HVAC (heating, ventilation and air-conditioning) contractors · Maryland

Seasonair LLC

Gaithersburg, MD · ~56 workers · 5 years of OSHA Injury Tracking Application data.

B
Good Safety Record
1.8
Avg TCR
2.8
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

Seasonair LLC runs at 65% of its industry's injury rate - safer than the typical HVAC (heating, ventilation and air-conditioning) contractors workplace, earning a grade B.

Seasonair LLC: 1.8 TCR = 65% of HVAC (heating, ventilation and air-conditioning) contractors BLS 2.8 · 5y Form 300A (see methodology below)

Seasonair LLC safety composite

Seasonair LLC scores strongest on dart rate (safer than 80% 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

70/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.83 per 100 workers

Safer than 72% of industry peers

DART rate
B 0 per 100 workers

Safer than 80% 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

−3.5

2016→2024

Seasonair LLC injury rate improved

Seasonair LLC's TCR fell 3.5 from 3.5 in 2016 to 0.0 in 2024. Peak filing year was 2020 at 5.6 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2016=3.5 · 2020=5.6 · 2022=0.0 · 2023=0.0 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · Gaithersburg, MD AT/BELOW-IND · SMALL

Grade B · TCR 1.8 · 65% of ind

  • DART 0.0 DART
  • RANK #41/121
  • PHOTO Rawlings Mechanical …
  • BOOK 5y book
  • INJ 5 inj
  • SIZE ~56 FTE

Nearest TCR peer: Rawlings Mechanical Corp (0.0 TCR gap)

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

Seasonair LLC in the TCR neighbourhood

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

TCR

What this shows Seasonair LLC averages 1.8 TCR (65% of the HVAC (heating, ventilation and air-conditioning) contractors BLS benchmark).

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

Seasonair LLC TCR series: 2016=3.5 · 2020=5.6 · 2022=0 · 2023=0 · 2024=0 · BLS 2.8

Where Seasonair LLC falls in its industry

5,793 HVAC (heating, ventilation and establishments

Safer than 72% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Maryland alone (the establishments it most directly competes with for workers and contracts): ranked #41 safest of 121 HVAC (heating, ventilation and employers in Maryland.

Seasonair LLC (56 employees, TCR 1.8) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3 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 05101520 Average employees Total Case Rate Seasonair LLC
Seasonair LLC (56 employees, TCR 1.8) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Seasonair LLC has fewer employees than the HVAC (heating, ventilation and air-condi median and a lower injury rate than the industry's median TCR of 3.3. 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 0.0 0.0 0 0 0
2023 0.0 0.0 0 0 0
2022 0.0 0.0 0 0 0
2020 5.6 3.7 3 0 0
2016 3.5 0.0 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · MD · Gaithersburg

5,793 HVAC (heating, ventilation and air-conditioning) contractors employers nationwide with a credible TCR · 7,213 rated employers in Maryland with headcount on file · 202 employers in Gaithersburg, MD · 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 Rawlings Mechanical Corp 1.8 TCR
NAICS-TCR Stirrett Johnsen, Inc. 1.8 TCR
NAICS-TCR RP Fedder Industrial, LLC - Rochester 1.8 TCR
NAICS-TCR TCS Mechanical, LLC 1.8 TCR
STATE-SIZE Empower Energies LLC 56 FTE
STATE-SIZE WMS 56 FTE
STATE-SIZE Mid Atlantic Contracting 56 FTE
STATE-SIZE Walls & Ceilings, Inc. 56 FTE
CITY-NEAR AstraZeneca Gaithersburg Campus 4,117 FTE
CITY-NEAR MDGAI - GAITHERSBURG HUB 794 FTE
CITY-NEAR Adventist Healthcare Support Center to SGMC 764 FTE
CITY-NEAR MDGAI - GAITHERSBURG-PACKAGE CENTER 759 FTE
NAT-TCR RYAM-Fernandina Mill 1.8 TCR
NAT-TCR Ryder Milton 1.8 TCR
NAT-TCR AKRA Builders, Inc. 1.8 TCR
NAT-TCR Memorial Mall Store #2306 1.8 TCR
NAT-SIZE Guilford County - Property Management/Parks and Recreation 56 FTE
NAT-SIZE Plainview Martin Resources 56 FTE
NAT-SIZE Mercy Home 56 FTE
NAT-SIZE Evergreen Industrial Services - Texas City 56 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, 2020, 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.