Acoustical engineering consulting services · Illinois

MEC - Headquarters

Chicago, IL · ~188 workers · 2 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
0.6
Avg TCR
0.5
Industry avg
0
Fatalities
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The verdict

MEC - Headquarters runs at 120% of its industry's injury rate - more dangerous than the typical Acoustical engineering consulting services workplace, earning a grade D.

MEC - Headquarters: 0.6 TCR = 120% of Acoustical engineering consulting services BLS 0.5 · 2y Form 300A (see methodology below)

MEC - Headquarters safety composite

MEC - Headquarters scores strongest on dart rate (safer than 70% 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).

C

62/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 0.6 per 100 workers

Safer than 63% of industry peers

DART rate
C 0 per 100 workers

Safer than 70% 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

−1.2

2018→2019

MEC - Headquarters injury rate improved

MEC - Headquarters's TCR fell 1.2 from 1.2 in 2018 to 0.0 in 2019. Peak filing year was 2018 at 1.2 TCR. In 2019, DART was 0× this establishment's average TCR (severity share of cases).

2018=1.2 · 2019=0.0

OSHA ITA Form 300A scorecard

Establishment book 541330 · Chicago, IL ABOVE-IND · MID

Grade D · TCR 0.6 · 120% of ind

  • DART 0.0 DART
  • RANK #6/15
  • PHOTO Dart Container Engin…
  • BOOK 2y book
  • INJ 2 inj
  • SIZE ~188 FTE

Nearest TCR peer: Dart Container Engineering (0.0 TCR gap)

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

MEC - Headquarters in the TCR neighbourhood

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

TCR

What this shows MEC - Headquarters averages 0.6 TCR (120% of the Acoustical engineering consulting services BLS benchmark).

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

MEC - Headquarters TCR series: 2018=1.2 · 2019=0 · BLS 0.5

Where MEC - Headquarters falls in its industry

690 Acoustical engineering consult establishments

Safer than 63% of graded establishments in this industry, whose median TCR is 0.9.

More dangerous than peersSafer than peers

Narrower to Illinois alone (the establishments it most directly competes with for workers and contracts): ranked #6 safest of 15 Acoustical engineering consult employers in Illinois.

MEC - Headquarters (188 employees, TCR 0.6) among 29 same-industry peers, split at the industry median of 112 employees and a TCR of 0.9 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 01,0002,0003,0004,000 051015 Average employees Total Case Rate MEC - Headquarters
MEC - Headquarters (188 employees, TCR 0.6) among 29 same-industry peers, split at the industry median of 112 employees and a TCR of 0.9

MEC - Headquarters has more employees than the Acoustical engineering consulting servic median and a lower injury rate than the industry's median TCR of 0.9. 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
2019 0.0 0.0 0 0 0
2018 1.2 0.6 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

541330 · IL · Chicago

690 Acoustical engineering consulting services employers nationwide with a credible TCR · 22,804 rated employers in Illinois with headcount on file · 2,934 employers in Chicago, 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 Dart Container Engineering 0.6 TCR
NAICS-TCR B57 0.6 TCR
NAICS-TCR Redmond Office 0.6 TCR
NAICS-TCR Broadview Product Development 0.6 TCR
STATE-SIZE Hayes Services, LLC 188 FTE
STATE-SIZE PCI Chicago Interior 188 FTE
STATE-SIZE Affy Tapple, LLC 188 FTE
STATE-SIZE Richelieu Foods, Inc. - Wheeling 188 FTE
CITY-NEAR Chicago Public Schools 49,500 FTE
CITY-NEAR Chicago/Corporate 18,831 FTE
CITY-NEAR University of Illinois at Chicago 13,092 FTE
CITY-NEAR University Health Service UIC UIC Campus 12,732 FTE
NAT-TCR 100 North St. - Teterboro 0.6 TCR
NAT-TCR Sales - Section 32 - Bloomington, MN 0.6 TCR
NAT-TCR 2029-CPN Billings/Collections 0.6 TCR
NAT-TCR Hamilton Sundstrand Electrial Operations 0.6 TCR
NAT-SIZE IA,SHELDON - Campus - General Medical and Surgical Hospitals 188 FTE
NAT-SIZE Exide Technologies - Lampeter 188 FTE
NAT-SIZE Inphi Corporation - SCL 188 FTE
NAT-SIZE 5055 - NV Clark County Detention Center 188 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: 2019, 2018. 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.