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Discover the Porter Machine Difference!

For over 25 years Porter Machine has been providing contract machining services to customers through the Northeast.

Porter Machine, an ISO 9001:2015 registered company, is dedicated to providing our highly valued customers with excellent service and quality products.

ISO 9001:2015 certified

Practicing the best in quality management and business process. Demonstrating our compliance and commitment to maintaining industry standards.

Cutting Edge Technology

We utilize Exact JobBOSS® Shop Management together with Solidworks® 3D CAD and iMachining® to provide accurate and timely response to needs.

Solid Reputation

Our reputation for quality products and reliable service has introduced us to many new and exciting markets in all types of scientific and industrial pursuits.


We are committed to producing and shipping your products in the fastest manner possible while maintaining the highest industry standards for quality.

We continue to learn and invest in technology, machinery and people... this leads us to success.

About Us

Porter Machine, Inc. is a highly recognized supplier of contract machining services to customers throughout the Northeast. We serve a variety of industries including aerospace, construction, fire safety, printing, oil refinery and flow equipment. Our experience and ability in producing precision machined parts while holding tolerance of .0005 has created various business opportunities in multiple industries and applications.

Machining Capabilities


Up to 10" OD and 42" Long, 12"-15" OD up to 17" long, 18"-22" OD up to 10" long


18" High x 20" wide x 40" Long

OD Grinding

8" OD x 16" Long

Surface Grinding

8" Wide x 18" Long x 16" High


Up to 12" round