- Madison Investment Holdings, Inc.
254900EU55O4BAMAAG45United StatesMadisonLapsed - not renewed
- Manitou Americas, Inc.
549300324UJQL2KWWF33United StatesWest BendLapsed - not renewed
- MANPOWERGROUP INC.
ERO1WSFOSR0JJ6CRQ987United StatesMADISON
- Marchant-Schmidt, Inc.
549300TF3SGEUNF8KH68United StatesFond du LacLapsed - not renewed
- Marcus Center for the Performing Arts, Inc.
549300UC0MVHPO300670United StatesMilwaukeeLapsed - not renewed
- MARINE TRAVELIFT, INC.
549300Z0C4PWQP3Q7534United StatesSTURGEON BAYLapsed - not renewed
- Martins Refrigerated Express, Inc.
549300ZU7GYEDR9K5L41United StatesWiltonLapsed - not renewed
- Mason Companies, Inc.
549300127N003LK9MJ85United StatesChippewa FallsLapsed - not renewed
- MASTERS GALLERY FOODS, INCORPORATED
54930000ZMS1UQW4U705United StatesPLYMOUTHLapsed - not renewed
- Matenaer Corporation
549300MDLCXCOPETEC26United StatesWest BendLapsed - not renewed
- MATHEWS ARCHERY, INC.
254900T80N02NWCDS630United StatesSPARTA
- MAYVILLE ENGINEERING COMPANY, INC.
9845008D43E42A7FC362United StatesMAYVILLE
- M-B COMPANIES, INC.
254900629X1ZUJOO4250United StatesMADISONLapsed - not renewed
- MBK-WI, Inc.
549300K1YX603WWRKU95United StatesMilwaukeeLapsed - not renewed
- MCCOY CONSTRUCTION & FORESTRY, INC.
254900KHN90DYQ2KA369United StatesDEFORESTLapsed - not renewed
- McCoy Group, Inc.
2549007PTYZFNYSP7208United StatesDEFOREST
- MCDONALD LUMBER COMPANY, INC.
549300TZ7L0IWPSC7E76United StatesGREEN BAYLapsed - not renewed
- MDSFEST, INC.
549300XSS2CGDAV23O61United StatesONALASKALapsed - not renewed
- MEC INTERNATIONAL CORPORATION
254900N0UGS3X9C3A736United StatesMilwaukee
- MEDTORQUE, INC.
549300ITPTZJBPYB2982United StatesMADISONLapsed - not renewed
- MEFFERT OIL COMPANY, INC.
2549003LRC1KMZ61RK42United StatesMADISON
- Megal Development Corporation
549300IRGUHIU1I0CY35United StatesBrookfieldLapsed - not renewed
- Melrose Farm Service, Inc.
2549004AB080L7XC7Y33United StatesMelrose
- MENARD, INC.
549300EUFHQIPD1G5754United StatesMADISON
- Menasha Corporation
5493001GIOHY8ZHC1Q35United StatesNeenahLapsed - not renewed
- MERIDIAN INDUSTRIES, INC.
549300AHIUXBNU8EJ480United StatesMILWAUKEELapsed - not renewed
- MERRY-WATER FARMS, INC.
2549004TOWFU23HZE839United StatesDELAVAN
- METSO MINERALS INDUSTRIES, INC.
2138009A3GVJCPU85H02United StatesMADISONLapsed - not renewed
- MF Properties, Inc.
549300YGO6CXDJKZ3F44United StatesWiltonLapsed - not renewed
- MGIC Investment Corporation
254900S8483WM4M98R28United StatesMadison
- MGIC Reinsurance Corporation of Wisconsin
254900YLXW9VZ3UAKS23United StatesMilwaukeeLapsed - not renewed
- MGS Mfg. Group, Inc.
5493000FZ2MZSSBP7J24United StatesGermantownLapsed - not renewed
- MIDDLETON GLEN, INC.
549300WMLJS4B5JN5W25United StatesMIDDLETONLapsed - not renewed
- Midland Container Corporation
5493008BHIZQHIL7K121United StatesFranksvilleLapsed - not renewed
- MID-STATE TRUCK SERVICE, INC.
984500080XA8ACP0AJ27United StatesMarshfieldLapsed - not renewed
- Mid-West Management, Inc
254900T5R9GW1SQUIT27United StatesMADISONLapsed - not renewed
- Midwest Natural Gas, Inc
894500BKYMMSOC20EJ10United StatesLa Crosse
- MIDWEST REFRIGERATED MILWAUKEE, INC.
2549004K79E4RVTUMF24United StatesELKHORN
- MIDWEST REFRIGERATED SERVICES, INC.
254900GPKWL8QJC95V28United StatesELKHORN
- MILLER & THOMPSON FORWARDING, INC.
254900RMCEX656363D69United StatesMUSKEGO
- MIL QSR INC.
25490031KBGVGGJCEC85United StatesFITCHBURG
- Milwaukee Electronics Corporation
894500QKXU0OILCV3P85United StatesMilwaukee
- Milwaukee Regional Medical Center Thermal Service, Inc.
549300P0W61ZZ071ID16United StatesMILWAUKEELapsed - not renewed
- MILWAUKEE REGIONAL MEDICAL CENTER WATER SERVICE, INC.
2549008YTWQOL2K04P74United StatesMILWAUKEE
- Milwaukee Urban Strategic Investment Corp.
54930077DM7UJ7PCD865United StatesMilwaukeeLapsed - not renewed
- MILWAUKEE WORLD FESTIVAL, INC.
549300O07YEXUOHVGQ18United StatesMILWAUKEE
- Miniature Precision Components, Inc.
549300244I8UDTFDIZ27United StatesWalworthLapsed - not renewed
- Modine Acquisition, Inc.
549300SH1S1ILB7T0D37United StatesMadisonLapsed - not renewed
- MODINE MANUFACTURING COMPANY
Z35SZFYJR8GZZRSIUU09United StatesMADISON
- MORTENSON BROS. FARMS, INC.
2549007AP6HBWW1JGQ74United StatesWISCONSIN RAPIDS
- MOSKI CORPORATION
5493007PBSCQKUAOQK81United StatesGREEN BAY
- mRNA RiboTherapeutics, Inc.
2549003J513S1O6C9Z82United StatesMadisonLapsed - not renewed
- MS Agricultural Holdings, Inc.
549300GKB81IDICJUL10United StatesKaukaunaLapsed - not renewed
- Mueller Sports Medicine, Inc.
549300SMZE5SOTFFTP03United StatesPrairie du SacLapsed - not renewed
- Multipond America, Inc.
549300ARXKP2OX8PJS50United StatesGreen BayLapsed - not renewed
- Nassco Inc.
2549004N4GFWEXNO5X94United StatesNew BerlinLapsed - not renewed
- National Regency of New Berlin, Inc.
549300MMRQNV0KQBXJ86United StatesWaukeshaLapsed - not renewed
- NATIONAL RESEARCH CORPORATION
549300FQIORB6GZCYT15United StatesMilwaukeeLapsed - not renewed
- NEHLS BROTHERS FARMS, LTD.
254900GJQZCF7ZBI3197United StatesJuneau
- NELSON-JAMESON, INC.
254900RLDT71P59W5C75United StatesMARSHFIELD
