classified as Tier 3, and has actively addressed various fire safety concerns, including recent violations related to sleeping area requirements (November 2023) and previous issues with alarms, doors, and sprinkler maintenance (all abated as of September 2020). Multiple fire safety inspections and complaints between 2020 and 2024 have been documented, with recent complaints in 2024 regarding alarm systems and extinguishers being found to have "No Merit" or "Condition Corrected."

The building's maintenance history shows attention to infrastructure improvements, including window replacements and stucco repairs in 1995, a furnace replacement in 2019, and gas piping repairs in 2018. While the building had multiple fire safety violations in 2003 related to handrails, egress obstruction, smoke enclosure doors, and combustible storage, these were all abated by February 2004, and more recent routine inspections have not indicated similar persistent issues. The property has experienced intermittent complaints regarding various building systems and external issues, such as parking enforcement matters, with the most recent 311 calls primarily related to parking violations and street maintenance concerns as of 2023-2024. A routine housing inspection conducted in March 2023 is currently marked as "Active."

AI-generated · may contain errors · check the source data tables below

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Risk rating

How 40 Perego Ter's risk score is calculated

We trained a model on 7 years of SF DBI inspection data — notice of violation filings, complaint history, and owner track records. It estimates the probability that DBI inspectors will issue a Notice of Violation at this address in the next 12 months. Lower % = safer.

What the score means for you

Lower risk — safer than most nearby

DBI rarely finds violations here. Strong maintenance history and a clean complaint record.

Typical — about average for the neighborhood

Some past violations or complaints on record. Worth asking the landlord about any open issues before signing.

Higher risk — riskier than most nearby

Elevated violation and complaint history. DBI has found issues here before and is statistically likely to again.

Neighborhood percentile
52ndpercentile

Out of 172 buildings in this neighborhood, 83 are predicted to be safer. The band is relative to this neighborhood, so a share of every neighborhood falls in each colour.

RiskiestSafest
Predicted 12-month outcome
59%
No DBI
violation
41%
DBI violation
likely
Model explanation

What's driving this score

The three data points that most influenced this building's risk rating — ranked by the weight the model placed on each one.

Building size

Total floor area — a proxy for building scale and the number of systems (plumbing, electrical, HVAC) that can fail.

Number of units

The number of units affects how the model reads complaint and violation totals — more units means more potential sources.

DBI complaint rate, owner's portfolio

Per-building complaint rate across the owner's portfolio.

12-Month risk forecast
Moderate failure risk 41%
Estimated probability of receiving a DBI Notice of Violation in the next 12 months. Model: full_hgb_balanced.
Apartment reviews

40 Perego Ter apartment reviews

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On the map

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The story over time

40 Perego Ter event timeline

Violations, complaints, fire incidents, permits, and buyouts — most recent records in order.

2026
Fire Complaint May 08
Alarm Systems
311 RequestJan 29
Not offensive

See all 11 events

Full history back to 2019 — violations, complaints, permits, buyouts, and fire incidents.

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Every record we have

Full data for 40 Perego Ter apartments

13 SF public datasets for this parcel — permits, violations, complaints, fire records, 311 calls, planning records, and buyouts.

Side by side

How 40 Perego Ter compares to the neighborhood

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Cancel anytime · Data sourced from SF Open Data, DBI, SFFD, SF Rent Board & Planning

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