Establishment profile
DIAMOND MATERIALS, LLC
CHRISTIANA FASHION CENTER 132 STANTON CHRISTIANA ROAD, NEWARK, DE, 19702
Operated by Noble Corp plc · 1 of 185 establishments
237110 — Water and Sewer Line and Related Structures Construction
Summary
DIAMOND MATERIALS, LLC has accumulated 1 OSHA violation across 1 inspection over 10 years of recorded history, with $3,308 in total assessed penalties.
The establishment sits in the 36th percentile for violations within its industry-state peer group of 81 employers. The most recent enforcement activity was recorded 10 years ago.
Federal records were found in 2 of 15 sources. Sources without matching records returned empty for this establishment.
Agency coverage
DIAMOND MATERIALS, LLC appears in OSHA workplace safety and MSHA mine safety records only. No matching records were found in WHD wage enforcement, EPA environmental compliance, NLRB labor relations, OFLC visa and labor certification, FMCSA motor carrier registration, SAM.gov federal debarment, CMS nursing home enforcement, UVA Corporate Prosecution Registry, CPSC product recalls, or NHTSA vehicle recalls.
OSHA workplace safety
100% of inspections at this establishment produced violations,
Peer comparison
Below average violations in NAICS 2371 within DE. Peer group: 81 employers. This establishment has 1 OSHA violation; peer median is 1.
Safety self-report (OSHA 300A)
No self-reported injury rates filed with OSHA's Injury Tracking Application for DIAMOND MATERIALS, LLC. Verify directly with OSHA Injury Tracking Application →
Industry benchmark
BLS rates reflect industry-wide averages. Self-reported figures come from OSHA’s Injury Tracking Application; absence of self-reported data does not necessarily indicate non-compliance — many establishments fall below the ITA reporting threshold.
Inspection breakdown
Complaint- and accident-triggered inspections are stronger risk signals than routine planned inspections.
OSHA severe injury reports
No severe injury reports (hospitalization, amputation, or loss of an eye) on file under 29 CFR 1904.39 for DIAMOND MATERIALS, LLC. Verify directly with Occupational Safety and Health Administration →
Activity timeline
No federal enforcement activity has been recorded against this establishment in 10+ years. Most recent activity: 10 years ago. Data on this page is refreshed weekly.
Wage & Hour Division (WHD)
No WHD wage, overtime, or child-labor enforcement cases on file for DIAMOND MATERIALS, LLC. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
Company-level in DE — for Noble Corp plc, not this location alone
Mine Safety & Health Administration — citations issued at mining operations. MSHA records cases at the company/regional level (no worksite address), so these are matched by company name and state and may span other Noble Corp plc operations in the same state.
Labor relations (NLRB)
No NLRB unfair labor practice charges or union representation cases on file for DIAMOND MATERIALS, LLC. Verify directly with National Labor Relations Board →
Visa & labor certification (OFLC)
No H-1B, H-2A, or H-2B labor condition applications on file for DIAMOND MATERIALS, LLC. Verify directly with Office of Foreign Labor Certification →
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for DIAMOND MATERIALS, LLC. Verify directly with Environmental Protection Agency →
Federal criminal prosecution record
No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for DIAMOND MATERIALS, LLC. Verify directly with UVA Corporate Prosecution Registry →
Federal contracts
No federal contracts are recorded to this specific location.
Consolidated across all USAspending recipient entities under this corporate parent — not attributable to this single location.
Federal contract activity for the parent corporation. Source: USAspending.gov, net obligations. Recipient address is the SAM registration / HQ address, not necessarily the worksite.
Inspection history
| Date | Trigger | Violations | Serious | Penalty | |
|---|---|---|---|---|---|
| 2015-08-18 | Planned | 1 | 1 | $3,308 |
Source: OSHA IMIS. Citation amounts reflect initially assessed penalties; final amounts after appeal may differ.
In the news
Part of a larger organization
DIAMOND MATERIALS, LLC is one of 185 establishments rolled up under the parent organization Noble Corp plc.
