DIVERSIFIED MAINTENANCE SYSTEMS LLC is a janitorial services employer in ANOKA, MN. Federal records show 1 OSHA inspection with 1 violation and $735 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 1, 2026.
DIVERSIFIED MAINTENANCE SYSTEMS LLC
1100 W. MAIN ST (KMART), ANOKA, MN, 55303
Parent: PERMA FIX ENVIRONMENTAL SERVICES INC (1,978 locations)
561720 — Top companies in Janitorial Services
Industry Benchmark
Data Insights
Inspection Breakdown
Peer Comparison
Labor Relations (NLRB)
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▶SEC Enforcement(3)
$369,800,000 totallast: 2009-08-03
SEC Enforcement(3)
SEC Litigation Releases filed against PERMA FIX ENVIRONMENTAL SERVICES INC— every public-company employer profile shows the parent's SEC enforcement history. Source: sec.gov/litigation/litreleases.
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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
DIVERSIFIED MAINTENANCE SYSTEMS LLC is one of 1,978 establishments in our dataset that roll up under the parent organization PERMA FIX ENVIRONMENTAL SERVICES INC. PERMA FIX ENVIRONMENTAL SERVICES INC is a SEC public reporter (PESI), with most recent reported revenue of $642,000.
Federal enforcement records on DIVERSIFIED MAINTENANCE SYSTEMS LLC represent activity at this specific establishment. The full enforcement footprint of PERMA FIX ENVIRONMENTAL SERVICES INC across all 1,978 of its tracked locations is viewable on the parent profile.
Other establishments operated by PERMA FIX ENVIRONMENTAL SERVICES INC
- DIVERSIFIED CONCRETE CUTTING, INC. — INDIAN SPRINGS, NV — 3 federal records
- DIVERSIFIED CONCRETE CUTTING, INC. — MINDEN, NV — 3 federal records
- MEDICAL COLLEGE OF WISCONSIN — WAUWATOSA, WI — 3 federal records
- DIVERSIFIED CONCRETE CUTTING INC. — LAS VEGAS, NV — 3 federal records
- Diversified Concrete Cutting — Las Vegas, NV — 3 federal records
- Diversified Family Services, Inc. — Hermitage, PA — 2 federal records
- SAFETY & SECURITY SERVICES, INC. — OKLAHOMA CITY, OK — 2 federal records
- DIVERSIFIED FARM LABOR INC — PORTERVILLE, CA — 2 federal records
- DIVERSIFIED LABELING SOLUTIONS, INC. — ITASCA, IL — 2 federal records
- DIVERSIFIED CONCRETE CUTTING, INC. — RENO, NV — 2 federal records
Other employers in Janitorial Services within MN
- 94775 - NATIONAL FLOOR MAINTENANCE INC — OSSEO — 2 federal records
- 96986 - HEALTHCARE SERVICES GROUP INC — MINNEAPOLIS — 2 federal records
- 94773 - NATIONAL FLOOR MAINTENANCE INC — MINNEAPOLIS — 2 federal records
- DIVERSIFIED MAINTENANCE SYSTEMS LLC — MINNEAPOLIS — 2 federal records
- MARSDEN BUILDING MAINTENANCE LLC — ST PAUL — 2 federal records
- 93753 - HEALTHCARE SERVICES GROUP INC — MINNEAPOLIS — 2 federal records
- CARLSON BUILDING MAINTENANCE INC — WHITE BEAR LAKE — 2 federal records
- CARLSON BUILDING MAINTENANCE INC — WOODBURY — 2 federal records
- 105471 - MANAGED SERVICES INC — MINNEAPOLIS — 2 federal records
- CARLSON BUILDING MAINTENANCE INC — BLOOMINGTON — 2 federal records
Industry context
Within the janitorial services industry in MN, DIVERSIFIED MAINTENANCE SYSTEMS LLC ranks in the 51th percentile of OSHA violation frequency across 463 comparable establishments.
OSHA penalty totals rank in the 68th percentile of the same peer group.
The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 2.5 for the janitorial services sector, with a Days Away, Restricted, or Transferred (DART) rate of 1.7.
Activity timeline
No federal enforcement activity has been recorded against this establishment in the past 14 years.
Frequently Asked Questions
- What is DIVERSIFIED MAINTENANCE SYSTEMS LLC's OSHA violation history?
- DIVERSIFIED MAINTENANCE SYSTEMS LLC has 1 OSHA inspection on record with 1 violation and $735 in total penalties.
- How does DIVERSIFIED MAINTENANCE SYSTEMS LLC's safety record compare to its industry?
- DIVERSIFIED MAINTENANCE SYSTEMS LLC operates in the janitorial services industry. The industry average Total Recordable Incident Rate (TRIR) is 2.5.
About this data
This profile aggregates federal enforcement records on DIVERSIFIED MAINTENANCE SYSTEMS LLC of ANOKA, MN from 17 federal data sources. Records were found in 5 sources: OSHA workplace safety inspections, NLRB labor relations cases, SEC Litigation Releases, SEC XBRL companyfacts (parent financials), and BLS industry safety benchmarks. The remaining 12 sources were checked and found no matching records: WHD, MSHA, EPA, OFLC, OFCCP, FMCSA, USAspending, SAM.gov, CMS, CPSC, NHTSA, UVA.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. The dataset was last refreshed on May 1, 2026. DIVERSIFIED MAINTENANCE SYSTEMS LLC resolves to the parent rollup PERMA FIX ENVIRONMENTAL SERVICES INC, which operates 1,978 establishments in our dataset.
This profile may be incomplete if DIVERSIFIED MAINTENANCE SYSTEMS LLCoperates 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.