- L & H Precision Tool & Molding
- L & J Tool Corp
- L & L Machine Inc
- L & M Hanson Molds
- L & M Hanson Molds
- L & P Plastics
- L K Industry Inc
- Lakeland Mold Co
- Lakeland Tool & Engineering
- Laser
- Laser Die & Engineering
- LASH Quality Molds & Supls
- Laszeray Technology
- Lawrence Mold & Tool Inc
- Lawrence Mold Finishing
- Lawrence Mold Finishing
- Lawrence Tool & Engineering
- Laydon Co
- Leader Technologies Inc
- Leading Edge
- Leading Edge
- Legacy Precision Molds
- Leidel Corp
- Leominster Die Svc
- Leon's Ceramic's Molds
- Leroy Tool & Die
- Levannes Inc
- Liberty Die & Mold Inc
- Liberty Die Cast Molds Inc
- Liberty Mold & Machine
- Lightning Mold & Machine Inc
- Lil Army Molds
- Lincoln Mold & Die Corp
- Lind Engineering
- Linden Mold & Tool Corp
- Littell Mold Finishing
- Lockmann Precision
- Lombness Tool Corp
- Lor-Ral Mold Works
- Lorenc Machine Co
- Lorence Mold & Design Inc
- Lorentson Manufacturing Co
- Lortech Plastics
- Lotus Corp
- Lou-Ran Tooling
- Louca Mold Machining
- Louca Mold Machining
- Louis A Nelson Inc
- Louis E Sell
- Louis Paul Jonas Studios Inc
- Lowry Manufacturing Inc
- LTD Mold & Machine Corp
- Lucas Industries
- Luckmarr Plastics
- Luckmarr Plastics
- Luna Machine Works
- Luna Machine Works
- Lunar Tool & Mold Inc
- M & D Mold Design
- M & J Mold Shop Inc
- M & M Tool & Mold Inc
- M & S Mold
- M & V Tool & Die Inc
- M C Mold & Machine Inc
- M C Molds Inc
- M R Mold & Engineering Corp
- M R Mold & Engineering Corp
- Mac Mold Base Inc
- Mac-Mold Division
- Magic Mold & Engineering
- Magna Molds
- Magnum Mold & Engineering
- Magor Mold
- Mahaffey Engraving
- Mainland Products Inc
- Majestic Mold & Tool Inc
- Majestic Mold Making Co
- Mako Mold Co
- Mallory Pattern Works
- Manchester Products Inc
- Manny Polishing Svc
- Mansfield Tool & Mold
- Manufacturing Services
- Manufax
- Manufax
- Maple Mold Technologies
- Maple Mold Technologies
- Maple Mountain Assoc Inc
- Mapp Tool
- Mapp Tool
- Mar Lee Co Technology Ctr
- Mar Lee Molds
- Mar Rite Inc
- Maranatha Tooling
- Marine Concepts
- Marine Concepts Inc
- Mark Four Cam
- Marlin Enterprises Inc
- Marman Industries
- Martin Rea Industries
- Marton Tool Inc
- Mass Tech Mold
- Master Mold
- Master Molding Inc
- Master Tech Tool Inc
- Master Tech Tool Inc
- Matador Tool & Die
- Matchless Machines & Tools
- Matchless Mold & Mfg
- Matrex Mold & Tool Co
- Matrix Tool Corp
- Matrix Tooling & Designs
- Matt Tool & Die Co
- Mauston Tool Corp
- Maverick Mold & Machine Inc
- Maximum Machine
- Maximum Mold Inc
- Maximum Mold Polishing
- Mc Kay Tooling
- Mc Kechnie Tooling & Engineer
- MCA
- MDF Tool Corp
- Mectec Molds Inc
- Mectec Molds Inc
- Medd Tek Plastics
- Medtech Precision Molds Inc
- Meiho Technology Inc
- Meiho Technology Inc
- Meiki Corp
- Melching Machine
- Melco Engraving Inc
- Melco Engraving Inc
- Mercer's Mold Polishing Co
- Merit Mold Co Inc
- Merrill's Tooling & Design
- Mesick Mold
- Metric Die & Engineering
- Metro Mold
- Metro Mold & Design
- Metro Mold & Design
- Mfi Products Inc
- Mian Tool & Die Inc
- Micelli Chocolate Mold Co
- Michiana Plastics Inc
- Michigan Mold Polishing
- Micro EDM Specialties
- Micro Mold Co
