Air-conditioning condensers and condensing units manufacturing · Maryland

STULZ Air Technology Systems, Inc.

Frederick, MD · ~397 workers · 4 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
6.1
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

STULZ Air Technology Systems, Inc. runs at 184% of its industry's injury rate - more dangerous than the typical Air-conditioning condensers and condensing units manufacturing workplace, earning a grade D.

STULZ Air Technology Systems, Inc.: 6.1 TCR = 184% of Air-conditioning condensers and condensing units manufacturing BLS 3.3 · 4y Form 300A (see methodology below)

STULZ Air Technology Systems, Inc. safety composite

STULZ Air Technology Systems, Inc. scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on total case rate (tcr) (safer than 16%), 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).

F

25/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 6.06 per 100 workers

Safer than 16% of industry peers

DART rate
F 3.71 per 100 workers

Safer than 18% 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%).

TCR Δ

−3.4

2016→2020

STULZ Air Technology Systems, Inc. injury rate improved

STULZ Air Technology Systems, Inc.'s TCR fell 3.4 from 7.3 in 2016 to 4.0 in 2020. Peak filing year was 2017 at 7.9 TCR. In 2020, DART was 0.61× this establishment's average TCR (severity share of cases).

2016=7.3 · 2017=7.9 · 2019=5.0 · 2020=4.0

OSHA ITA Form 300A scorecard

Establishment book 333415 · Frederick, MD ABOVE-IND · MID

Grade D · TCR 6.1 · 184% of ind

  • DART 3.7 DART
  • RANK #5/6
  • PHOTO Klinge Corp.
  • BOOK 4y book
  • INJ 89 inj
  • SIZE ~397 FTE

Nearest TCR peer: Klinge Corp. (0.0 TCR gap)

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

STULZ Air Technology Systems, Inc. in the TCR neighbourhood

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

TCR

What this shows STULZ Air Technology Systems, Inc. averages 6.1 TCR (184% of the Air-conditioning condensers and condensing units manufacturing BLS benchmark).

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

STULZ Air Technology Systems, Inc. TCR series: 2016=7.3 · 2017=7.9 · 2019=5 · 2020=4 · BLS 3.3

Where STULZ Air Technology Systems, Inc. falls in its industry

461 Air-conditioning condensers an establishments

Safer than 16% of graded establishments in this industry, whose median TCR is 2.8.

More dangerous than peersSafer than peers

Narrower to Maryland alone (the establishments it most directly competes with for workers and contracts): ranked #5 safest of 6 Air-conditioning condensers an employers in Maryland.

STULZ Air Technology Systems, Inc. (397 employees, TCR 6.1) among 29 same-industry peers, split at the industry median of 164 employees and a TCR of 2.8 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 05001,0001,5002,0002,500 0246810 Average employees Total Case Rate STULZ Air Technology Systems, Inc.
STULZ Air Technology Systems, Inc. (397 employees, TCR 6.1) among 29 same-industry peers, split at the industry median of 164 employees and a TCR of 2.8

STULZ Air Technology Systems, Inc. has more employees than the Air-conditioning condensers and condensi median and a higher injury rate than the industry's median TCR of 2.8. 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
2020 4.0 3.7 15 0 0
2019 5.0 4.5 21 0 0
2017 7.9 4.9 26 3 0
2016 7.3 6.3 27 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

333415 · MD · Frederick

461 Air-conditioning condensers and condensing units manufacturing employers nationwide with a credible TCR · 7,213 rated employers in Maryland with headcount on file · 267 employers in Frederick, 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 Klinge Corp. 6.0 TCR
NAICS-TCR Colmac Coil Manufacturing, Inc. 6.1 TCR
NAICS-TCR Super Radiators Coils 6.1 TCR
NAICS-TCR Semco LLC 6.0 TCR
STATE-SIZE Powercon Corp 397 FTE
STATE-SIZE Humanim 397 FTE
STATE-SIZE 1981 396 FTE
STATE-SIZE 3804 398 FTE
CITY-NEAR MD-03 4,250 FTE
CITY-NEAR AstraZeneca Frederick Manufacturing Center 775 FTE
CITY-NEAR AstraZeneca Frederick Manufacturing 711 FTE
CITY-NEAR Thermo Fisher Scientific Frederick, MD (BID - Executive Way) 568 FTE
NAT-TCR Missouri (Plant 2) 6.1 TCR
NAT-TCR County Jails #1, #2 & #9 6.1 TCR
NAT-TCR DoubleTree By Hilton Binghamton 6.1 TCR
NAT-TCR 28 Cross St 6.1 TCR
NAT-SIZE Orlando - FDC 397 FTE
NAT-SIZE 0068 - Salem or Whse 397 FTE
NAT-SIZE Novabus 397 FTE
NAT-SIZE VA0045CBC 397 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: 2020, 2019, 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.