Attic space insulating · New Hampshire

Optimum Building Systems, LLC

Name: Optimum Building Systems, LLC Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Litchfield, NH · ~96 workers · 7 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

D
Poor Safety Record: 5.1
Avg TCR: 2.8
Industry avg: 0
Fatalities

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The verdict

Optimum Building Systems, LLC runs at 181% of its industry's injury rate - more dangerous than the typical Attic space insulating workplace, earning a grade D.

Optimum Building Systems, LLC: 5.1 TCR = 181% of Attic space insulating BLS 2.8 · 7y Form 300A (see methodology below)

Optimum Building Systems, LLC safety composite

Optimum Building Systems, LLC scores strongest on dart rate (safer than 54% of same-industry peers) and weakest on total case rate (tcr) (safer than 33%), 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).

45/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): F 5.06 per 100 workers

Safer than 33% of industry peers
DART rate: D 1.03 per 100 workers

Safer than 54% 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

−3.4

2016→2024

Optimum Building Systems, LLC injury rate improved

Optimum Building Systems, LLC's TCR fell 3.4 from 6.5 in 2016 to 3.1 in 2024. Peak filing year was 2018 at 9.4 TCR. In 2024, DART was 0.2× this establishment's average TCR (severity share of cases).

2016=6.5 · 2018=9.4 · 2019=5.6 · 2021=3.7 · 2022=1.2 · 2023=6.0 · 2024=3.1

OSHA ITA Form 300A scorecard

Establishment book 238310 · Litchfield, NH ABOVE-IND · SMALL

Grade D · TCR 5.1 · 181% of ind

DART 1.0 DART
RANK #11/15
PHOTO The Levy Company
BOOK 7y book
INJ 35 inj
SIZE ~96 FTE

Nearest TCR peer: The Levy Company (0.0 TCR gap)

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

This site

5.1
The Levy Compa

5.1
644

5.1
MGM Drywall, I

5
Isola Rainier

5

What this shows Optimum Building Systems, LLC averages 5.1 TCR (181% of the Attic space insulating BLS benchmark).

Optimum Building Systems, LLC TCR series: 2016=6.5 · 2018=9.4 · 2019=5.6 · 2021=3.7 · 2022=1.2 · 2023=6 · 2024=3.1 · BLS 2.8

Where Optimum Building Systems, LLC falls in its industry

1,613 Attic space insulating establishments

Safer than 33% of graded establishments in this industry, whose median TCR is 3.4.

Grade D

More dangerous than peersSafer than peers

Narrower to New Hampshire alone (the establishments it most directly competes with for workers and contracts): ranked #11 safest of 15 Attic space insulating employers in New Hampshire.

Optimum Building Systems, LLC (96 employees, TCR 5.1) among 29 same-industry peers, split at the industry median of 63 employees and a TCR of 3.4

Optimum Building Systems, LLC has more employees than the Attic space insulating median and a higher injury rate than the industry's median TCR of 3.4. 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
2024	3.1	1.0	3
2023	6.0	1.2	5
2022	1.2	0.0	1
2021	3.7	1.2	3
2019	5.6	2.8	6
2018	9.4	8.5	10
2016	6.5	3.7	7

OSHA ITA peer cross-reference

Establishment peer ledger

238310 · NH · Litchfield

1,613 Attic space insulating employers nationwide with a credible TCR · 2,718 rated employers in New Hampshire with headcount on file · 3 employers in Litchfield, NH · 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	The Levy Company	NORTHBROOK, IL	5.1 TCR
NAICS-TCR	MGM Drywall, Inc	SAN JOSE, CA	5.0 TCR
NAICS-TCR	Isola Rainier	SEATTLE, WA	5.0 TCR
NAICS-TCR	644	TULSA, OK	5.1 TCR
STATE-SIZE	Palmer and Sicard, Inc	EXETER	96 FTE
STATE-SIZE	Select Paint and Finishes, LLC	SALEM	96 FTE
STATE-SIZE	Redhook Brewery and Brewpub	PORTSMOUTH	96 FTE
STATE-SIZE	Kluber Lubrication NA LP (NH)	LONDONDERRY	96 FTE
CITY-NEAR	New England Small Tube Corporation	Litchfield	73 FTE
CITY-NEAR	3313 Keystone Manchester	Litchfield	27 FTE
NAT-TCR	Beauflor USA LLC	White, GA	5.1 TCR
NAT-TCR	Goldman Equipment, LLC - Stacy	Ferriday, LA	5.1 TCR
NAT-TCR	Indiana Warehouse	Tell City, IN	5.1 TCR
NAT-TCR	Republic Services Melrose Park	Melrose Park, IL	5.1 TCR
NAT-SIZE	Hendrick Hospice Care	Abilene, TX	96 FTE
NAT-SIZE	JGR Construction, Inc	Medley, FL	96 FTE
NAT-SIZE	Triangle Associates	Grand Rapids, MI	96 FTE
NAT-SIZE	FPD Company	Mcmurray, PA	96 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, 2023, 2022, 2021, 2019, 2018, 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.