Air-conditioning system (except window) installation · Maryland

Ariosa & Co. LLC

Hunt Valley, MD · ~87 workers · 4 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
6.8
Avg TCR
2.8
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

Ariosa & Co. LLC runs at 244% of its industry's injury rate - far more dangerous than the typical Air-conditioning system (except window) installation workplace, earning a grade F.

Ariosa & Co. LLC: 6.8 TCR = 244% of Air-conditioning system (except window) installation BLS 2.8 · 4y Form 300A (see methodology below)

Ariosa & Co. LLC safety composite

Ariosa & Co. LLC scores strongest on dart rate (safer than 80% of same-industry peers) and weakest on total case rate (tcr) (safer than 22%), 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

50/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 6.84 per 100 workers

Safer than 22% 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

−7.0

2019→2022

Ariosa & Co. LLC injury rate improved

Ariosa & Co. LLC's TCR fell 7.0 from 9.3 in 2019 to 2.2 in 2022. Peak filing year was 2021 at 10.7 TCR. In 2022, DART was 0× this establishment's average TCR (severity share of cases).

2019=9.3 · 2020=5.1 · 2021=10.7 · 2022=2.2

OSHA ITA Form 300A scorecard

Establishment book 238220 · Hunt Valley, MD ABOVE-IND · SMALL

Grade F · TCR 6.8 · 244% of ind

  • DART 0.0 DART
  • RANK #101/121
  • PHOTO Price Brothers, Inc.…
  • BOOK 4y book
  • INJ 17 inj
  • SIZE ~87 FTE

Nearest TCR peer: Price Brothers, Inc. - North (0.0 TCR gap)

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

Ariosa & Co. LLC in the TCR neighbourhood

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

TCR

What this shows Ariosa & Co. LLC averages 6.8 TCR (244% of the Air-conditioning system (except window) installation BLS benchmark).

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

Ariosa & Co. LLC TCR series: 2019=9.3 · 2020=5.1 · 2021=10.7 · 2022=2.2 · BLS 2.8

Where Ariosa & Co. LLC falls in its industry

5,793 Air-conditioning system (excep establishments

Safer than 22% 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 #101 safest of 121 Air-conditioning system (excep employers in Maryland.

Ariosa & Co. LLC (87 employees, TCR 6.8) 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 Ariosa & Co. LLC
Ariosa & Co. LLC (87 employees, TCR 6.8) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Ariosa & Co. LLC has more employees than the Air-conditioning system (except window) median and a higher 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
2022 2.2 0.0 2 0 0
2021 10.7 2.4 8 1 0
2020 5.1 0.0 0 4 0
2019 9.3 2.6 7 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · MD · Hunt Valley

5,793 Air-conditioning system (except window) installation employers nationwide with a credible TCR · 7,213 rated employers in Maryland with headcount on file · 35 employers in Hunt Valley, 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 Price Brothers, Inc. - North 6.8 TCR
NAICS-TCR Isaac Heating & Air Conditioning, Inc. 6.8 TCR
NAICS-TCR Romanoff Heating & Cooling - Columbus 6.8 TCR
NAICS-TCR THREE G'S INC. DBA GRIMES HEATING & AIR CONDITIONING 6.8 TCR
STATE-SIZE Perry Hall Service Center 87 FTE
STATE-SIZE Synergi llc 87 FTE
STATE-SIZE CMC Sheet Metal Inc. 87 FTE
STATE-SIZE BrandSafway Services, LLC - Laurel Branch 87 FTE
CITY-NEAR Hunt Valley 1,197 FTE
CITY-NEAR McCormick Hunt Valley Plant 879 FTE
CITY-NEAR Headquarters 634 FTE
CITY-NEAR Century Engineering, LLC - A Kleinfelder Company 627 FTE
NAT-TCR Home Health by Hale Makua 6.8 TCR
NAT-TCR Steel Technologies Berkeley 6.8 TCR
NAT-TCR SLN-ODFL 6.8 TCR
NAT-TCR Hampel Corporation 6.8 TCR
NAT-SIZE Cantrell-Gainco Group, Inc. 87 FTE
NAT-SIZE Surprise Office 87 FTE
NAT-SIZE Tops #566 87 FTE
NAT-SIZE Baierl Subaru 87 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, 2021, 2020, 2019. 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.