(603) 718.8228 sales@insourcedmt.com 39 Depot St. | Merrimack, NH 03054

Expertise in the design and manufacturing of products, parts, and electronic devices & components. Engineering & Development from Prototype to Production PRODUCT & COMPONENT ENGINEERING, RAPID PROTOTYPING &
Slide Formlabs 3L 3D Printer Fuse 1 SLS 3D Printer 3D Printed Parts for
Rapid Prototyping & Production
ADDITIVE MANUFACTURING Production quality results 3D printed in a broad range of materials.
Easy Quotes & Fast lead times!
cnc Low to Medium Volume CNC MACHINING & TURNING Precision CNC machining for prototype or production parts. Product Engineering, Design, & Assembly MECHANICAL ENGINEERING Design, Assemblies, Automation Robotics, Engineering Sustainment, Vacuum Systems Electrical Component Development ELECTRICAL ENGINEERING EMI Filters, RF Components, Microwave Devices, System Testings & Repairs

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Design to Manufacture




We are a full service rapid prototyping and contract manufacturing facility in Merrimack, NH, offering expertise in the field of:

Onsite Technical Capabilities

TRUST your products in the hands of a team who share the same passion and desire for perfection.  Whether it is in the early stages of concept & design, late stage prototyping, or in production, we use our expertise and experience to achieve the highest quality, reliability and functionality for your parts and products.

Our COMMITMENT to you is to dedicate our resources and seek those needed to ensure your project succeeds.


Call (603) 809-4690 to discuss your project.

What We Do

Our CNC Machining facility can produce high precision parts for fast prototyping and manufacturing.

  • CNC 5-Axis Milling
  • CNC Turning
  • Low to Medium volume production
  • Various metal types. Aluminum to High Grade Aerospace metals
  • Plastic such as Delrin.
  • Master Cam 2021
  • Machining parts for Commercial, Medical, Automotive, Military and Defense, Automation and more

InSource DMT runs state-of-the-art 3D printers from Formlabs and Ultimaker 5S.  With a large selection of materials featuring different characteristics we can 3D print your parts exactly to your specifications.

  • Stereolithography (SLA) 3D Printing
  • Selective Laser Sintering (SLS)
  • Fuse Deposition Modeling (FDM)
  • High-Strength Reinforced 3D Printing

We provide Engraving, etching, and surface marks on most metals and color changes on various plastics using a class 1 certified GeoMark PRO laser marking system.

  • Annealing
  • Dark Marking / Heat Marks
  • Etching / Ablation
  • Engraving / Cutting
  • Discoloration / Foaming
  • Carbon Migration
  • Carbonization
  • Design for Prototyping and Manufacturing
  • Assemblies and Sub-Assemblies
  • New Product Design and Development
  • Engineering Product Updates and Sustainment
  • Parts & Components
  • Modifications and Redesign
  • System Integrations
  • Machining
  • 3D Printing
  • CAD Services
  • SolidWorks Premium 2020, Creo 4, Altium Designer 18, CAD Fusion 360, Documentation control

Contract Manufacturing

  • Sub – assembly and Box built
  • Mechanical Assemblies
  • Electronic Assemblies
  • Build-to-Print Manufacturing

Mechanical Engineering

InSource Design & Manufacturing Technologies is well suited and equipped in the area of Design, assemblies .

  • Motion Dynamics linear and rotary
  • Mechanism Design
  • Engineering Sustainment
  • Electromechanical Design
  • Pneumatic and Actuation Systems
  • Robotics and Automation
  • Vacuum Systems
  • Machine Design, Jigs, Fixtures, Rapid Prototyping

Military & Defense

  • Electrical & electronics equipment components
  • Aircraft & Ground Vehicle components and accessories
  • Mechanical assemblies

Quality Control & Certifications

We are committed to a quality system that strive to meet and exceed our customer and create a higher level of customer and co-worker satisfaction.  We exercise  this commitment by:

  • Complying with established standard and customers requirement.
  • Maintaining and continually improving the effectiveness of our processes and services
  • Reviewing quality objectives regularly to ensure that our quality systems remain appropriate and effective.



  • ISO 9001:2015 Quality Standard ISO #16-1041
  • AS9100 Compliant
  • ITAR Register and compliant ITAR #M34460
  • IPC/WHMA-A-620
  • JCP Registered
  • Gidep Registered
  • BBB Accredited

DUNS #: 056147179


541330, 334220, 334419, 332710, 336413, 541340, 811219

Our Clients

Let's discuss your project!