Mechanical contractors · Minnesota

Nasseff Plumbing and Heating, Inc.

Name: Nasseff Plumbing and Heating, Inc. Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

St. Paul, MN · ~100 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

D
Poor Safety Record: 5.3
Avg TCR: 2.8
Industry avg: 0
Fatalities

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The verdict

Nasseff Plumbing and Heating, Inc. runs at 189% of its industry's injury rate - more dangerous than the typical Mechanical contractors workplace, earning a grade D.

Nasseff Plumbing and Heating, Inc.: 5.3 TCR = 189% of Mechanical contractors BLS 2.8 · 2y Form 300A (see methodology below)

Nasseff Plumbing and Heating, Inc. safety composite

Nasseff Plumbing and Heating, Inc. scores strongest on fatalities (safer than 51% 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).

39/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): F 5.29 per 100 workers

Safer than 32% of industry peers
DART rate: D 2.12 per 100 workers

Safer than 38% 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%).

Rising injury rate

Nasseff Plumbing and Heating, Inc.: 2.1 → 8.5 TCR

Peak year 2023 @ 8.5 TCR · DART/TCR 0.4× in 2023

Nasseff Plumbing and Heating, Inc.'s TCR rose 6.3 from 2.1 in 2022 to 8.5 in 2023. In 2023, DART was 0.4× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238220 · St. Paul, MN ABOVE-IND · MID

Grade D · TCR 5.3 · 189% of ind

DART 2.1 DART
RANK #74/153
PHOTO Interstate Mechanica…
BOOK 2y book
INJ 10 inj
SIZE ~100 FTE

Nearest TCR peer: Interstate Mechanical Service, LLC (0.0 TCR gap)

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

This site

5.3
Interstate Mec

5.3
Miller Proctor

5.3
Condair Inc.

5.3
Murphy & Mille

5.3

What this shows Nasseff Plumbing and Heating, Inc. averages 5.3 TCR (189% of the Mechanical contractors BLS benchmark).

Nasseff Plumbing and Heating, Inc. TCR series: 2022=2.1 · 2023=8.5 · BLS 2.8

Where Nasseff Plumbing and Heating, Inc. falls in its industry

5,793 Mechanical contractors establishments

Safer than 32% of graded establishments in this industry, whose median TCR is 3.3.

Grade D

More dangerous than peersSafer than peers

Narrower to Minnesota alone (the establishments it most directly competes with for workers and contracts): ranked #74 safest of 153 Mechanical contractors employers in Minnesota.

Nasseff Plumbing and Heating, Inc. (100 employees, TCR 5.3) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Nasseff Plumbing and Heating, Inc. has more employees than the Mechanical contractors 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
2023	8.5	2.1	8	0	0
2022	2.1	0.0	2	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · MN · St. Paul

5,793 Mechanical contractors employers nationwide with a credible TCR · 15,828 rated employers in Minnesota with headcount on file · 370 employers in St. Paul, MN · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	Interstate Mechanical Service, LLC	KNOXVILLE, TN	5.3 TCR
NAICS-TCR	Miller Proctor Nickolas,Inc.	SLEEPY HOLLOW, NY	5.3 TCR
NAICS-TCR	Condair Inc.	RACINE, WI	5.3 TCR
NAICS-TCR	Murphy & Miller, Inc.	CHICAGO, IL	5.3 TCR
STATE-SIZE	WARNING LITES OF MN	MINNEAPOLIS	100 FTE
STATE-SIZE	Abhe & Svoboda, Inc.	JORDAN	100 FTE
STATE-SIZE	Public Works Department	ROCHESTER	100 FTE
STATE-SIZE	Rochester Plumbing & Heating	ROCHESTER	100 FTE
CITY-NEAR	YCID	St. Paul	5,214 FTE
CITY-NEAR	Boston Scientific CRM	St. Paul	5,100 FTE
CITY-NEAR	United Hospital	St. Paul	3,384 FTE
CITY-NEAR	IT Campus	St. Paul	2,409 FTE
NAT-TCR	2412-Hyatt Place/House Denver Dt	Denver, CO	5.3 TCR
NAT-TCR	H.Rodriguez Inc	Patterson, CA	5.3 TCR
NAT-TCR	Central Florida Underground, Inc.	Altamonte Springs, FL	5.3 TCR
NAT-TCR	Hastings Bulb Growers, Inc	Brookings, OR	5.3 TCR
NAT-SIZE	Police/Court/Clerk/Probation	Greenwood, IN	100 FTE
NAT-SIZE	KB NAPA office	Phoenix, AZ	100 FTE
NAT-SIZE	Eugene WOD	Eugene, OR	100 FTE
NAT-SIZE	Hyatt Regency Bethesda	Bethesda, MD	100 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: 2023, 2022. 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.