General Contractor - Commercial Contractor · Michigan

Serenus Johnson Construction

Bay City, MI · ~38 workers · 5 years of OSHA Injury Tracking Application data.

B
Good Safety Record
1.6
Avg TCR
2.9
Industry avg
0
Fatalities
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The verdict

Serenus Johnson Construction runs at 55% of its industry's injury rate - safer than the typical General Contractor - Commercial Contractor workplace, earning a grade B.

Serenus Johnson Construction: 1.6 TCR = 55% of General Contractor - Commercial Contractor BLS 2.9 · 5y Form 300A (see methodology below)

Serenus Johnson Construction safety composite

Serenus Johnson Construction scores strongest on total case rate (tcr) (safer than 63% of same-industry peers) and weakest on dart rate (safer than 10%), 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

41/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.6 per 100 workers

Safer than 63% of industry peers

DART rate
F 4.79 per 100 workers

Safer than 10% 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

Serenus Johnson Construction: 0.0 → 4.8 TCR

Peak year 2024 @ 4.8 TCR · DART/TCR 2.99× in 2024

Serenus Johnson Construction's TCR rose 4.8 from 0.0 in 2016 to 4.8 in 2024. In 2024, DART was 2.99× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 236220 · Bay City, MI AT/BELOW-IND · SMALL

Grade B · TCR 1.6 · 55% of ind

  • DART 4.8 DART
  • RANK #52/121
  • PHOTO Southern Constructor…
  • BOOK 5y book
  • INJ 4 inj
  • SIZE ~38 FTE

Nearest TCR peer: Southern Constructors LLC (0.0 TCR gap)

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

Serenus Johnson Construction in the TCR neighbourhood

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

TCR

What this shows Serenus Johnson Construction averages 1.6 TCR (55% of the General Contractor - Commercial Contractor BLS benchmark).

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

Serenus Johnson Construction TCR series: 2016=0 · 2017=3.2 · 2019=0 · 2020=0 · 2024=4.8 · BLS 2.9

Where Serenus Johnson Construction falls in its industry

4,692 General Contractor - Commercia establishments

Safer than 63% of graded establishments in this industry, whose median TCR is 2.3.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #52 safest of 121 General Contractor - Commercia employers in Michigan.

Serenus Johnson Construction (38 employees, TCR 1.6) among 29 same-industry peers, split at the industry median of 55 employees and a TCR of 2.3 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 0100200300400500 02468 Average employees Total Case Rate Serenus Johnson Construction
Serenus Johnson Construction (38 employees, TCR 1.6) among 29 same-industry peers, split at the industry median of 55 employees and a TCR of 2.3

Serenus Johnson Construction has fewer employees than the General Contractor - Commercial Contract median and a lower injury rate than the industry's median TCR of 2.3. 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 4.8 4.8 3 0 0
2020 0.0 0.0 0 0 0
2019 0.0 0.0 0 0 0
2017 3.2 3.2 1 0 0
2016 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

236220 · MI · Bay City

4,692 General Contractor - Commercial Contractor employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 138 employers in Bay City, MI · 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 Southern Constructors LLC 1.6 TCR
NAICS-TCR 3019225 - AMC Expansion Phase II 1.6 TCR
NAICS-TCR ABIA Garage and Administration Offices Control Job #1636 1.6 TCR
NAICS-TCR Green Contracting Company, Inc. 1.6 TCR
STATE-SIZE Westview Orchards 38 FTE
STATE-SIZE C3 Industries, Inc - Webberville (Indoor) 38 FTE
STATE-SIZE Great Lakes Packing Co. Kewadin 38 FTE
STATE-SIZE McConnell & Scully, Inc. 38 FTE
CITY-NEAR McLaren Bay Region 1,858 FTE
CITY-NEAR Bay Medical Center INC 1,655 FTE
CITY-NEAR Bay City Factory 522 FTE
CITY-NEAR Bay City Components 421 FTE
NAT-TCR Cable Tel Services, Inc. 1.6 TCR
NAT-TCR Jefferson City 1.6 TCR
NAT-TCR Raleigh 1.6 TCR
NAT-TCR Terex - North Bend 1.6 TCR
NAT-SIZE Plant Wallace 38 FTE
NAT-SIZE Plant Bartletts Ferry 38 FTE
NAT-SIZE Warren Sign Co 38 FTE
NAT-SIZE Flagstaff Region Two 38 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, 2020, 2019, 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.