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CONCRETE SYSTEMS, INC. is a other concrete product manufacturing employer in LONDONDERRY, NH. Federal records show 2 OSHA inspections with 3 violations and $1,755 in penalties. All data sourced from public federal enforcement records.

Data sourced from OSHA, DOL WHD, MSHA, EPA ECHO, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA, and the UVA Corporate Prosecution Registry. Last updated: May 2, 2026.

CONCRETE SYSTEMS, INC.

15 INDEPENDENCE DR., LONDONDERRY, NH, 03053

Parent: Knife River Corp (1,554 locations)

327390 Top companies in Other Concrete Product Manufacturing

EIN: 020304283

28 employees

Federal Enforcement
2
OSHA inspections
3 violations
$1,755 in penalties

Industry Benchmark

Industry Avg TRIR
4.9
Industry Avg DART
2.8
Self-Reported DART
0.0
Self-Reported TRIR
0.0
Industry rates from BLS SOII 2024. Self-reported rates from OSHA ITA Form 300A (employer self-reported).
OSHA Inspections
2
OSHA Violations
3
Total Penalties
$1,755
Trend
STABLE
WHD Cases
0
Back Wages Owed
$0
Confidence
MEDIUM
SVEP Flag
No

Data Insights

History Span
18 years
Last Activity
14yr ago
Inspection Rate
0.1/yr
Violation Rate
0.2/yr
Violation Severity Mix
33% serious$585 avg per violation$878 avg per inspection
Active Agencies:
OSHA$1,755 total across all agencies
TRIR vs Industry Avg
-4.9
Below industry average
DART vs Industry Avg
-2.8
Below industry average

Inspection Breakdown

Planned
1
Complaint
1
Complaint and accident-triggered inspections are stronger risk signals than routine planned inspections.
Violation rate: 50% of inspections

Peer Comparison

69%
Above average violations
vs 27 employers in same industry & state
Fewer violationsMore violations
Penalty Percentile
50%
Inspection Frequency Percentile
42%

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Inspection History

No inspection records found.

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Data aggregated from public federal enforcement and program records (OSHA, WHD, MSHA, EPA, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA) plus the UVA Corporate Prosecution Registry. Employer profiles matched by name and location — matching errors may occur. Risk scores computed by FastDOL, not official government assessments. OSHA citations typically appear 3-8 months after the inspection, so very recent enforcement actions may not yet be reflected. Data provided as-is. Report a data error.

Part of a larger organization

CONCRETE SYSTEMS, INC. is one of 1,554 establishments in our dataset that roll up under the parent organization Knife River Corp. Knife River Corp is a SEC public reporter (KNF), with most recent reported revenue of $3.1B.

Federal enforcement records on CONCRETE SYSTEMS, INC. represent activity at this specific establishment. The full enforcement footprint of Knife River Corp across all 1,554 of its tracked locations is viewable on the parent profile.

Other establishments operated by Knife River Corp

Other employers in Other Concrete Product Manufacturing within NH

Industry context

Within the other concrete product manufacturing industry in NH, CONCRETE SYSTEMS, INC. ranks in the 69th percentile of OSHA violation frequency across 27 comparable establishments.

OSHA penalty totals rank in the 50th percentile of the same peer group. Inspection frequency ranks in the 42th percentile.

The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 4.9 for the other concrete product manufacturing sector, with a Days Away, Restricted, or Transferred (DART) rate of 2.8. CONCRETE SYSTEMS, INC.'s self-reported DART rate is 0, which is below the industry average.

Activity timeline

No federal enforcement activity has been recorded against this establishment in the past 15 years.

Frequently Asked Questions

What is CONCRETE SYSTEMS, INC.'s OSHA violation history?
CONCRETE SYSTEMS, INC. has 2 OSHA inspections on record with 3 violations and $1,755 in total penalties.
How does CONCRETE SYSTEMS, INC.'s safety record compare to its industry?
CONCRETE SYSTEMS, INC. operates in the other concrete product manufacturing industry. The industry average Total Recordable Incident Rate (TRIR) is 4.9. CONCRETE SYSTEMS, INC.'s self-reported DART rate is 0 compared to an industry average of 2.8.

About this data

This profile aggregates federal enforcement records on CONCRETE SYSTEMS, INC. of LONDONDERRY, NH from 17 federal data sources. Records were found in 3 sources: OSHA workplace safety inspections, SEC XBRL companyfacts (parent financials), and BLS industry safety benchmarks. The remaining 14 sources were checked and found no matching records: WHD, MSHA, EPA, NLRB, OFLC, OFCCP, FMCSA, USAspending, SAM.gov, CMS, CPSC, NHTSA, UVA, SEC enforcement.

Establishments are matched across agencies using normalized employer name, state, and ZIP code. The dataset was last refreshed on May 2, 2026. CONCRETE SYSTEMS, INC. resolves to the parent rollup Knife River Corp, which operates 1,554 establishments in our dataset.

This profile may be incomplete if CONCRETE SYSTEMS, INC.operates under multiple legal names, files under variations our entity-matching rules don't yet cover, or maintains records below current matching thresholds. To report a missing record or correction, email corrections@fastdol.com.