M
- Mainline Mechanical LLCCambridge, OH
- Mainspring LLCUhrichsville, OH
- Maintenance ManDayton, OH
- Maitland Heating & A/C Inc.Valley City, OH
- MAITLAND HEATING and A/C INCValley City, OH
- Majestic Roofing Inc.Boardman, OH
- Majher Construction & Dev Inc.South Point, OH
- Major Clean Building Services, LLCTroy, OH
- Major Heating & A/C Inc.Hamilton, OH
- MAJOR HEATING and A/C INCHamilton, OH
- Major Projects, LlcPeninsula, OH
- Make-a-Mend, LLCAlliance, OH
- Makley Painting, LLCDelaware, OH
- Malczewski's Lawn & LandscapeWaterville, OH
- Maldonados Construction & Roofing, LLCDayton, OH
- MALKAMAKI ELECTRIC LLCLeroy, OH
- Malkamaki Electric LLCLeroy, OH
- MALLETT ELECTRICAL SERVICES LLCNew Concord, OH
- Mallett Electrical Services LLCNew Concord, OH
- Mallett's ConcreteSenecaville, OH
- Mallott Services LLCPleasant Plain, OH
- Malone’s Geese & Deer Management CompanyColumbus, OH
- Malvern Plumbing & HeatingMalvern, OH
- Mamash Electric, LLCCincinnati, OH
- Mammoth PlumbingDayton, OH
- MAMULA ELECTRIC LLCWesterville, OH
- Mamula Electric LLCWesterville, OH
- Manchester Roofing IncToledo, OH
- Manchester Salt & Supply, Inc.Clinton, OH
- MANCINI ELECTRIC COLyndhurst, OH
- Mancini Electric Co.Lyndhurst, OH
- Mangas Be ConstructionDefiance, OH
- Mangeri Elec Co. Hiram DivisionHiram, OH
- Mango's Concrete, LLCBowling Green, OH
- Mangon Renovations LLCAshland, OH
- Mangum & SonsVan Buren, OH
- Manhandy Services LLCToledo, OH
- Maniatis, JerryColumbus, OH
- Mann Brothers PropertyMentor, OH
- Mann Roofing & Construction, LLCHilliard, OH
- Mann TechnologiesWilliston, OH
- Mann TechnologiesWoodville, OH
- Manns RoofingGreenwich, OH
- Manns Septic & Drain CleaningKenton, OH
- Manny Pools, LLCFremont, OH
- Mansell Heating & ACPoland, OH
- Mansell Theaker & Son ExcavatingBridgeport, OH
- Mansfield Roofing and Home Improvements LLCButler, OH
- Mantua Heating, Cooling & GeothermalMantua, OH
- MANTUA HEATING, COOLING and GEOTHERMALMantua, OH
- Manuel Plumbing Inc.Union, OH
- Manzonie Excavating LLCEast Sparta, OH
- MAP Construction, LLCSolon, OH
- Mapleleaf Tree ServiceOakwood, OH
- Maplewood <em>Tree</em> <em>Service</em>Columbus, OH
- Mar Nat Building Improvements LLCSagamore Hills, OH
- Maraczi Excavating & Constuction, Inc.Bristolville, OH
- MARANATHA MECHANICAL SERVICES LLCTallmadge, OH
- Maranatha Mechanical Services LLCTallmadge, OH
- Marathon Ashland Petroleum LlcFindlay, OH
- Marathon Ashland Pipe Line LlcFindlay, OH
- Marathon Oil CompanyFindlay, OH
- Marathon Petroleum LlcFindlay, OH
- Marathon Pipe Line CompanyFindlay, OH
- Marc Glassman, Inc.Cleveland, OH
- Marc Williamson ConstructionAlliance, OH
- Marcel ConstructionColumbus, OH
- Marcs Program OfficeColumbus, OH
- Marcum Tree ServiceHamilton, OH
- Marcus ExcavatingNew Madison, OH
- Marett Excavating Inc.Norwalk, OH
- Marett Excavating Inc.Norwalk, OH
- Marett Excavating, Inc.Norwalk, OH
- Margus Appliance RepairParma, OH
- Marietta CollegeMarietta, OH
- Marine Electronics Specialists by Microtek Marine Group LLCOak Harbor, OH
- Marino's Custom ConcreteNiles, OH
- Mario The <em>Plumber</em>Cleveland, OH
- Mario's Landscaping of Cincy, LLCCincinnati, OH
- Marion Computer Center, Inc.Marion, OH
- Marion Phone RepairMarion, OH
- MarJet CommunicationsCleveland, OH
- Mark & Sons ElectriciansBeavercreek, OH
- Mark C. Hare PlumbingByesville, OH
- Mark Cantrell PlumbingJohnstown, OH
- Mark Cantrell Plumbing LLCJohnstown, OH
- Mark Clark HVAC Elec PlumbingGibsonburg, OH
- Mark Ekleberry ElectricSycamore, OH
- Mark FlowersNewark, OH
- Mark Haynes Construction IncNorwalk, OH
- Mark Jacob's Air & HeatJackson, OH
- MARK KILLIN ELECTRICALSpringfield, OH
- Mark Killin ElectricalSpringfield, OH
- Mark L Rosa Inc.Campbell, OH
- MARK MORO ELECTRICParma, OH
- Mark Moro ElectricParma, OH
- Mark S TaylorWashington Court House, OH
- Mark Schaffer Excavating & TruckingNorwalk, OH
- Mark Schaffer Excavating And TruckingNorwalk, OH
- Mark Smith ConstructionUrbana, OH