| ZZXTERIORS | | | workplace safety or health violation | 2018 | $19,400 |
| ZZK POULTRY, LLC | | | workplace safety or health violation | 2021 | $5,600 |
| ZYXEL COMMUNICATIONS INC. | | | workplace safety or health violation | 2021 | $5,000 |
| ZYTECH BUILDING SYSTEMS (USA) L.P. | | | workplace safety or health violation | 2016 | $6,250 |
| ZYKAN EXTERIORS INC | | | workplace safety or health violation | 2004 | $16,000 |
| ZYGI AND SON MASON INC | | | workplace safety or health violation | 2011 | $10,000 |
| ZYCI LLC | | | workplace safety or health violation | 2019 | $11,821 |
| ZYBUILDERS CORPORATION | | | workplace safety or health violation | 2021 | $12,416 |
| ZY BUILDERS CORP | | | workplace safety or health violation | 2015 | $6,405 |
| ZWIRNER EQUIPMENT COMPANY | | | workplace safety or health violation | 2021 | $9,068 |
| ZWILLING J.A. HENCKELS, LLC | | | workplace safety or health violation | 2022 | $37,709 |
| ZWICKER ELECTRIC CO., INC | | | workplace safety or health violation | 2001 | $5,400 |
| ZWICKER ELECTRIC CO. INC. | | | workplace safety or health violation | 2015 | $5,040 |
| ZWEIGART CONSTRUCTION INC | | | workplace safety or health violation | 2008 | $6,200 |
| ZWEIGART CONSTRUCTION INC | | | workplace safety or health violation | 2016 | $6,000 |
| ZWEIGART CONSTRUCTION INC | | | workplace safety or health violation | 2018 | $15,600 |
| ZWEIGART CONSTRUCTION INC | | | workplace safety or health violation | 2019 | $12,400 |
| ZWEIGART CONSTRUCTION INC | | | workplace safety or health violation | 2020 | $15,800 |
| ZWEIGART CONSTRUCTION INC | | | workplace safety or health violation | 2021 | $16,900 |
| ZWEIGART CONSTRUCTION INC | | | workplace safety or health violation | 2021 | $32,760 |
| ZWEIGART CONSTRUCTION INC | | | workplace safety or health violation | 2022 | $60,220 |
| ZWANENBERG FOOD SERVICES (USA), INC. | | | workplace safety or health violation | 2010 | $5,000 |
| ZWANENBERG FOOD GROUP (USA), INC. | | | workplace safety or health violation | 2010 | $6,000 |
| ZWANENBERG FOOD GROUP (USA) INC. | | | workplace safety or health violation | 2016 | $6,300 |
| ZWANENBERG FOOD GROUP (USA) INC. | | | workplace safety or health violation | 2017 | $14,000 |
| ZWANENBERG FOOD GROUP (USA) INC. | | | workplace safety or health violation | 2017 | $90,000 |
| ZWANENBERG FOOD GROUP (USA) INC. | | | workplace safety or health violation | 2022 | $98,172 |
| ZWANENBERG FOOD GROUP (USA) INC. | | | workplace safety or health violation | 2022 | $1,636,203 |
| ZWANENBERG FOOD GROUP (USA) INC. | | | workplace safety or health violation | 2023 | $15,625 |
| ZWACK INC. | | | workplace safety or health violation | 2011 | $5,250 |
| ZW DRYWALL, INC. | | | workplace safety or health violation | 2006 | $12,600 |
| ZVI CONSTRUCTION COMPANY, LLC | | | workplace safety or health violation | 2014 | $6,200 |
| ZVI CONSTRUCTION COMPANY INCORPORATED | | | workplace safety or health violation | 2001 | $10,260 |
| ZVI CONSTRUCTION CO INC | | | workplace safety or health violation | 2000 | $10,080 |
| ZVI CONSTRUCTION CO INC | | | workplace safety or health violation | 2001 | $7,800 |
| ZVI CONSTRUCTION CO INC | | | workplace safety or health violation | 2001 | $15,900 |
| ZUSSER COMPANY, INC | | | workplace safety or health violation | 2011 | $7,185 |
| ZUSE INC. | | | workplace safety or health violation | 2023 | $5,906 |
| ZUSE INC. | | | workplace safety or health violation | 2023 | $7,156 |
| ZURN INDUSTRIES, LLC | Zurn Elkay Water Solutions | waste management and environmental services | workplace safety or health violation | 2015 | $5,500 |
| ZURN INDUSTRIES, INC. | Zurn Elkay Water Solutions | waste management and environmental services | workplace safety or health violation | 2009 | $7,650 |
| Zurla Trucking | | | workplace whistleblower retaliation | 2010 | $125,000 |
| ZURITAS STONE, LLC. | | | workplace safety or health violation | 2012 | $5,440 |
| ZURICH SERVICES CORPORATION | | | workplace safety or health violation | 2022 | $5,000 |
| ZUPER HOME IMPROVEMENT LLC | | | workplace safety or health violation | 2020 | $7,287 |
| ZUNUN ROOFING LLC | | | workplace safety or health violation | 2019 | $7,956 |
| ZUNUN ROOFING LLC | | | workplace safety or health violation | 2021 | $6,300 |
| ZUNIGA'S PLUMBING, INC. | | | workplace safety or health violation | 2019 | $6,002 |
| ZUNIGA'S CONSTRUCTION AND REMODELING LLC | | | workplace safety or health violation | 2019 | $8,800 |
