Waterproofing contractors · Texas

Chamberlin Houston LLC

Houston, TX · ~301 workers · 8 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.4
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Chamberlin Houston LLC runs at 15% of its industry's injury rate - far safer than the typical Waterproofing contractors workplace, earning a grade A.

Chamberlin Houston LLC: 0.4 TCR = 15% of Waterproofing contractors BLS 2.8 · 8y Form 300A (see methodology below)

Chamberlin Houston LLC safety composite

Chamberlin Houston LLC 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).

C

71/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 0.43 per 100 workers

Safer than 97% of industry peers

DART rate
C 0.32 per 100 workers

Safer than 57% 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%).

Chamberlin Houston LLC held a steady TCR band

Chamberlin Houston LLC's TCR held near 0.1 from 0.8 in 2016 to 0.7 in 2024. Peak filing year was 2018 at 1.0 TCR. In 2024, DART was 0.74× this establishment's average TCR (severity share of cases).

2016=0.8 · 2017=0.0 · 2018=1.0 · 2019=0.0 · 2020=0.3 · 2021=0.4 · 2023=0.3 · 2024=0.7

OSHA ITA Form 300A scorecard

Establishment book 238390 · Houston, TX AT/BELOW-IND · MID

Grade A · TCR 0.4 · 15% of ind

  • DART 0.3 DART
  • RANK #3/33
  • PHOTO Apex Building Compan…
  • BOOK 8y book
  • INJ 10 inj
  • SIZE ~301 FTE

Nearest TCR peer: Apex Building Company LLC (0.0 TCR gap)

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

Chamberlin Houston LLC in the TCR neighbourhood

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

TCR

What this shows Chamberlin Houston LLC averages 0.4 TCR (15% of the Waterproofing contractors BLS benchmark).

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

Chamberlin Houston LLC TCR series: 2016=0.8 · 2017=0 · 2018=1 · 2019=0 · 2020=0.3 · 2021=0.4 · 2023=0.3 · 2024=0.7 · BLS 2.8

Where Chamberlin Houston LLC falls in its industry

403 Waterproofing contractors establishments

Safer than 97% of graded establishments in this industry, whose median TCR is 4.1.

More dangerous than peersSafer than peers

Narrower to Texas alone (the establishments it most directly competes with for workers and contracts): ranked #3 safest of 33 Waterproofing contractors employers in Texas.

Chamberlin Houston LLC (301 employees, TCR 0.4) among 29 same-industry peers, split at the industry median of 53 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 0100200300400500 051015 Average employees Total Case Rate Chamberlin Houston LLC
Chamberlin Houston LLC (301 employees, TCR 0.4) among 29 same-industry peers, split at the industry median of 53 employees and a TCR of 4.1

Chamberlin Houston LLC has more employees than the Waterproofing contractors 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 0.7 0.3 2 0 0
2023 0.3 0.3 1 0 0
2021 0.4 0.4 1 0 0
2020 0.3 0.3 1 0 0
2019 0.0 0.0 0 0 0
2018 1.0 0.7 3 0 0
2017 0.0 0.0 0 0 0
2016 0.8 0.8 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238390 · TX · Houston

403 Waterproofing contractors employers nationwide with a credible TCR · 38,394 rated employers in Texas with headcount on file · 5,116 employers in Houston, TX · 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 Apex Building Company LLC 0.4 TCR
NAICS-TCR Blackwell's Field 0.4 TCR
NAICS-TCR American Furniture Installations 0.5 TCR
NAICS-TCR Krueger International, Inc 0.4 TCR
STATE-SIZE Apache - FLNG 301 FTE
STATE-SIZE ANCHOR FABRICATION 301 FTE
STATE-SIZE Laboratory Tops Inc 301 FTE
STATE-SIZE Valero Energy Partners LP 301 FTE
CITY-NEAR IAH IAH 11,560 FTE
CITY-NEAR IAH - Airport United Airlines Offices 10,239 FTE
CITY-NEAR 6925-IAH 9,442 FTE
CITY-NEAR Houston Methodist Hospital Texas Medical Center 8,873 FTE
NAT-TCR California Fine Wire Company 0.4 TCR
NAT-TCR Site Rite Construction Co 0.4 TCR
NAT-TCR Interstate Warehousing Inc. 0.4 TCR
NAT-TCR Ben Hill Griffin, Inc. 0.4 TCR
NAT-SIZE Sholom Home East Inc. 301 FTE
NAT-SIZE Antaya Technologies, LLC 301 FTE
NAT-SIZE United Integrated Services (USA) Corp 301 FTE
NAT-SIZE Solari Enterprises Inc 301 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, 2021, 2020, 2019, 2018, 2017, 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.