By client
- Mac Guff Ligne
- MACH International
- MacromatiX
- Macronix International Co., Ltd.
- macys.com
- Maddocks Systems Inc.
- Madison County Sheriff's Department
- Magasin du Nord
- Magnezit
- Maharashtra State Electricity Transmission Company Limited
- Mahesh Sahakari Bank Ltd., Pune
- MAIER
- Main Line Health
- Mainline
- Mainova AG
- Major Asian Life Insurance Company
- Major EuropeanTelecommunications Company
- Major fashion retailer
- Major Financial Services Company
- Major Grocer
- Major Insurer
- Major International Telecommunications Company
- Major Leading Financial Services Firm in China
- Major Wall Street firm
- Mamee Double Decker
- Management Process Systems Ltd
- Manasco
- Manatee County School District
- Manitoba Agriculture, Food and Rural Initiatives (MAFRI)
- Mannheimer
- Manpower
- MAQUET GmbH & Co. KG
- Marienhospital Stuttgart
- MarineMax
- Marist College
- Market6 Inc.
- Marketec Targeted Solutions
- Market research software provider
- Marsh
- Mars Petcare Australia
- Martin's Point Health Care
- Maruhachi Muramatsu Inc.
- Marwell Wildlife
- Maschinenfabrik Reinhausen
- Mattress Retailer
- MAVIR
- Maxco Supply Inc
- maxess systemhaus gmbh
- Maxis Mobile Sdn Bhd
- Max Sibbern
- Mayflex
- Mayo Clinic
- MBDA Missile Systems
- McCormick and Schmick’s Restaurants
- McCormick & Company Inc.
- McGill University
- McGregor Industries
- McKesson Corporation
- McLane Company
- McLEOD RUSSEL INDIA LIMITED
- McMaster University
- MCS (Mortgage Contracting Services)