Construction management, water and sewer line · Illinois

Landmarc Environmental Systems, LLC

Naperville, IL · ~99 workers · 6 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
4.3
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Landmarc Environmental Systems, LLC runs at 155% of its industry's injury rate - more dangerous than the typical Construction management, water and sewer line workplace, earning a grade D.

Landmarc Environmental Systems, LLC: 4.3 TCR = 155% of Construction management, water and sewer line BLS 2.8 · 6y Form 300A (see methodology below)

Landmarc Environmental Systems, LLC safety composite

Landmarc Environmental Systems, LLC scores strongest on dart rate (safer than 53% of same-industry peers) and weakest on total case rate (tcr) (safer than 32%), 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).

D

44/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 4.35 per 100 workers

Safer than 32% of industry peers

DART rate
D 0.69 per 100 workers

Safer than 53% of industry peers

Fatalities
D 0

Safer than 52% 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

−7.4

2016→2021

Landmarc Environmental Systems, LLC injury rate improved

Landmarc Environmental Systems, LLC's TCR fell 7.4 from 8.1 in 2016 to 0.7 in 2021. Peak filing year was 2016 at 8.1 TCR. In 2021, DART was 0.16× this establishment's average TCR (severity share of cases).

2016=8.1 · 2017=7.1 · 2018=4.2 · 2019=3.0 · 2020=2.9 · 2021=0.7

OSHA ITA Form 300A scorecard

Establishment book 237110 · Naperville, IL ABOVE-IND · SMALL

Grade D · TCR 4.3 · 155% of ind

  • DART 0.7 DART
  • RANK #44/58
  • PHOTO MMC, Inc.
  • BOOK 6y book
  • INJ 23 inj
  • SIZE ~99 FTE

Nearest TCR peer: MMC, Inc. (0.0 TCR gap)

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

Landmarc Environmental Systems, LLC in the TCR neighbourhood

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

TCR

What this shows Landmarc Environmental Systems, LLC averages 4.3 TCR (155% of the Construction management, water and sewer line BLS benchmark).

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

Landmarc Environmental Systems, LLC TCR series: 2016=8.1 · 2017=7.1 · 2018=4.2 · 2019=3 · 2020=2.9 · 2021=0.7 · BLS 2.8

Where Landmarc Environmental Systems, LLC falls in its industry

1,614 Construction management, water establishments

Safer than 32% of graded establishments in this industry, whose median TCR is 3.0.

More dangerous than peersSafer than peers

Narrower to Illinois alone (the establishments it most directly competes with for workers and contracts): ranked #44 safest of 58 Construction management, water employers in Illinois.

Landmarc Environmental Systems, LLC (99 employees, TCR 4.3) among 29 same-industry peers, split at the industry median of 54 employees and a TCR of 3.0 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 0100200300400500 051015 Average employees Total Case Rate Landmarc Environmental Systems, LLC
Landmarc Environmental Systems, LLC (99 employees, TCR 4.3) among 29 same-industry peers, split at the industry median of 54 employees and a TCR of 3.0

Landmarc Environmental Systems, LLC has more employees than the Construction management, water and sewer median and a higher injury rate than the industry's median TCR of 3.0. 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
2021 0.7 0.7 1 0 0
2020 2.9 1.5 4 0 0
2019 3.0 0.8 4 0 0
2018 4.2 2.5 5 0 0
2017 7.1 3.5 6 0 0
2016 8.1 0.0 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

237110 · IL · Naperville

1,614 Construction management, water and sewer line 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 MMC, Inc. 4.3 TCR
NAICS-TCR McClure and Sons 4.3 TCR
NAICS-TCR D'Allessandro Corp 4.3 TCR
NAICS-TCR Willow Powder Springs 4.3 TCR
STATE-SIZE Southern Illinois Power Cooperative 99 FTE
STATE-SIZE Granite Construction Company - Illinois Region 99 FTE
STATE-SIZE Industrial Fence, Inc. 99 FTE
STATE-SIZE Ardent Mills Alton 99 FTE
CITY-NEAR Indian Prairie School District 3,568 FTE
CITY-NEAR Naperville Ill 1,349 FTE
CITY-NEAR Naperville Research Center 862 FTE
CITY-NEAR 2884 Cor3010 855 FTE
NAT-TCR Cardinal Health Champlin MN 4.3 TCR
NAT-TCR Jewell Machine and Fabrication 4.3 TCR
NAT-TCR Manassas Neighborhood 4.3 TCR
NAT-TCR Swift Pork Company - Worthington 4.3 TCR
NAT-SIZE Solid-Employees LLC 99 FTE
NAT-SIZE Avamere Rehab of Eugene 99 FTE
NAT-SIZE PCX Corporation 99 FTE
NAT-SIZE Watertown 99 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, 2020, 2019, 2018, 2017, 2016. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.