Medical Device Qualified Supplier Directory


Hart Enterprises, Inc. Company Profile
E: [email protected]
T: (616) 887-0400
F: (616) 887-5400

400 Applejack Ct., Sparta, MI, 49345, United States
View map

Qualifications: FDA Registered, CGMP Certified, Supplier to Medical Manufacturers, Exhibitor in at least 2 MD&M and/or MEDTEC shows

Markets Supplied: North America, Europe


Hart Enterprises, Inc., founded in 1976, is a FDA registered (#1828424) medical device manufacturer and the leading OEM supplier of special application needles and custom medical devices for the health care industry today. Our services set the industry standard. Specializing in highly varied & unusual specifications, our creative and qualified engineering staffs are ready to assist you with new product design. Hart Enterprises, Inc. can give you the competitive edge through novel design, unique manufacturing, quick development, cost containment, and fast turnaround time.


Hart Enterprises, Inc.takes great pride in our ability to create custom needles. Each of our production department heads have over 20 years of experience with Hart. This continuity over the years enables Hart Enterprises, Inc. to manufacture parts that other companies cannot. Hart’s capabilities can be broken down into 5 categories – Metal Fabrication, Plastic Fabrication and Assembly, Design/ Prototyping and Turn Key,  Packaging/Sterilization and Standard Products.

Metal Fabrication – Hart’s expertise includes using a variety of raw materials.  Materials that we fabricate include but are not limited to all grades of stainless steel, inconel and nitinol.  Some of our abilities include the following:

  • Tube End Closing
  • Tube OD/ID Reduction
  • Tube OD/ID Expansion
  • Tube Joining
  • Micro Holes
  • Slots
  • Ultrasound Enhancements
  • CM - Depth Markings
  • Polishing
  • Inspection
  • Bending
  • Knurling
  • Forming
  • Crimping
  • Flaring
  • Heat Treating
  • Brazing
  • Electro Polishing
  • Passivation
  • Piercing
  • Deburring
  • Welding
  • Ball Ending
  • Flattening

Plastic Fabrication and Assembly-  With our own custom made machines, Hart Enterprises is able to provide both standard and custom needle hubs and caps.  Pictures of our standard hub and cap colors can viewed at  and .  Abilities include but are not limited to the following:

  • Tight tolerance molding
  • Insert molding
  • Small part molding
  • Plastic part decorating
  • Friction reducing coatings 
  • Insulating coatings 
  • Custom molded hubs
  • Selection of suitable plastic for manufacturing
  • Complete device assembly
  • Cannula/Stylet assembly
  • Bulk Packaging

Design, Prototyping and Turn-Key parts:   Sometimes turning your ideas into reality is much harder than you thought. Hart Enterprises, Inc. will listen to ideas and your goals to work with you to develop the product you dreamed of creating. Throughout our history we have taken ideas that other manufacturers said either that it could not be built or would not work and we turned that idea into reality. It started with our first product nearly 40 years ago and is still happening today. Our engineering team has over 100 years of combined experience in the development and prototyping of medical parts and devices. If you have a product idea that you have either been told it won't work or it can't work TAKE IT TO HART. Let our engineers look at the idea before you give up on your dream. We would be happy to critique your design and discuss options that make the product for optimum manufacturing. Please stop by our metal fabrication and plastic fabrication webpages to see some of the u...

Share Via Email
E: [email protected]
T: (616) 887-0400
F: (616) 887-5400

400 Applejack Ct., Sparta, MI, 49345, United States
View map