Drywall contractors · California

Sierra Lathing Company, Inc

Name: Sierra Lathing Company, Inc Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Rialto, CA · ~154 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

A
Excellent Safety Record: 0.6
Avg TCR: 2.8
Industry avg: 0
Fatalities

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The verdict

Sierra Lathing Company, Inc runs at 23% of its industry's injury rate - far safer than the typical Drywall contractors workplace, earning a grade A.

Sierra Lathing Company, Inc: 0.6 TCR = 23% of Drywall contractors BLS 2.8 · 2y Form 300A (see methodology below)

Sierra Lathing Company, Inc safety composite

Sierra Lathing Company, Inc scores strongest on total case rate (tcr) (safer than 94% 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).

78/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): A 0.63 per 100 workers

Safer than 94% of industry peers
DART rate: B 0 per 100 workers

Safer than 80% 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

−1.3

2022→2023

Sierra Lathing Company, Inc injury rate improved

Sierra Lathing Company, Inc's TCR fell 1.3 from 1.3 in 2022 to 0.0 in 2023. Peak filing year was 2022 at 1.3 TCR. In 2023, DART was 0× this establishment's average TCR (severity share of cases).

2022=1.3 · 2023=0.0

OSHA ITA Form 300A scorecard

Establishment book 238310 · Rialto, CA AT/BELOW-IND · MID

Grade A · TCR 0.6 · 23% of ind

DART 0.0 DART
RANK #12/228
PHOTO Vadens Acoustics & D…
BOOK 2y book
INJ 1 inj
SIZE ~154 FTE

Nearest TCR peer: Vadens Acoustics & Drywall (0.0 TCR gap)

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0.6
Vadens Acousti

0.6
Miller Insulat

0.6
Avena Contract

0.6
706

0.6

What this shows Sierra Lathing Company, Inc averages 0.6 TCR (23% of the Drywall contractors BLS benchmark).

Sierra Lathing Company, Inc TCR series: 2022=1.3 · 2023=0 · BLS 2.8

Where Sierra Lathing Company, Inc falls in its industry

1,613 Drywall contractors establishments

Safer than 94% of graded establishments in this industry, whose median TCR is 3.4.

Grade A

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #12 safest of 228 Drywall contractors employers in California.

Sierra Lathing Company, Inc (154 employees, TCR 0.6) among 29 same-industry peers, split at the industry median of 63 employees and a TCR of 3.4

Sierra Lathing Company, Inc has more employees than the Drywall contractors median and a lower injury rate than the industry's median TCR of 3.4. 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	0	0	0
2022	1.3	1.3	1	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

238310 · CA · Rialto

1,613 Drywall contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 133 employers in Rialto, 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	Vadens Acoustics & Drywall	FORT WORTH, TX	0.6 TCR
NAICS-TCR	Miller Insulation Midland TX Branch	MIDLAND, TX	0.6 TCR
NAICS-TCR	Avena Contracting, LLC	BALTIMORE, MD	0.6 TCR
NAICS-TCR	706	UPPER MARLBORO, MD	0.6 TCR
STATE-SIZE	Sun Pacific Shippers \| Euclid Packinghouse	PORTERVILLE	154 FTE
STATE-SIZE	A.M. AG ENTERPRISE, INC.	LEMOORE	154 FTE
STATE-SIZE	AUBURN SERVICE CENTER	AUBURN	154 FTE
STATE-SIZE	Van Nuys District HDQ	VAN NUYS	154 FTE
CITY-NEAR	North America Fulfillment Centers (FCs) : LGB7	Rialto	4,143 FTE
CITY-NEAR	Amazon.com Services LLC - LGB7	Rialto	4,095 FTE
CITY-NEAR	Amazon.com Services LLC - LGB8	Rialto	2,705 FTE
CITY-NEAR	3806 - Rialto CA DC	Rialto	1,822 FTE
NAT-TCR	W. W. Gay Mechanical Contractor, Inc.	Jacksonville, FL	0.6 TCR
NAT-TCR	DJZ5	Newark, NJ	0.6 TCR
NAT-TCR	Billerica	North Billerica, MA	0.6 TCR
NAT-TCR	Tactical Safety Solutions	Wichita, KS	0.6 TCR
NAT-SIZE	cypress gulf development corp	Oldsmar, FL	154 FTE
NAT-SIZE	Main Plant	Columbus, NE	154 FTE
NAT-SIZE	Merhow Acquisition LLC	White Pigeon, MI	154 FTE
NAT-SIZE	Central Trucking, Inc MO	Springfield, MO	154 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. 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.