MASTERCLASS CONSTRUCTION CO., INC. is an employer in CHICAGO, IL. Federal records show 1 OSHA inspection with 0 violations and $0 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.
MASTERCLASS CONSTRUCTION CO., INC.
439 NORTH WESTERN, CHICAGO, IL, 60612
Parent: BERKLEY W R CORP (12 locations)
Data Insights
Inspection Breakdown
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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
MASTERCLASS CONSTRUCTION CO., INC. is one of 12 establishments in our dataset that roll up under the parent organization BERKLEY W R CORP. BERKLEY W R CORP is a SEC public reporter (WRB), with most recent reported revenue of $14.7B.
Federal enforcement records on MASTERCLASS CONSTRUCTION CO., INC. represent activity at this specific establishment. The full enforcement footprint of BERKLEY W R CORP across all 12 of its tracked locations is viewable on the parent profile.
Other establishments operated by BERKLEY W R CORP
- CRYPTON, INC. DBA HI-TEX, INC. — KINGS MOUNTAIN, NC — 1 federal record
- MASTERCLASS CONSTRUCTION CO., INC. — CHICAGO, IL — 1 federal record
- MASTERCLASS CONSTRUCTION CO., INC. — CHICAGO, IL — 1 federal record
- CRYPTONITE FRAMWORKS, LLC — MUSTANG, OK — 1 federal record
- 154491 - CRYPTON MILLS, LLC — MOORESBORO, NC — 1 federal record
- BERKLEY INTERNATIONAL, LLC — MCCARRAN, NV — 1 federal record
- CAROLINA CASUALTY INSURANCE COMPANY — MIDDLE RIVER, MD
- PROFESSIONAL AIRCRAFT ACCESSORIES, INC. — TITUSVILLE, FL
- CRYPTON GRANITE — FRAMINGHAM, MA
- CRYPTON INC — WEST BLOOMFIELD, MI
Other employers in this industry within IL
- WASTE MANAGEMENT — ROCKDALE — 3 federal records
- 4 D CONSTRUCTION COMPANY — ONARGA — 2 federal records
- BARNHART CRANE AND RIGGING CO. — GRAND TOWER — 2 federal records
- BEELMAN READY MIX — NASHVILLE — 2 federal records
- MEYER MATERIAL — STREAMWOOD — 2 federal records
- AREA ERECTORS, INC. — CHICAGO — 2 federal records
- FREESEN INC. — LE ROY — 2 federal records
- EARTH, INC. — SKOKIE — 2 federal records
- KENNY CONSTRUCTION COMPANY — NORTH AURORA — 2 federal records
- WASTE MANAGEMENT — ROSCOE — 2 federal records
Activity timeline
No federal enforcement activity has been recorded against this establishment in the past 27 years.
Frequently Asked Questions
- What is MASTERCLASS CONSTRUCTION CO., INC.'s OSHA violation history?
- MASTERCLASS CONSTRUCTION CO., INC. has 1 OSHA inspection on record with 0 violations and $0 in total penalties.
About this data
This profile aggregates federal enforcement records on MASTERCLASS CONSTRUCTION CO., INC. of CHICAGO, IL from 17 federal data sources. Records were found in 2 sources: OSHA workplace safety inspections, and SEC XBRL companyfacts (parent financials). The remaining 15 sources were checked and found no matching records: WHD, MSHA, EPA, NLRB, OFLC, OFCCP, FMCSA, USAspending, SAM.gov, CMS, CPSC, NHTSA, UVA, SEC enforcement, BLS.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. The dataset was last refreshed on May 2, 2026. MASTERCLASS CONSTRUCTION CO., INC. resolves to the parent rollup BERKLEY W R CORP, which operates 12 establishments in our dataset.
This profile may be incomplete if MASTERCLASS CONSTRUCTION CO., 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.