Federal enforcement records on this page represent activity at this specific establishment only. The full enforcement footprint of Noble Corp plc across all 185 of its tracked locations is viewable on the parent profile.
Other employers in this industry and state
Other employers in water and sewer line and related structures construction within DE, ordered by federal enforcement volume:
- DAVID G. HORSEY & SONS, INC.MILLSBORO — 2 federal enforcement records
- DAVID G. HORSEY & SONS, INC.LEWES — 2 federal enforcement records
- DAVID G. HORSEY & SONS, INC.REHOBOTH BEACH — 2 federal enforcement records
- United Water DelawareWILMINGTON — 1 federal enforcement record
- UNDERGROUND UTILITIES CORP.MILLSBORO — 1 federal enforcement record
- PARADISE PLUMBING, INC.GEORGETOWN — 1 federal enforcement record
- BRANDYWINE CONSTRUCTION COMPANY, INC.WILMINGTON — 1 federal enforcement record
- MEIBAUM LANDSCAPING LLCDOVER — 1 federal enforcement record
- AUSTIN & BEDNASH CONSTRUCTION, INC.MIDDLETOWN — 1 federal enforcement record
- ECM CORPORATIONMILFORD — 1 federal enforcement record
Other locations under this parent
Other establishments operated by Noble Corp plc, ordered by federal enforcement volume:
- DIAMOND MANUFACTURING OF BLUFFTON, LTDBLUFFTON, OH — 2 federal enforcement records
- DIAMOND MATERIALS LLCWILMINGTON, DE — 2 federal enforcement records
- DIAMOND MATERIALS, LLCWILMINGTON, DE — 2 federal enforcement records
- DIAMOND MATTRESS INCRANCHO DOMINGUEZ, CA — 2 federal enforcement records
- DIAMOND MATERIALS, LLCKENNETT SQUARE, PA — 2 federal enforcement records
- DIAMOND M FIRE PROTECTION INCCOTTONWOOD, CA — 1 federal enforcement record
- NOBLE DRILLING SERVICES, INC.BROWNSVILLE, TX — 1 federal enforcement record
- DIAMOND MANUFACTURING COMPANYWYOMING, PA — 1 federal enforcement record
- DIAMOND METAL PRODUCTS INCANDOVER, MN — 1 federal enforcement record
- DIAMOND MOTORS OF ENGLEWOODEnglewood Cliffs, NJ — 1 federal enforcement record
Related searches
- All Noble Corp plc locationsParent rollup
- Water and Sewer Line and Related Structures ConstructionAll employers in this industry
- Employers in DEState-wide enforcement data
- Water and Sewer in DEIndustry × state cross-filter
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Contact sales →About this data
This profile aggregates federal enforcement records on DIAMOND MATERIALS, LLC from every major federal compliance and enforcement source plus the UVA Corporate Prosecution Registry. OSHA workplace safety inspections, WHD wage cases, MSHA mine safety, EPA environmental enforcement, NLRB labor relations, OFLC visa/labor certification, FMCSA motor carrier registration, SAM.gov debarments, CMS nursing-home records, BLS industry safety benchmarks, OSHA ITA self-reported injury rates, SEC enforcement and financial disclosures, CPSC and NHTSA recalls.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. This establishment resolves to the parent rollup Noble Corp plc, which operates 185 establishments in our dataset.
OSHA citations typically appear 3–8 months after the inspection, so very recent enforcement actions may not yet be reflected. Profiles may be incomplete if the establishment operates under multiple legal names or files under variations our entity-matching rules don’t yet cover. To report a missing record or correction, email corrections@fastdol.com.
Frequently asked
- What is DIAMOND MATERIALS, LLC's OSHA violation history?
- DIAMOND MATERIALS, LLC has 1 OSHA inspection on record with 1 violation and $3,307.5 in total penalties.
- How does DIAMOND MATERIALS, LLC's safety record compare to its industry?
- DIAMOND MATERIALS, LLC operates in the water and sewer line and related structures construction industry. The industry average Total Recordable Incident Rate (TRIR) is 1.9.