[["International Brotherhood of Teamsters",46],["American Federation of State County \u0026 Municipal Employees",23],["Service Employees International Union",17],["Amazon.com Inc.",12],["United Food \u0026 Commercial Workers International Union",12],["Communications Workers of America",10],["International Longshoremen's Association",10],["International Union of Painters and Allied Trades",9],["United Parcel Service Inc.",7],["UNITE HERE",6],["International Brotherhood of Electrical Workers",5],["International Union of Painters \u0026 Allied Trades",4],["American Water Works Company Inc.",3],["International Association of Machinists \u0026 Aerospace Workers",3],["Lowe's Cos. Inc.",3],["Ports America Inc.",3],["Rite Aid Corp.",3],["SEIU Healthcare Pennsylvania",3],["Wells Fargo \u0026 Co.",3],["Acme Markets Inc.",2],["American Federation of Labor \u0026 Congress of Industrial Organizations",2],["American Postal Workers Union",2],["Computer Aid Inc.",2],["Fraternal Order of Police",2],["Independence Blue Cross Inc.",2],["International Association of Machinists and Aerospace Workers",2],["Kimberly-Clark Corp.",2],["Metro Atlanta Rapid Transit Authority",2],["PNC Financial Services Group Inc. ",2],["Toronto-Dominion Bank",2],["Verizon Communications Inc.",2],["7-Eleven Inc.",1],["AB SKF",1],["ABF Freight System Inc.",1],["APL Co. Pte Ltd.",1],["APM Terminals Management BV",1],["Allegis Group Inc.",1],["Allergan PLC",1],["American Academy of Pediatrics",1],["American Airlines Group Inc.",1],["American Association of University Professors",1],["American Federation of Musicians",1],["American Federation of Teachers",1],["American Nurses Association",1],["Amphenol Corp.",1],["Anda Inc.",1],["Assured Guaranty Ltd.",1],["BI Inc.",1],["Baltimore Gas \u0026 Electric Co.",1],["Bank of America Corp.",1],["Burger King Holdings Inc.",1],["C \u0026 J Clark America Inc.",1],["CMA CGM SA",1],["COSCO Container Lines Co. Ltd.",1],["CSX Corp.",1],["CVS Health Corp.",1],["Campbell Transportation Company Inc.",1],["Cargotec Oyj",1],["Clear Channel Outdoor Holdings Inc.",1],["Compagnie Financière Tradition",1],["Dean Foods Co.",1],["Dollar General Corp.",1],["Dollar Tree Inc.",1],["Endo International PLC",1],["Express Scripts Holding Co.",1],["FedFirst Financial Corp.",1],["Ferrandino \u0026 Son Inc.",1],["Five Below Inc.",1],["Goodyear Tire \u0026 Rubber Co.",1],["Government Employees Health Association Inc.",1],["H \u0026 M International Transportation Inc.",1],["H\u0026M",1],["Hanjin Shipping Co. Ltd.",1],["Hapag-Lloyd AG",1],["Horizon Lines, Inc.",1],["H‑E‑B LP",1],["IAP Worldwide Services Inc.",1],["International Association of Fire Fighters",1],["J.C. Penney Co. Inc.",1],["Johnson \u0026 Johnson",1],["Johnson Controls International PLC",1],["Johnson Matthey PLC",1],["Kawasaki Kisen Kaisha Ltd.",1],["Keurig Dr Pepper Inc.",1],["Legacy Professionals LLP",1],["Liberty Mutual Insurance Group",1],["Maher Terminals LLC",1],["McDonald's Corp.",1],["Mediterranean Shipping Co. SA",1],["Merck \u0026 Co. Inc.",1],["Mitsui OSK Lines Ltd.",1],["NL Industries Inc.",1],["National Association of Letter Carriers",1],["National Right to Work Legal Defense Foundation",1],["Nippon Yusen Kabushiki Kaisha",1],["Norfolk Southern Corp.",1],["OTG Management Inc.",1],["Optum Inc.",1],["OptumRx Inc.",1],["Orient Overseas Container Line Ltd.",1],["Packaging Corp. of America",1],["Paragon Systems Inc.",1],["PetSmart Inc.",1],["Pizza Hut Inc.",1],["Planned Parenthood Federation of America Inc.",1],["Port Authority Transit Corp.",1],["Prime Therapeutics LLC",1],["Public Service Enterprise Group Inc.",1],["Rochester Drug Cooperative Inc.",1],["Ross Stores Inc.",1],["SP Plus Corp",1],["Safeway Inc.",1],["Sealed Air Corp.",1],["Sonoco Products Co.",1],["Southeastern Pennsylvania Transportation Authority",1],["Southern Wine \u0026 Spirits",1],["Sterling Talent Solutions",1],["TBS International Limited",1],["TEKsystems Inc.",1],["Target Corp.",1],["Teamsters Local 727",1],["Teikoku Pharma USA Inc.",1],["Teva Pharmaceutical Industries Ltd.",1],["The Great Atlantic \u0026 Pacific Tea Company, Inc.",1],["The Home Depot Inc.",1],["The Kroger Co.",1],["The PNC Financial Services Group Inc.",1],["The RMR Group Inc.",1],["Toll Brothers Inc.",1],["Transport Workers Union of America",1],["Triumph Group Inc.",1],["Tyson Foods Inc.",1],["U-Haul International Inc.",1],["UPMC Altoona",1],["United Arab Shipping Co.",1],["United Association",1],["United Auto Workers",1],["United Brotherhood of Carpenters",1],["United Brotherhood of Carpenters \u0026 Joiners of America",1],["Wakefern Food Corp.",1],["Walmart Inc.",1],["Washington Nationals",1],["Wawa Inc.",1],["Weis Markets Inc.",1],["Westinghouse Electric Co. LLC",1],["Westinghouse Electric Corp.",1],["Wolverine World Wide Inc.",1],["Wyndham Hotels \u0026 Resorts Inc.",1],["Yang Ming Marine Transport Corp.",1],["Zim Integrated Shipping Services Ltd.",1]]