Establishment profile
LENTROS ENGINEERING, INC.
280 ELIOT STREET, ASHLAND, MA, 01721
332710 — Machine Shops
Summary
LENTROS ENGINEERING, INC. has accumulated 17 OSHA violations across 4 inspections over 48 years of recorded history, with $1,500 in total assessed penalties.
The establishment sits in the 95th percentile for violations within its industry-state peer group of 206 employers. Inspection frequency runs at the 90th percentile. The most recent enforcement activity was recorded 19 years ago.
Federal records were found in 1 of 15 sources. Sources without matching records returned empty for this establishment.
Agency coverage
LENTROS ENGINEERING, INC. appears in OSHA workplace safety record only. No matching records were found in WHD wage enforcement, MSHA mine safety, EPA environmental compliance, NLRB labor relations, OFLC visa and labor certification (historical), FMCSA motor carrier registration, SAM.gov federal debarment, CMS nursing home enforcement, UVA Corporate Prosecution Registry, CPSC product recalls, or NHTSA vehicle recalls. Single-agency enforcement records typically indicate either a discrete incident-based inspection or a low-risk operational profile.
OSHA workplace safety
75% of inspections at this establishment produced violations,
Most-cited OSHA standards
Top OSHA standards cited at this employer, ranked by citation count. Standards (CFR sections) cluster citations into safety themes -- machine guarding, lockout-tagout, hazard communication, fall protection, process safety, etc. A concentration on one or two sections reveals a pattern that individual citations don’t. 16 distinct standards shown · 17 citations in this view · $1,500 in penalties.
| CFR section | Citations | Inspections | Total penalty | First cited | Last cited |
|---|---|---|---|---|---|
| 29 CFR 1910.0215 B09 | 2 | 1 | — | Apr 1984 | Apr 1984 |
| 29 CFR 1904.0029 A | 1 | 1 | $500 | Jul 2007 | Jul 2007 |
| 29 CFR 1910.1200 E01 | 1 | 1 | $500 | Jul 2007 | Jul 2007 |
| 29 CFR 1910.0178 L06 | 1 | 1 | $500 | Jul 2007 | Jul 2007 |
| 29 CFR 1910.1200 H | 1 | 1 | — | Jul 2007 | Jul 2007 |
| 29 CFR 1904.0002 A | 1 | 1 | — | Apr 1984 | Apr 1984 |
| 29 CFR 1904.0005 A | 1 | 1 | — | Apr 1984 | Apr 1984 |
| 29 CFR 1910.0037 Q01 | 1 | 1 | — | Apr 1984 | Apr 1984 |
| 29 CFR 1910.0215 A04 | 1 | 1 | — | Apr 1984 | Apr 1984 |
| 29 CFR 1910.0304 F05 V | 1 | 1 | — | Apr 1984 | Apr 1984 |
| 29 CFR 1910.0309 A 025045 | 1 | 1 | — | Aug 1977 | Aug 1977 |
| 29 CFR 1910.0309 A 040004 | 1 | 1 | — | Aug 1977 | Aug 1977 |
| 29 CFR 1910.0309 B 037304 | 1 | 1 | — | Aug 1977 | Aug 1977 |
| 29 CFR 1910.0309 B 041014 | 1 | 1 | — | Aug 1977 | Aug 1977 |
| 29 CFR 1910.0242 B | 1 | 1 | — | Aug 1977 | Aug 1977 |
| 29 CFR 1910.0219 D01 | 1 | 1 | — | Aug 1977 | Aug 1977 |
Source: OSHA inspection citations (violation_detail). CFR section codes can be looked up at osha.gov/laws-regs for the formal standard text. Per-inspection detail and the specific violation descriptions are available by expanding individual inspections below.
Peer comparison
Worse on violations than nearly every other employer in NAICS 3327 within MA. Peer group: 206 employers. This establishment has 17 OSHA violations; peer median is 2.
Safety self-report (OSHA 300A)
No self-reported injury rates filed with OSHA's Injury Tracking Application for LENTROS ENGINEERING, INC.. 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 LENTROS ENGINEERING, INC.. Verify directly with Occupational Safety and Health Administration →
Activity timeline
No federal enforcement activity has been recorded against this establishment in 19+ years. Most recent activity: 19 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 LENTROS ENGINEERING, INC.. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
No MSHA mine safety violations on file for LENTROS ENGINEERING, INC.. Verify directly with Mine Safety and Health Administration →
Labor relations (NLRB)
No NLRB unfair labor practice charges or union representation cases on file for LENTROS ENGINEERING, INC.. Verify directly with National Labor Relations Board →
Visa & labor certification (OFLC) — historical
No H-1B, H-2A, or H-2B labor condition applications on file (historical data only — DOL ended OFLC publication) for LENTROS ENGINEERING, INC.. Verify directly with Office of Foreign Labor Certification →
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for LENTROS ENGINEERING, INC.. Verify directly with Environmental Protection Agency →
EPA-registered facilities
Every EPA ECHO facility associated with this employer, sorted most-significant first. Each row links to EPA’s Detailed Facility Report for the source-of-truth record. Permits column lists active programs (Air = Clean Air Act, Water = Clean Water Act, RCRA = hazardous waste, TRI = Toxics Release Inventory reporting). 2 facilities · 1 marked inactive.
