- West Memphis Fire Extinguisher Acquired By Marmic Fire & Safety
- West Michigan Auto Auction Acquired By America s Auto Auction
- West Michigan Insurance Acquired By Alera Group
- West Michigan Sweeper Acquired By Sweeping of America
- West Michigan Uniform Acquired By Wildman Business Group
- West Mississauga Medical Acquired By CloudMD Software & Services
- West Mobile Sanitation Acquired By Advanced Disposal Services
- West Monroe Partners
- West Monroe Partners Acquisitions
- West Motor Freight of PA Acquisitions
- West Oahu Aggregate Acquisitions
- West Oil Acquired By Refuel
- West Orange Lumber Acquired By Builders FirstSource
- West Park Crossing Retirement Community Acquired By Extendicare
- West Park Insurance Acquired By Alera Group
- West Partners Mergers and Acquisitions
- West Pharmaceutical Services Acquisitions
- West Physics Consulting Acquisitions
- West Publishing Company Acquired By Thomson Reuters
- West Realm Shires Services Acquisitions
- West Roofing Systems Acquisitions
- West Shore Home Acquisitions
- West Stanley Acquired By Lime Rock Resources
- West Star Aviation Acquired By The Sterling Group
- West Texas Allergy Acquired By AllerVie Health
- West Texas Autism Center Acquired By Blue Sprig Pediatrics
- West Texas Oral Facial Surgery Acquired By Oral Surgery Partners
- West Tree Service Acquired By Gunnison Tree Services
- West Valley Energy Acquired By Cor4 Oil
- West Van Acquisitions
- West Virginia Natural Gas Assets Acquired By Carbon Energy
- West Virginia Pipeline Acquired By Energy Services of America
- West Virginia United Health System Acquisitions
- West World Media Acquisitions
- West-Lite Supply Company Acquired By Facility Solutions Group
- West-Ward Pharmaceutical Acquired By Hikma Pharmaceuticals
- Westad Industri AS Acquired By KLINGER International Management
- Westamerica Bank Acquisitions
- Westar Aerospace and Defense Group Acquisitions
- Westar Capital Mergers and Acquisitions
