Medical laboratories (except radiological, X-ray) · California

Guardant Health

Redwood City, CA · ~1,513 workers · 3 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.6
Avg TCR
3.8
Industry avg
0
Fatalities
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The verdict

Guardant Health runs at 17% of its industry's injury rate - far safer than the typical Medical laboratories (except radiological, X-ray) workplace, earning a grade A.

Guardant Health: 0.6 TCR = 17% of Medical laboratories (except radiological, X-ray) BLS 3.8 · 3y Form 300A (see methodology below)

Guardant Health safety composite

Guardant Health scores strongest on total case rate (tcr) (safer than 91% of same-industry peers) and weakest on fatalities (safer than 51%), 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).

C

68/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 0.63 per 100 workers

Safer than 91% of industry peers

DART rate
D 0.4 per 100 workers

Safer than 53% of industry peers

Fatalities
D 0

Safer than 51% 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%).

TCR Δ

−0.4

2021→2023

Guardant Health injury rate improved

Guardant Health's TCR fell 0.4 from 1.1 in 2021 to 0.7 in 2023. Peak filing year was 2021 at 1.1 TCR. In 2023, DART was 0.63× this establishment's average TCR (severity share of cases).

2021=1.1 · 2022=0.1 · 2023=0.7

OSHA ITA Form 300A scorecard

Establishment book 621511 · Redwood City, CA AT/BELOW-IND · LARGE

Grade A · TCR 0.6 · 17% of ind

  • DART 0.4 DART
  • RANK #3/22
  • PHOTO Papago Gateway Center
  • BOOK 3y book
  • INJ 20 inj
  • SIZE ~1,513 FTE

Nearest TCR peer: Papago Gateway Center (0.0 TCR gap)

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

Guardant Health in the TCR neighbourhood

Average Total Case Rate among this establishment and nearest same-industry peers

TCR

What this shows Guardant Health averages 0.6 TCR (17% of the Medical laboratories (except radiological, X-ray) BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

Guardant Health TCR series: 2021=1.1 · 2022=0.1 · 2023=0.7 · BLS 3.8

Where Guardant Health falls in its industry

162 Medical laboratories (except r establishments

Safer than 91% of graded establishments in this industry, whose median TCR is 3.0.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #3 safest of 22 Medical laboratories (except r employers in California.

Guardant Health (1,513 employees, TCR 0.6) among 29 same-industry peers, split at the industry median of 154 employees and a TCR of 3.0 2×2 strategic matrix plotting 30 entities by Average employees (X) and Total Case Rate (Y), with a crosshair dividing the plot into four quadrants. Larger & higher-riskSmaller & higher-riskLarger & saferSmaller & safer than peers 05001,0001,5002,000 05101520 Average employees Total Case Rate Guardant Health
Guardant Health (1,513 employees, TCR 0.6) among 29 same-industry peers, split at the industry median of 154 employees and a TCR of 3.0

Guardant Health has more employees than the Medical laboratories (except radiologica median and a lower injury rate than the industry's median TCR of 3.0. 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 0.7 0.4 10 2 0
2022 0.1 0.0 1 1 0
2021 1.1 0.6 9 4 0

OSHA ITA peer cross-reference

Establishment peer ledger

621511 · CA · Redwood City

162 Medical laboratories (except radiological, X-ray) employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 116 employers in Redwood City, CA · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR Papago Gateway Center 0.6 TCR
NAICS-TCR Ambry Genetics - 95 Argonaut 0.6 TCR
NAICS-TCR Knoxville Lab 0.7 TCR
NAICS-TCR Neo FM HQ 0.6 TCR
STATE-SIZE 2032-08181053 1,511 FTE
STATE-SIZE 02821251 SANTA ROSA HOSPITAL 1,515 FTE
STATE-SIZE CA755 ST MARY MEDICAL CENTER-APPLE VALLEY HR 1,516 FTE
STATE-SIZE HSA Human Service Agency 1,516 FTE
CITY-NEAR California Department of Transportation Facility 141 2,891 FTE
CITY-NEAR 2032-02120851 1,471 FTE
CITY-NEAR 0206-02620851 1,382 FTE
CITY-NEAR 02820851 REDWOOD CITY TOWER MEDICAL OFFICES 1,124 FTE
NAT-TCR Aeroseal, LLC. 0.6 TCR
NAT-TCR Great Lakes Ann Arbor 0.6 TCR
NAT-TCR Northeast Hingham Plant 0.6 TCR
NAT-TCR Tampa-PLT 0.6 TCR
NAT-SIZE 284219-Kcmo Mo P&Dc 1,513 FTE
NAT-SIZE Forrest Solutions, Inc. 1,513 FTE
NAT-SIZE IST Management Services 1,513 FTE
NAT-SIZE Baylor Scott & White Medical Center - Hillcrest 1,512 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.