| Facility | Permits | Status | Inspections | Formal actions | Penalties | Last inspected | ECHO |
|---|---|---|---|---|---|---|---|
LENTROS ENGINEERING INC 179A MAIN ST · ASHLAND, MA, 01721 | RCRA | No Violation Identified | 0 | 0 | — | — | View → |
LENTROS ENGINEERING INC 280 ELIOT ST · ASHLAND, MA, 01721 | RCRA | No Violation Identified | 0 | 0 | — | — | View → |
Source: EPA ECHO (Enforcement and Compliance History Online). Compliance status follows EPA’s own labels (“Sig Violation” = significant noncompliance; QNCR = quarters of noncompliance over the recent reporting window). Inactive facilities (struck through) retain historical enforcement records even after operations ceased.
Federal criminal prosecution record
No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for LENTROS ENGINEERING, INC.. Verify directly with UVA Corporate Prosecution Registry →
Federal contracts
This location
- Department of DefenseDAMPER,FLUEcontract · Last action 2022-09-23$100,191
- Department of Defense8508673773!ADAPTER,ANTENNA TOcontract · Last action 2023-01-27$77,900
- Department of Defense8502987224!ADAPTER,ANTENNA TOcontract · Last action 2016-02-29$59,985
- Department of Defense8510158564!ADAPTER,ANTENNA TOcontract · Last action 2023-09-25$57,772
- Department of Defense8505776274!ADAPTER,ANTENNA TOcontract · Last action 2018-08-15$55,185
- Department of Defense8511809231!ADAPTER,ANTENNA TOcontract · Last action 2025-12-11$52,569
- Department of Defense8507090478!ADAPTER,ANTENNA TOcontract · Last action 2021-11-09$50,940
- Department of DefensePATRIOT MISSILE SPARES PROCUREMENTcontract · Last action 2025-09-15$50,304
- Department of DefenseREPAIR & RETURN AZIMUTH DRIVE CHAINcontract · Last action 2010-07-15$39,917
- Department of Defense8502842414!ADAPTER,ANTENNA TOcontract · Last action 2016-01-22$37,116
- Department of Defense8511093971!ADAPTER,ANTENNA TOcontract · Last action 2024-12-23$36,356
- Department of Defense8504437902!ADAPTER,ANTENNA TOcontract · Last action 2017-05-25$35,560
- Department of DefenseCLIP,SPRING TEcontract · Last action 2014-09-04$31,680
- Department of Defense8511634605!GEAR,WORMcontract · Last action 2025-09-11$28,804
- Department of DefenseMANIFOLD DEMINERALIZERcontract · Last action 2020-05-04$28,424
- Department of DefenseCORRUGATED HORNcontract · Last action 2011-08-25$24,080
- Department of Defense8504978548!ADAPTER,ANTENNA TOcontract · Last action 2018-02-16$22,225
- Department of DefenseHOLDER BLANKcontract · Last action 2014-11-03$21,000
- Department of Defense8503546291!WAVEGUIDE ASSEMBLYcontract · Last action 2016-08-26$18,760
- Department of Defense4506803925!PULLEY,TIcontract · Last action 2008-02-14$16,250
- Department of Defense8511690099!MANIFOLD ASSEMBLY,Hcontract · Last action 2025-10-07$14,660
- Department of Defense8504142677!ADAPTER,ANTENNA TOcontract · Last action 2017-02-22$14,628
- Department of Defense8511535689!ADAPTER,ANTENNA TOcontract · Last action 2025-07-29$14,480
- Department of Defense8511738053!GROUNDING HOOK, ELECTRICcontract · Last action 2025-11-04$14,260
- Department of Defense8505690623!WAVEGUIDE ASSEMBLYcontract · Last action 2018-07-17$12,600
- Department of Defense8504936057!INSULATOR ASSEMBLYcontract · Last action 2018-10-29$12,500
- Department of Defense4510062274!WAVEGUIDE ASSEMBLYcontract · Last action 2009-02-27$11,280
- Department of Defense8505804397!WAVEGUIDE ASSEMBLYcontract · Last action 2018-08-22$9,960
- Department of Defense4525129725!WAVEGUIDE ASSEMBLYcontract · Last action 2013-08-05$9,000
- Department of Defense8503185415!WAVEGUIDE ASSEMBLYcontract · Last action 2016-04-28$8,961
- Department of Defense8507487785!WAVEGUIDE ASSEMBLYcontract · Last action 2021-08-31$8,850
- Department of Defense8504476271!WAVEGUIDE ASSEMBLYcontract · Last action 2017-06-20$8,500
