Precision turned product manufacturing · Illinois

Jernberg Industries, LLC

Name: Jernberg Industries, LLC Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Bolingbrook, IL · ~158 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

B
Good Safety Record: 2.1
Avg TCR: 3.3
Industry avg: 0
Fatalities

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The verdict

Jernberg Industries, LLC runs at 65% of its industry's injury rate - safer than the typical Precision turned product manufacturing workplace, earning a grade B.

Jernberg Industries, LLC: 2.1 TCR = 65% of Precision turned product manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

Jernberg Industries, LLC safety composite

Jernberg Industries, LLC scores strongest on total case rate (tcr) (safer than 76% of same-industry peers) and weakest on fatalities (safer than 50%), 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).

62/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): B 2.14 per 100 workers

Safer than 76% of industry peers
DART rate: D 0.02 per 100 workers

Safer than 54% 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

−4.2

2016→2021

Jernberg Industries, LLC injury rate improved

Jernberg Industries, LLC's TCR fell 4.2 from 4.3 in 2016 to 0.0 in 2021. Peak filing year was 2016 at 4.3 TCR. In 2021, DART was 0.01× this establishment's average TCR (severity share of cases).

2016=4.3 · 2021=0.0

OSHA ITA Form 300A scorecard

Establishment book 332721 · Bolingbrook, IL AT/BELOW-IND · MID

Grade B · TCR 2.1 · 65% of ind

DART 0.0 DART
RANK #11/44
PHOTO Main
BOOK 2y book
INJ 11 inj
SIZE ~158 FTE

Nearest TCR peer: Main (0.0 TCR gap)

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This site

2.1
Main

2.1
Droitcour Comp

2.1
TECTON INDUSTR

2.1
HPF

2.1

What this shows Jernberg Industries, LLC averages 2.1 TCR (65% of the Precision turned product manufacturing BLS benchmark).

Jernberg Industries, LLC TCR series: 2016=4.3 · 2021=0 · BLS 3.3

Where Jernberg Industries, LLC falls in its industry

464 Precision turned product manuf establishments

Safer than 76% of graded establishments in this industry, whose median TCR is 3.6.

Grade B

More dangerous than peersSafer than peers

Narrower to Illinois alone (the establishments it most directly competes with for workers and contracts): ranked #11 safest of 44 Precision turned product manuf employers in Illinois.

Jernberg Industries, LLC (158 employees, TCR 2.1) among 29 same-industry peers, split at the industry median of 61 employees and a TCR of 3.6

Jernberg Industries, LLC has more employees than the Precision turned product manufacturing median and a lower injury rate than the industry's median TCR of 3.6. 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
2021	0.0	0.0	3	0	0
2016	4.3	2.7	8	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

332721 · IL · Bolingbrook

464 Precision turned product manufacturing employers nationwide with a credible TCR · 22,804 rated employers in Illinois with headcount on file · 243 employers in Bolingbrook, IL · 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	Main	MAINEVILLE, OH	2.1 TCR
NAICS-TCR	Droitcour Company	WARWICK, RI	2.1 TCR
NAICS-TCR	TECTON INDUSTRIES, INC.	SPENCER, IA, IA	2.1 TCR
NAICS-TCR	HPF	SOLON, OH	2.1 TCR
STATE-SIZE	Seating Concepts	ROCKDALE	158 FTE
STATE-SIZE	Builders Paving, LLC	HILLSIDE	158 FTE
STATE-SIZE	Helm Electric	STERLING	158 FTE
STATE-SIZE	Preferred Electrical Construction Corp. Of Illinois Inc.	BLOOMINGDALE	158 FTE
CITY-NEAR	IL-02	Bolingbrook	4,926 FTE
CITY-NEAR	Corporate Office	Bolingbrook	1,368 FTE
CITY-NEAR	4818-48180018-300 E. CROSSROADS PKWY-WC	Bolingbrook	971 FTE
CITY-NEAR	G&W Electric Company	Bolingbrook	935 FTE
NAT-TCR	Circuits & Cables L.L.C.	Vandalia, OH	2.1 TCR
NAT-TCR	Woodruff Enterprises	Springfield, OH	2.1 TCR
NAT-TCR	North Stonington	North Stonington, CT	2.1 TCR
NAT-TCR	Colorado Crude Carriers	Greeley, CO	2.1 TCR
NAT-SIZE	Mississippi Care Center of Raleigh	Raleigh, MS	158 FTE
NAT-SIZE	Meritor Forest City	Forest City, NC	158 FTE
NAT-SIZE	The Parts House Loc 1	Jacksonville, FL	158 FTE
NAT-SIZE	Capitol Electric Co., Inc.	Portland, OR	158 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: 2021, 2016. 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.