D.H. BLATTNER & SONS, LLC is a solar electric power generation employer in TAFT, CA. Federal records show 1 OSHA inspection with 3 violations and $1,305 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 3, 2026.
D.H. BLATTNER & SONS, LLC
22202 S LADE RD., TAFT, CA, 93268
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Inspection Breakdown
Peer Comparison
Labor Relations (NLRB)
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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
D.H. BLATTNER & SONS, LLC is one of 198 establishments in our dataset that roll up under the parent organization QUANTA SERVICES, INC.. QUANTA SERVICES, INC. is a SEC public reporter (PWR), with most recent reported revenue of $28.5B.
Federal enforcement records on D.H. BLATTNER & SONS, LLC represent activity at this specific establishment. The full enforcement footprint of QUANTA SERVICES, INC. across all 198 of its tracked locations is viewable on the parent profile.
Other establishments operated by QUANTA SERVICES, INC.
- MEARS INSTALLATION — KANSAS CITY, MO — 2 federal records
- INFRASOURCE SERVICES LLC — TUMWATER, WA — 2 federal records
- CUPERTINO ELECTRIC, INC. — STANFORD, CA — 2 federal records
- CUPERTINO ELECTRIC, INC — JEFFERSONVILLE, OH — 2 federal records
- Price Gregory International — Linden, PA — 2 federal records
- NIAGARA TRANSFORMER CORP. — BUFFALO, NY — 2 federal records
- CUPERTINO ELECTRIC, INC. — BORON, CA — 2 federal records
- PRICE - GREGORY INTERNATIONAL INC. — BENTLEYVILLE, PA — 2 federal records
- CUPERTINO ELECTRIC, INC — NEWMAN, CA — 2 federal records
- TRI-CITY ELECTRIC COMPANY OF IOWA — LE CLAIRE, IA — 2 federal records
Other employers in Solar Electric Power Generation within CA
- ROSENDIN ELECTRIC INC. — LANCASTER — 3 federal records
- BAKER ELECTRIC — BORREGO SPRINGS — 2 federal records
- ENABLE ENERGY, INC. — FOUNTAIN VALLEY — 2 federal records
- PAPICH CONSTRUCTION COMPANY, INC — SHANDON — 2 federal records
- DH BLATTNER & SONS INC — LANCASTER — 2 federal records
- AEROTEK, INC. — FOUNTAIN VALLEY — 2 federal records
- DH BLATTNER & SONS, INC. — STRATFORD — 2 federal records
- CUPERTINO ELECTRIC, INC. — ROSAMOND — 2 federal records
- TESLA, INC. — BELMONT — 2 federal records
- GENERATION 819 — IRVINE — 1 federal record
Industry context
Within the solar electric power generation industry in CA, D.H. BLATTNER & SONS, LLC ranks in the 80th percentile of OSHA violation frequency across 804 comparable establishments. That places this employer among the highest-violation establishments in its peer set.
OSHA penalty totals rank in the 71th percentile of the same peer group.
The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 1.7 for the solar electric power generation 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 D.H. BLATTNER & SONS, LLC's OSHA violation history?
- D.H. BLATTNER & SONS, LLC has 1 OSHA inspection on record with 3 violations and $1,305 in total penalties.
- How does D.H. BLATTNER & SONS, LLC's safety record compare to its industry?
- D.H. BLATTNER & SONS, LLC operates in the solar electric power generation industry. The industry average Total Recordable Incident Rate (TRIR) is 1.7.
About this data
This profile aggregates federal enforcement records on D.H. BLATTNER & SONS, LLC of TAFT, CA from 17 federal data sources. Records were found in 4 sources: OSHA workplace safety inspections, NLRB labor relations cases, SEC XBRL companyfacts (parent financials), and BLS industry safety benchmarks. The remaining 13 sources were checked and found no matching records: WHD, MSHA, EPA, 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 3, 2026. D.H. BLATTNER & SONS, LLC resolves to the parent rollup QUANTA SERVICES, INC., which operates 198 establishments in our dataset.
This profile may be incomplete if D.H. BLATTNER & SONS, 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.