Acoustics testing laboratories or services · Illinois

Naperville Ill

Naperville, IL · ~1,349 workers · 2 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.1
Avg TCR
0.5
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

Naperville Ill runs at 16% of its industry's injury rate - far safer than the typical Acoustics testing laboratories or services workplace, earning a grade A.

Naperville Ill: 0.1 TCR = 16% of Acoustics testing laboratories or services BLS 0.5 · 2y Form 300A (see methodology below)

Naperville Ill safety composite

Naperville Ill scores strongest on total case rate (tcr) (safer than 97% 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).

B

76/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 0.08 per 100 workers

Safer than 97% of industry peers

DART rate
C 0 per 100 workers

Safer than 71% 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%).

Naperville Ill held a steady TCR band

Naperville Ill's TCR held near 0.0 from 0.1 in 2016 to 0.1 in 2022. In 2022, DART was 0× this establishment's average TCR (severity share of cases).

2016=0.1 · 2022=0.1

OSHA ITA Form 300A scorecard

Establishment book 541380 · Naperville, IL AT/BELOW-IND · LARGE

Grade A · TCR 0.1 · 16% of ind

  • DART 0.0 DART
  • RANK #1/4
  • PHOTO MA - Burlington
  • BOOK 2y book
  • INJ 2 inj
  • SIZE ~1,349 FTE

Nearest TCR peer: MA - Burlington (0.0 TCR gap)

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

Naperville Ill in the TCR neighbourhood

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

TCR

What this shows Naperville Ill averages 0.1 TCR (16% of the Acoustics testing laboratories or services BLS benchmark).

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

Naperville Ill TCR series: 2016=0.1 · 2022=0.1 · BLS 0.5

Where Naperville Ill falls in its industry

232 Acoustics testing laboratories establishments

Safer than 97% of graded establishments in this industry, whose median TCR is 1.0.

More dangerous than peersSafer than peers

Narrower to Illinois alone (the establishments it most directly competes with for workers and contracts): ranked #1 safest of 4 Acoustics testing laboratories employers in Illinois.

Naperville Ill (1,349 employees, TCR 0.1) among 29 same-industry peers, split at the industry median of 81 employees and a TCR of 1.0 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 01,0002,0003,0004,0005,000 05101520 Average employees Total Case Rate Naperville Ill
Naperville Ill (1,349 employees, TCR 0.1) among 29 same-industry peers, split at the industry median of 81 employees and a TCR of 1.0

Naperville Ill has more employees than the Acoustics testing laboratories or servic median and a lower injury rate than the industry's median TCR of 1.0. 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
2022 0.1 0.0 1 0 0
2016 0.1 0.1 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

541380 · IL · Naperville

232 Acoustics testing laboratories or services employers nationwide with a credible TCR · 22,804 rated employers in Illinois with headcount on file · 241 employers in Naperville, 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 MA - Burlington 0.1 TCR
NAICS-TCR ZF-Washington-01 0.1 TCR
NAICS-TCR Caris Irving HQ 0.1 TCR
NAICS-TCR NDT 0.1 TCR
STATE-SIZE MDW - Inflight 1,350 FTE
STATE-SIZE Walgreens Distribution Center 1,345 FTE
STATE-SIZE JLL Corporate Office 1,354 FTE
STATE-SIZE City of Springfield 1,344 FTE
CITY-NEAR Indian Prairie School District 3,568 FTE
CITY-NEAR Naperville Research Center 862 FTE
CITY-NEAR 2884 Cor3010 855 FTE
CITY-NEAR NG Naperville Reporting Center 741 FTE
NAT-TCR Cox Communications - Market Center 0.1 TCR
NAT-TCR Akebia Therapeutics, Inc. 0.1 TCR
NAT-TCR Air General - Home Office 0.1 TCR
NAT-TCR Ulteig- St. Paul Office 0.1 TCR
NAT-SIZE Genesee County 1,349 FTE
NAT-SIZE Antilles Services 1,349 FTE
NAT-SIZE WA002 1,350 FTE
NAT-SIZE Life Sciences Solutions Group (LSG) Remote Employees 1,350 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: 2022, 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.