- Micro Tool & Machine Inc
- Microdyne Precision Tool Co
- Microfinish
- Mid West Mold Inc
- Mid-States Tool & Machine Inc
- Midgard Inc
- Midland Technologies
- Midwest Mold & Engineering
- Midwest Mold & Engineering Inc
- Midwest Mold & Texture Corp
- Mike Cyr Mold Making
- Milky Way Molds
- Millard Die Shop Inc
- Millennium Mold Design
- Millennium Mold Design
- Miller Mold Co
- Miller Tool & Mold Inc
- Milrose Industries
- Milwaukee Lead/Asbestos Info
- Minco Tool & Mold Co Inc
- Mini-Jector Machinery Corp
- Miracle Mold
- Miro Molds & Duplicating
- Miro Molds & Duplicating
- Miro Molds & Duplicating
- Mirox Mold & Die Co Inc
- MJP Tool Corp
- MJP Tool Corp
- Mo Tech Corp
- Model Die & Mold Inc
- Modern CNC Technologies
- Modern Machine Works
- Modern Machine Works
- Modern Mold & Tool Co
- Mold & Machine Co
- Mold & Tooling Technology
- Mold 2 Specs Inc
- Mold Clinic Inc
- Mold Control Svc
- Mold Craft Co Inc
- Mold Craft Co Inc
- Mold Craft Inc
- Mold Design Svc
- Mold Design Svc
- Mold Eliminator
- Mold Engineering Inc
- Mold Makers Square
- Mold Making Inc
- Mold Medic
- Mold Prevention Specialist
- Mold Pros Inc
- Mold Services
- Mold Shop
- Mold Specialties
- Mold Specialty
- Mold Supplies Inc
- Mold Surface Texture
- Mold Systems Co Inc
- Mold Works
- Mold Works USA
- Mold-It
- Mold-Masters
- Mold-Rite Tool Inc
- Mold-Tech
- Mold-Tech
- Mold-Tech
- Mold-Tech Inc
- Moldcraft Inc
- Moldcrafters Inc
- Molded Solutions
- Moldenders
- Moldenders
- Molding Concepts
- Moldmakers Inc
- Moldmakers Inc
- Molds Enterprise
- Molds Enterprise
- Molds Plus
- Molds Plus
- Molds Unlimited
- Moldtron Tech Co
- Moldtron Tech Co
- Moldworks Inc
- Moldworks Inc
- Monitor Mold & Machine Co
- Monitor Mold & Machine Co
- Monolith Molds
- Monroe Custom Molds
- Moonlight Mold
- Morningstar Molds
- Morningstar Molds
- Morris Mold & Machine Inc
- Morrison Machine & Tool Co
- Mountain Mold
- Mountain Mold
- Mountain Mold
- MPP Corp
- MRH Mold Co
- MSI Mold Builders
- MSI Mold Builders Se Inc
- MSK Mold
- Mt Vernon Mold Works
- Mt Vernon Mold Works
- Mt Vernon Mold Works
- Muller's Molds
- N & T Mold Engineering Co
- Nance Mold Polishing
- Nance Mold Polishing
- Nash-Webber Molds
- National Machine Tool & Engrng
- National Molds & Components
- National Tool & Mfg
- National Tool & Mfg Co
- National Tool & Mfg Co
- Nettur Precision Technologies
- New Jersey Tool & Die Co
- Newark Mold & Tool Inc
- Newman Mold
- Newport Tool & Die
- Niagara Fiberglass Inc
- Niebank Tooling Concepts
- Nields Machine Co
- Niron Inc
- Nitec
- Nolan Mold
- Norcal Environmental
- North Coast Tool & Mold Corp
- North Star Aluminum Molds
- Northeast Tire Mold Inc
- Northern Mold
- Nova Industries
- Numerics Unlimited Inc
- Nypromold
- O & S Design Dba INNOVATIVE
- Ocean Tool Inc
- Oedekerk Mold Co
- Offshore Molds Inc
- Old Federal Tool Co
- Omega Plastics
- Omnitool Inc
- Ontario Mold
- Onyx Mold Polishing
- Original Molds By Thelma Resch
- Orion Mold & Engineering Inc
- Osco Inc
- Osco Inc
- Otsego Tool & Engineering
- P L Precision
- Pace Mold & Machine Inc
- Pace Technology Corp
- Pacer Products Inc
- Pacific Flyer Engineering
- Pacific Molded Technology