Dial-up Internet service providers, using client-supplied telecommunications connections · California

Corona CA Office - Ericsson

Name: Corona CA Office - Ericsson Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Corona, CA · ~14 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

F
Failing Safety Record: 12.0
Avg TCR: 0.7
Industry avg: 0
Fatalities

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The verdict

Corona CA Office - Ericsson runs at 1717% of its industry's injury rate - far more dangerous than the typical Dial-up Internet service providers, using client-supplied telecommunications connections workplace, earning a grade F.

Corona CA Office - Ericsson: 12.0 TCR = 1717% of Dial-up Internet service providers, using client-supplied telecommunications connections BLS 0.7 · 2y Form 300A (see methodology below)

Corona CA Office - Ericsson safety composite

Corona CA Office - Ericsson scores strongest on dart rate (safer than 77% of same-industry peers) and weakest on total case rate (tcr) (safer than 11%), 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).

44/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): F 12.02 per 100 workers

Safer than 11% of industry peers
DART rate: B 0 per 100 workers

Safer than 77% of industry peers
Fatalities: D 0

Safer than 50% 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

−24.0

2021→2022

Corona CA Office - Ericsson injury rate improved

Corona CA Office - Ericsson's TCR fell 24.0 from 24.0 in 2021 to 0.0 in 2022. Peak filing year was 2021 at 24.0 TCR. In 2022, DART was 0× this establishment's average TCR (severity share of cases).

2021=24.0 · 2022=0.0

OSHA ITA Form 300A scorecard

Establishment book 517919 · Corona, CA ABOVE-IND · SMALL

Grade F · TCR 12.0 · 1717% of ind

DART 0.0 DART
RANK P11
PHOTO Santel Communication…
BOOK 2y book
INJ 2 inj
SIZE ~14 FTE

Nearest TCR peer: Santel Communications Incorporated (2.3 TCR gap)

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

GNS Berlin

15.7
This site

12
Santel Communi

9.7
Conterra Hessm

8.3
Mahaska Commun

6

What this shows Corona CA Office - Ericsson averages 12.0 TCR (1717% of the Dial-up Internet service providers, using client-supplied telecommunications connections BLS benchmark).

Corona CA Office - Ericsson TCR series: 2021=24 · 2022=0 · BLS 0.7

Where Corona CA Office - Ericsson falls in its industry

28 Dial-up Internet service provi establishments

Safer than 11% of graded establishments in this industry, whose median TCR is 2.5.

Grade F

More dangerous than peersSafer than peers

Corona CA Office - Ericsson (14 employees, TCR 12.0) among 20 same-industry peers, split at the industry median of 65 employees and a TCR of 2.5

Corona CA Office - Ericsson has fewer employees than the Dial-up Internet service providers, usin median and a higher injury rate than the industry's median TCR of 2.5. 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
2022	0.0	0.0	0	0	0
2021	24.0	12.0	2	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

517919 · CA · Corona

28 Dial-up Internet service providers, using client-supplied telecommunications connections employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 409 employers in Corona, CA · 4 cross-state NAT-TCR peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	Santel Communications Incorporated	WOONSOCKET, SD	9.7 TCR
NAICS-TCR	GNS Berlin	BERLIN, CT	15.7 TCR
NAICS-TCR	Conterra Hessmer	MANSURA, LA	8.3 TCR
NAICS-TCR	Mahaska Communication Group	OSKALOOSA, IA	6.0 TCR
STATE-SIZE	Beckstoffer Vineyards - Mendocino	UKIAH	14 FTE
STATE-SIZE	Shafter Wasco Investment Co., Inc.	SHAFTER	14 FTE
STATE-SIZE	Bixler	STOCKTON	14 FTE
STATE-SIZE	Hofstee Farms	TIPTON	14 FTE
CITY-NEAR	Monster Energy Company 2535 Anselmo Dr	Corona	2,572 FTE
CITY-NEAR	Monster Energy Company	Corona	2,388 FTE
CITY-NEAR	Monster Energy Company - Anselmo Dr, Corona	Corona	2,335 FTE
CITY-NEAR	California Department of Transportation Facility 289	Corona	1,587 FTE
NAT-TCR	buybuy Baby Braintree	Braintree, MA	12.0 TCR
NAT-TCR	Overlook Medical Center	Summit, NJ	12.0 TCR
NAT-TCR	Buffalo Valley Lutheran Village Personal Care	Lewisburg, PA	12.0 TCR
NAT-TCR	230431-Bal-Downtown Delivery Anx	Baltimore, MD	12.0 TCR

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: 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.