| ZUNIGA'S CONSTRUCTION AND REMODELING LLC | | | workplace safety or health violation | 2022 | $27,349 |
| ZUNIGA TREE SERVICE | | | workplace safety or health violation | 2013 | $15,660 |
| ZUNIGA STUCCO | | | workplace safety or health violation | 2022 | $7,813 |
| ZUNIGA ROOFING, INC. | | | workplace safety or health violation | 2018 | $7,760 |
| ZUNIGA ROOFING | | | workplace safety or health violation | 2008 | $5,000 |
| ZUNIGA ROOF COMPANY, LLC. | | | workplace safety or health violation | 2018 | $5,854 |
| ZUNIGA FRAMING, LLC | | | workplace safety or health violation | 2023 | $5,000 |
| ZUNIGA CONTRACTOR LLC | | | workplace safety or health violation | 2022 | $7,073 |
| ZUNIGA CONSTRUCTION INC. | | | workplace safety or health violation | 2016 | $5,800 |
| ZUNIGA BRICK AND STONE | | | workplace safety or health violation | 2017 | $7,673 |
| ZUNIGA & SONS ROOFING LLC | | | workplace safety or health violation | 2024 | $10,371 |
| ZUMWALT & ASSOCIATES, INC. | | | workplace safety or health violation | 2016 | $5,260 |
| ZUMTOBEL LIGHTING, INC. | | | workplace safety or health violation | 2010 | $7,875 |
| ZUMTOBEL LIGHTING, INC. | | | workplace safety or health violation | 2011 | $12,206 |
| ZUMRUT MARBLE & GRANITE INC. | | | workplace safety or health violation | 2012 | $5,200 |
| ZUMRUT MARBLE & GRANITE INC. | | | workplace safety or health violation | 2015 | $12,800 |
| ZUMMO MEAT COMPANY | | | workplace safety or health violation | 2018 | $21,378 |
| ZUMMO MEAT CO., INC. | | | workplace safety or health violation | 2018 | $10,477 |
| ZUMBRUN CONSTRUCTION INC. | | | workplace safety or health violation | 2022 | $7,000 |
| ZUMBAS HOME IMPROVEMENTS | | | workplace safety or health violation | 2017 | $7,967 |
| ZUMBAS BUILDERS INC. | | | workplace safety or health violation | 2023 | $6,452 |
| ZUMBA ROOFING INC. | | | workplace safety or health violation | 2023 | $6,000 |
| ZUMBA CONSTRUCTION INC. | | | workplace safety or health violation | 2015 | $9,240 |
| ZUMAR INDUSTRIES INC | | | workplace safety or health violation | 2009 | $5,100 |
| ZULILY LLC | Qurate Retail | retailing | workplace safety or health violation | 2016 | $5,400 |
| ZULETAS'S CARPENTRY | | | workplace safety or health violation | 2019 | $30,400 |
| ZUFFA CONSTRUCTION, INC. | | | workplace safety or health violation | 2014 | $5,880 |
| ZUFALL HEALTH CENTER INC. | | | workplace safety or health violation | 2020 | $5,361 |
| ZUCO CONSTRUCTION, LLC. | | | workplace safety or health violation | 2023 | $14,517 |
| ZUCKERMAN-HERITAGE, INC. | | | workplace safety or health violation | 2023 | $6,750 |
| ZUCKERMAN FAMILY FARMS, INC. | | | workplace safety or health violation | 2014 | $16,600 |
| ZUCKERMAN FAMILY FARMS, INC. | | | workplace safety or health violation | 2022 | $10,800 |
| ZUCKERMAN FAMILY FARMS, INC. | | | workplace safety or health violation | 2023 | $36,000 |
| ZUCKERBERG SAN FRANCISCO GENERAL HOSPITAL AND TRAUMA CENTER | | | workplace safety or health violation | 2021 | $18,000 |
| ZUCK PAINTING INC | | | workplace safety or health violation | 2024 | $17,285 |
| ZUCCARO & SONS COMPANY, INC. | | | workplace safety or health violation | 2024 | $25,808 |
| ZUBAL MASONRY LLC | | | workplace safety or health violation | 2009 | $5,365 |
| ZTP TRANSPORT INC | | | workplace safety or health violation | 2019 | $17,542 |
| ZTEX CONSTRUCTION, INC. | | | workplace safety or health violation | 2021 | $5,000 |
| ZTEX CONSTRUCTION, INC. | | | workplace safety or health violation | 2022 | $9,500 |
| ZTEX CONSTRUCTION, INC. | | | workplace safety or health violation | 2022 | $20,000 |
| ZTEX CONSTRUCTION, INC. | | | workplace safety or health violation | 2023 | $7,000 |
| ZTEX CONSTRUCTION, INC. | | | workplace safety or health violation | 2015 | $5,500 |
| ZT SYSTEMS | | | workplace safety or health violation | 2021 | $8,777 |
| ZT GROUP INTERNATIONAL, INC. | | | workplace safety or health violation | 2023 | $115,233 |
| ZSOLT GRANITE CORPORATION | | | workplace safety or health violation | 2019 | $8,751 |
| ZSE, INCORPORATED | | | workplace safety or health violation | 2002 | $30,000 |
| ZSE, INCORPORATED | | | workplace safety or health violation | 2013 | $22,330 |
| ZSCHIMMER & SCHWARZ, INC. | | | workplace safety or health violation | 2018 | $7,160 |
| ZSA ZSA 7 STAR | | | workplace safety or health violation | 2000 | $8,125 |
| ZS CARPENTRY | | | workplace safety or health violation | 2004 | $16,400 |
| ZRS MANAGEMENT, LLC | | | workplace safety or health violation | 2016 | $5,345 |
