A-1 EXCAVATING, LLC is a water and sewer line and related structures construction employer in EAU CLAIRE, WI. Federal records show 1 OSHA inspection with 3 violations and $10,626 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.
A-1 EXCAVATING, LLC
INTERSECTION OF US-12 AND SHORT ROAD, EAU CLAIRE, WI, 54701
Parent: MASTEC INC (644 locations)
237110 — Top companies in Water and Sewer Line and Related Structures Construction
Industry Benchmark
Data Insights
Inspection Breakdown
Peer Comparison
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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
A-1 EXCAVATING, LLC is one of 644 establishments in our dataset that roll up under the parent organization MASTEC INC. MASTEC INC is a SEC public reporter (MTZ), with most recent reported revenue of $14.3B.
Federal enforcement records on A-1 EXCAVATING, LLC represent activity at this specific establishment. The full enforcement footprint of MASTEC INC across all 644 of its tracked locations is viewable on the parent profile.
Other establishments operated by MASTEC INC
- STOUT CONSTRUCTION, LLC — MENOMONIE, WI — 3 federal records
- WILLIAM CHARLES CONSTRUCTION CO. — ROCKFORD, IL — 3 federal records
- WILLIAM CHARLES CONSTRUCTION COMPANY, LLC — ROCHELLE, IL — 3 federal records
- William Charles Construction — Peoria, IL — 3 federal records
- MASTEC, INC. — BOCA RATON, FL — 2 federal records
- WILLIAM CHARLES CONSTRUCTION COMPANY, LLC — ROCKFORD, IL — 2 federal records
- PORTER BROTHERS CONSTRUCTION — PUYALLUP, WA — 2 federal records
- A-1 EXCAVATING, INC — OSSEO, WI — 2 federal records
- WHITE CONSTRUCTION — MASCOUTAH, IL — 2 federal records
- WHITE CONSTRUCTION, INC. — BELLEVILLE, IL — 2 federal records
Other employers in Water and Sewer Line and Related Structures Construction within WI
- NORTHERN INTERSTATE CONSTRUCTION INC — SUPERIOR — 3 federal records
- PETERS CONCRETE COMPANY — BRILLION — 3 federal records
- MICHELS CORPORATION — MILWAUKEE — 3 federal records
- SPEEDWAY SAND & GRAVEL, INC. — MADISON — 3 federal records
- SPEEDWAY SAND & GRAVEL, INC. — MADISON — 3 federal records
- MUSSON BROTHERS INC — MARATHON — 2 federal records
- FRANCIS MELVIN, INC. — MEDFORD — 2 federal records
- A-1 EXCAVATING, INC. — LAKE MILLS — 2 federal records
- A-1 EXCAVATING, INC — OSSEO — 2 federal records
- TOTAL EXCAVATING, LLC — HUDSON — 2 federal records
Industry context
Within the water and sewer line and related structures construction industry in WI, A-1 EXCAVATING, LLC ranks in the 81th percentile of OSHA violation frequency across 772 comparable establishments. That places this employer among the highest-violation establishments in its peer set.
OSHA penalty totals rank in the 91th percentile of the same peer group.
The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 1.9 for the water and sewer line and related structures construction sector, with a Days Away, Restricted, or Transferred (DART) rate of 1.1.
Activity timeline
No federal enforcement activity has been recorded against this establishment in the past 24 months.
Frequently Asked Questions
- What is A-1 EXCAVATING, LLC's OSHA violation history?
- A-1 EXCAVATING, LLC has 1 OSHA inspection on record with 3 violations and $10,626 in total penalties.
- How does A-1 EXCAVATING, LLC's safety record compare to its industry?
- A-1 EXCAVATING, LLC operates in the water and sewer line and related structures construction industry. The industry average Total Recordable Incident Rate (TRIR) is 1.9.
About this data
This profile aggregates federal enforcement records on A-1 EXCAVATING, LLC of EAU CLAIRE, WI from 17 federal data sources. Records were found in 4 sources: OSHA workplace safety inspections, MSHA mine safety enforcement, SEC XBRL companyfacts (parent financials), and BLS industry safety benchmarks. The remaining 13 sources were checked and found no matching records: WHD, 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. A-1 EXCAVATING, LLC resolves to the parent rollup MASTEC INC, which operates 644 establishments in our dataset.
This profile may be incomplete if A-1 EXCAVATING, 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.