Architectural metalwork manufacturing · Illinois

MRK Industries, Inc.

Libertyville, IL · ~55 workers · 8 years of OSHA Injury Tracking Application data.

C
Average Safety Record
2.7
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

MRK Industries, Inc. runs at 81% of its industry's injury rate - about level with the typical Architectural metalwork manufacturing workplace, earning a grade C.

MRK Industries, Inc.: 2.7 TCR = 81% of Architectural metalwork manufacturing BLS 3.3 · 8y Form 300A (see methodology below)

MRK Industries, Inc. safety composite

MRK Industries, Inc. scores strongest on total case rate (tcr) (safer than 68% of same-industry peers) and weakest on dart rate (safer than 47%), 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

56/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 2.66 per 100 workers

Safer than 68% of industry peers

DART rate
D 1.52 per 100 workers

Safer than 47% 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%).

Rising injury rate

MRK Industries, Inc.: 0.0 → 1.5 TCR

Peak year 2019 @ 5.4 TCR · DART/TCR 0.57× in 2024

MRK Industries, Inc.'s TCR rose 1.5 from 0.0 in 2016 to 1.5 in 2024. Peak filing year was 2019 at 5.4 TCR. In 2024, DART was 0.57× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 332323 · Libertyville, IL AT/BELOW-IND · SMALL

Grade C · TCR 2.7 · 81% of ind

  • DART 1.5 DART
  • RANK #3/9
  • PHOTO CMC Southern Post Te…
  • BOOK 8y book
  • INJ 12 inj
  • SIZE ~55 FTE

Nearest TCR peer: CMC Southern Post Texas (0.0 TCR gap)

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

MRK Industries, Inc. in the TCR neighbourhood

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

TCR

What this shows MRK Industries, Inc. averages 2.7 TCR (81% of the Architectural metalwork manufacturing BLS benchmark).

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

MRK Industries, Inc. TCR series: 2016=0 · 2018=5.1 · 2019=5.4 · 2020=2.5 · 2021=5.2 · 2022=1.5 · 2023=0 · 2024=1.5 · BLS 3.3

Where MRK Industries, Inc. falls in its industry

309 Architectural metalwork manufa establishments

Safer than 68% of graded establishments in this industry, whose median TCR is 4.1.

More dangerous than peersSafer than peers

Narrower to Illinois alone (the establishments it most directly competes with for workers and contracts): ranked #3 safest of 9 Architectural metalwork manufa employers in Illinois.

MRK Industries, Inc. (55 employees, TCR 2.7) among 29 same-industry peers, split at the industry median of 48 employees and a TCR of 4.1 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 050100150200250 051015 Average employees Total Case Rate MRK Industries, Inc.
MRK Industries, Inc. (55 employees, TCR 2.7) among 29 same-industry peers, split at the industry median of 48 employees and a TCR of 4.1

MRK Industries, Inc. has more employees than the Architectural metalwork manufacturing median and a lower injury rate than the industry's median TCR of 4.1. 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
2024 1.5 1.5 1 0 0
2023 0.0 0.0 0 0 0
2022 1.5 0.0 1 0 0
2021 5.2 2.6 4 0 0
2020 2.5 2.5 2 0 0
2019 5.4 2.7 2 0 0
2018 5.1 5.1 2 0 0
2016 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

332323 · IL · Libertyville

309 Architectural metalwork manufacturing employers nationwide with a credible TCR · 22,804 rated employers in Illinois with headcount on file · 71 employers in Libertyville, IL · 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 CMC Southern Post Texas 2.7 TCR
NAICS-TCR Eastern Metal Works Inc 2.7 TCR
NAICS-TCR USG Interiors Cartersville 2.7 TCR
NAICS-TCR Ameristar Perimeter Security 2.7 TCR
STATE-SIZE Illinois 55 FTE
STATE-SIZE 0G6 - Gas Storage 55 FTE
STATE-SIZE BS&T Construction 55 FTE
STATE-SIZE JOSCO Construction Services, Inc 55 FTE
CITY-NEAR Advocate Condell Medical Center 1,903 FTE
CITY-NEAR Brightstar, US 1,755 FTE
CITY-NEAR Aldridge Electric 1,193 FTE
CITY-NEAR Hollister Incorporated Libertyville 580 FTE
NAT-TCR Bear IC, LLC 2.7 TCR
NAT-TCR WWT 2.7 TCR
NAT-TCR Hollywood Super Market #6 LLC 2.7 TCR
NAT-TCR GKN Sinter Metals 2.7 TCR
NAT-SIZE Target Building Construction, Inc. 55 FTE
NAT-SIZE Lyness Construction, Lp 55 FTE
NAT-SIZE Keiver-Willard Lumber Corp 55 FTE
NAT-SIZE Gladen Construction Inc 55 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: 2024, 2023, 2022, 2021, 2020, 2019, 2018, 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.