Machine Shops · Wisconsin

Prototype Solutions Group, Inc.

Name: Prototype Solutions Group, Inc. Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Menomonie, WI · ~33 workers · 4 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

C
Average Safety Record: 3.6
Avg TCR: 3.3
Industry avg: 0
Fatalities

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The verdict

Prototype Solutions Group, Inc. runs at 110% of its industry's injury rate - about level with the typical Machine Shops workplace, earning a grade C.

Prototype Solutions Group, Inc.: 3.6 TCR = 110% of Machine Shops BLS 3.3 · 4y Form 300A (see methodology below)

Prototype Solutions Group, Inc. safety composite

Prototype Solutions Group, Inc. scores strongest on dart rate (safer than 75% of same-industry peers) and weakest on total case rate (tcr) (safer than 48%), 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).

58/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): D 3.64 per 100 workers

Safer than 48% of industry peers
DART rate: B 0 per 100 workers

Safer than 75% 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%).

Rising injury rate

Prototype Solutions Group, Inc.: 2.9 → 5.9 TCR

Peak year 2021 @ 5.9 TCR · DART/TCR 0× in 2021

Prototype Solutions Group, Inc.'s TCR rose 3.1 from 2.9 in 2018 to 5.9 in 2021. In 2021, DART was 0× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 332710 · Menomonie, WI ABOVE-IND · SMALL

Grade C · TCR 3.6 · 110% of ind

DART 0.0 DART
RANK #57/146
PHOTO NSA Industries
BOOK 4y book
INJ 5 inj
SIZE ~33 FTE

Nearest TCR peer: NSA Industries (0.0 TCR gap)

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

This site

3.6
NSA Industries

3.6
Malden NY

3.6
Superior Machi

3.6
Morgan Bronze

3.6

What this shows Prototype Solutions Group, Inc. averages 3.6 TCR (110% of the Machine Shops BLS benchmark).

Prototype Solutions Group, Inc. TCR series: 2018=2.9 · 2019=3 · 2020=2.8 · 2021=5.9 · BLS 3.3

Where Prototype Solutions Group, Inc. falls in its industry

1,821 Machine Shops establishments

Safer than 48% of graded establishments in this industry, whose median TCR is 3.5.

Grade C

More dangerous than peersSafer than peers

Narrower to Wisconsin alone (the establishments it most directly competes with for workers and contracts): ranked #57 safest of 146 Machine Shops employers in Wisconsin.

Prototype Solutions Group, Inc. (33 employees, TCR 3.6) among 29 same-industry peers, split at the industry median of 48 employees and a TCR of 3.5

Prototype Solutions Group, Inc. has fewer employees than the Machine Shops median and a higher injury rate than the industry's median TCR of 3.5. 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	Injuries
2021	5.9	2
2020	2.8	1
2019	3.0	1
2018	2.9	1

OSHA ITA peer cross-reference

Establishment peer ledger

332710 · WI · Menomonie

1,821 Machine Shops employers nationwide with a credible TCR · 12,834 rated employers in Wisconsin with headcount on file · 78 employers in Menomonie, WI · 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	NSA Industries	ST. JOHNSBURY, VT	3.6 TCR
NAICS-TCR	Malden NY	SAUGERTIES, NY	3.6 TCR
NAICS-TCR	Superior Machine, Inc.	ALBIA, IA	3.6 TCR
NAICS-TCR	Morgan Bronze Products, Inc	LAKE ZURICH, IL	3.6 TCR
STATE-SIZE	HM Clause - Sun Prairie	SUN PRAIRIE	33 FTE
STATE-SIZE	Fort Atkinson	FORT ATKINSON	33 FTE
STATE-SIZE	Gorman General Contractors	OREGON	33 FTE
STATE-SIZE	J&J Contractors I LLC	GREENDALE	33 FTE
CITY-NEAR	6025	Menomonie	912 FTE
CITY-NEAR	WM 6025	Menomonie	869 FTE
CITY-NEAR	Menomonie	Menomonie	690 FTE
CITY-NEAR	Phillips-Medisize, LLC - Phillips Medical	Menomonie	653 FTE
NAT-TCR	Tri County Farmers Association - Marianna	Marianna, AR	3.6 TCR
NAT-TCR	IAD-SCS	Dulles, VA	3.6 TCR
NAT-TCR	EMF,INC.	Merritt Island, FL	3.6 TCR
NAT-TCR	Branch 185 - Odessa	Odessa, TX	3.6 TCR
NAT-SIZE	Western Pacific Roofing Corp. of Palm Springs	Palm Springs, CA	33 FTE
NAT-SIZE	TET Titan Electric Texas LLC	Grand Prairie, TX	33 FTE
NAT-SIZE	Eagle Transport Corporation - Charleston	N Charleston, SC	33 FTE
NAT-SIZE	Kem Krest - Mag2	Elkhart, IN	33 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: 2021, 2020, 2019, 2018. 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.