Computer program or software development, custom · California

1655 3rd St,San Francisco (MB3

Name: 1655 3rd St,San Francisco (MB3 Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

San Francisco, CA · ~3,658 workers · 3 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

A
Excellent Safety Record: 0.0
Avg TCR: 0.5
Industry avg: 0
Fatalities

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The verdict

1655 3rd St,San Francisco (MB3 runs at 2% of its industry's injury rate - far safer than the typical Computer program or software development, custom workplace, earning a grade A.

1655 3rd St,San Francisco (MB3: 0.0 TCR = 2% of Computer program or software development, custom BLS 0.5 · 3y Form 300A (see methodology below)

1655 3rd St,San Francisco (MB3 safety composite

1655 3rd St,San Francisco (MB3 scores strongest on total case rate (tcr) (safer than 97% of same-industry peers) and weakest on fatalities (safer than 52%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

77/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): A 0.01 per 100 workers

Safer than 97% of industry peers
DART rate: C 0 per 100 workers

Safer than 71% of industry peers
Fatalities: D 0

Safer than 52% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

1655 3rd St,San Francisco (MB3 held a steady TCR band

1655 3rd St,San Francisco (MB3's TCR held near 0.0 from 0.0 in 2021 to 0.0 in 2023. In 2023, DART was 0× this establishment's average TCR (severity share of cases).

2021=0.0 · 2022=0.0 · 2023=0.0

OSHA ITA Form 300A scorecard

Establishment book 541511 · San Francisco, CA AT/BELOW-IND · LARGE

Grade A · TCR 0.0 · 2% of ind

DART 0.0 DART
RANK #1/22
PHOTO GAAPR - UPS SUPPLY C…
BOOK 3y book
INJ 1 inj
SIZE ~3,658 FTE

Nearest TCR peer: GAAPR - UPS SUPPLY CHAIN SOLUTIONS (0.0 TCR gap)

Read with this employer → · Industry book → · California employers → · Look up another →

This site

0
GAAPR - UPS SU

0
Illumio

0
Flatiron Healt

0
Workrise Techn

0

What this shows 1655 3rd St,San Francisco (MB3 averages 0.0 TCR (2% of the Computer program or software development, custom BLS benchmark).

1655 3rd St,San Francisco (MB3 TCR series: 2021=0 · 2022=0 · 2023=0 · BLS 0.5

Where 1655 3rd St,San Francisco (MB3 falls in its industry

90 Computer program or software d establishments

Safer than 97% of graded establishments in this industry, whose median TCR is 0.4.

Grade A

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #1 safest of 22 Computer program or software d employers in California.

1655 3rd St,San Francisco (MB3 (3,658 employees, TCR 0.0) among 29 same-industry peers, split at the industry median of 324 employees and a TCR of 0.4

1655 3rd St,San Francisco (MB3 has more employees than the Computer program or software development median and a lower injury rate than the industry's median TCR of 0.4. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year	TCR	DART	Injuries	Illnesses	Fatalities
2023	0.0	0.0	1	0	0
2022	0.0	0.0	0	0	0
2021	0.0	0.0	0	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

541511 · CA · San Francisco

90 Computer program or software development, custom employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 1,144 employers in San Francisco, CA · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	GAAPR - UPS SUPPLY CHAIN SOLUTIONS	ALPHARETTA, GA	0.0 TCR
NAICS-TCR	Illumio	SUNNYVALE, CA	0.0 TCR
NAICS-TCR	Flatiron Health, Inc	NEW YORK, NY	0.0 TCR
NAICS-TCR	Workrise Technologies Inc	AUSTIN, TX	0.0 TCR
STATE-SIZE	CHOC Children's Orange V2	ORANGE	3,652 FTE
STATE-SIZE	Amazon.com Services LLC - SMF1	SACRAMENTO	3,651 FTE
STATE-SIZE	Intuitive	SUNNYVALE	3,670 FTE
STATE-SIZE	Department of General Services	WEST SACRAMENTO	3,631 FTE
CITY-NEAR	UC San Francisco	San Francisco	18,070 FTE
CITY-NEAR	DoorDash, Inc.	San Francisco	12,430 FTE
CITY-NEAR	UC San Francisco Health	San Francisco	12,262 FTE
CITY-NEAR	SFO - Airport United Airlines Offices	San Francisco	11,622 FTE
NAT-TCR	Carbro Constructors Corp Main	Warren, NJ	0.0 TCR
NAT-TCR	Kinship Pointe Seward	Seward, NE	0.0 TCR
NAT-TCR	Keller Warehouse	Defiance, OH	0.0 TCR
NAT-TCR	Airborn Inc. Addison	Addison, TX	0.0 TCR
NAT-SIZE	Amazon.com Services LLC - MIA1	Opa-Locka, FL	3,654 FTE
NAT-SIZE	Grand Island	Grand Island, NE	3,651 FTE
NAT-SIZE	006 Texas Health Resources	Arlington, TX	3,666 FTE
NAT-SIZE	MA_Boston_4	Boston, MA	3,649 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2023, 2022, 2021. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.