- Department of Defense8504839105!WAVEGUIDE ASSEMBLYcontract · Last action 2018-08-30$8,400
- Department of Defense8504316516! WAVEGUIDE ASSEMBLYcontract · Last action 2017-07-24$8,200
- Department of Defense4505949333!RETAINER,contract · Last action 2007-10-27$7,500
- Department of Defense8508968712!BASE,ANTENNA SUPPORcontract · Last action 2024-03-27$7,000
- Department of DefenseOIL LINEScontract · Last action 2010-03-08$6,850
- Department of Defense8510750751!COVER ASSEMBLY,PANEcontract · Last action 2024-07-12$6,560
- Department of Defense8509841745!COVER ASSEMBLY,PANEcontract · Last action 2024-03-18$6,560
- Department of DefenseOIL LINE ASSEMBLYcontract · Last action 2011-09-29$6,205
- Department of Defense8501163895!WAVEGUIDEcontract · Last action 2014-07-21$6,200
- Department of Defense4509425389!SHAFT,SHOULDEREDcontract · Last action 2008-12-11$5,800
- Department of Defense8511448194!COVER,ACCESScontract · Last action 2025-12-11$5,415
- Department of Defense4511759715!WAVEGUIDE ASSEMBLYcontract · Last action 2009-08-25$5,410
- Department of Defense8511396097!BOLT,SHOULDERcontract · Last action 2025-05-27$5,388
- Department of Defense8506971794!WAVEGUIDE ASSEMBLYcontract · Last action 2021-08-31$4,950
- Department of Defense8511665037!PIVOT,DATA LINK MAScontract · Last action 2025-09-26$4,465
- Department of DefenseFRAME P/N 639AS3440contract · Last action 2011-12-02$4,002
- Department of Defense8505710265!COVER ASSEMBLY,PANEcontract · Last action 2018-07-23$3,350
- Department of Defense8501760725!COVER ASSEMBLY,PANEcontract · Last action 2015-07-28$3,350
Federal contract dollars to this establishment. Primary NAICS: 334419 - OTHER ELECTRONIC COMPONENT MANUFACTURING. Last action: 2025-12-29. Source: USAspending.gov, net obligations. Recipient address is the SAM registration / HQ address, not necessarily the worksite.
Inspection history
| Date | Trigger | Violations | Serious | Penalty | |
|---|---|---|---|---|---|
| 2007-03-14 | Planned | 4 | 3 | $1,500 | |
| 1984-03-01 | Planned | 7 | — | $0 | |
| 1977-09-29 | Follow-up | 0 | — | $0 | |
| 1977-08-09 | Complaint | 6 | — | $0 |
Source: OSHA IMIS. Citation amounts reflect initially assessed penalties; final amounts after appeal may differ.
In the news
Other employers in this industry and state
Other employers in machine shops within MA, ordered by federal enforcement volume:
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- PAYNE ENGINEERING AND FABRICATION COMPANY INCORPORATEDCANTON — 2 federal enforcement records
- LASER SERVICES, INC.WESTFORD — 2 federal enforcement records
- SPINCRAFTN BILLERICA — 2 federal enforcement records
- MICRO MECH, INC.IPSWICH — 2 federal enforcement records
- INDUSTRIAL PRECISION, INC.WESTFIELD — 2 federal enforcement records
- DYNAMIC FLOWFORM CORPBILLERICA — 2 federal enforcement records
- ROBERT J. MORAN, INC.LITTLETON — 1 federal enforcement record
- LITTLE ENTERPRISES, INC.IPSWICH — 1 federal enforcement record
- F.H. PETERSON MACHINE CORPORATIONSTOUGHTON — 1 federal enforcement record
Related searches
- Machine ShopsAll employers in this industry
- Employers in MAState-wide enforcement data
- Machine Shops in MAIndustry × state cross-filter
About this data
This profile aggregates federal enforcement records on LENTROS ENGINEERING, INC. 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.
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.
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Contact sales →Frequently asked
- What is LENTROS ENGINEERING, INC.'s OSHA violation history?
- LENTROS ENGINEERING, INC. has 4 OSHA inspections on record with 17 violations and $1,500 in total penalties.
- How does LENTROS ENGINEERING, INC.'s safety record compare to its industry?
- LENTROS ENGINEERING, INC. operates in the machine shops industry. The industry average Total Recordable Incident Rate (TRIR) is 2.7.