Welcome to HTM UMI, your dedicated partner in precision manufacturing. As a subsidiary of HTM Technologies, HTM UMI boasts a rich history of delivering high-precision components and sub-assemblies across various industries, including aerospace, nuclear medicine, flight simulation, graphic arts, and general devices.

Our Journey

Our journey, rooted in our founding year, has been a testament to growth and excellence. In 2023, HTM UMI (Uitgeest Mechanical Industry) joined the prestigious HTM Technologies, enriching our capabilities and contributing to a dynamic group dedicated to cutting-edge solutions.


HTM UMI serves as your comprehensive manufacturing partner, offering an extensive range of services, from testing to complete airworthiness certification. Our commitment to efficient and cost-effective project completion is fueled by in-house capabilities, state-of-the-art tools, and dedicated professionals.


At HTM UMI, our commitment to precision and efficiency is ingrained in every step of our workflow. With decades of experience and cutting-edge technology, we seamlessly navigate the intricacies of advanced aerospace and military module integration.

Workflow Overview

1. Work Preparation:

Our journey begins with understanding your unique requirements. Through in-depth analysis and risk assessment, we formulate a plan tailored to your specific needs. We promise a swift and reliable supply, setting the foundation for a successful partnership.

2. Production:

After planning is complete, we move on to production. Using our state-of-the-art machinery and rigorous quality control processes, we create prototypes for your review. Once prototypes are approved, we seamlessly transition to series production, with each item meeting our strict quality standards, including our innovative ‘Lights-out manufacturing’ process that minimises human intervention and maximises efficiency.

3. Extradition:

Delivery is a crucial aspect of our commitment. We ensure that products are delivered to you in perfect condition, adhering to set deadlines and accompanied by comprehensive documentation. Our goal is to exceed your expectations by delivering professionalism and precision.

Specialized Areas

1. Work Preparation:

Our meticulous work preparation involves:

  • Rigorous application analysis
  • Risk mapping and solution-seeking
  • Fast and reliable solutions
  • Continuous risk assessment

2. Production:

During the production phase, we excel in:

  • Production of both simple and highly complex parts
  • Robotic loading for singular and serial production
  • Precision technology for both small and large products

3. Extradition:

In the extradition process, we deliver:

  • Fully assembled end-products with integrated controls
  • Mechanical compositions, including test procedures
  • Subassemblies tailored to your specifications
  • Parts assembled and packaged under stringent cleanroom conditions


Our competences cater to the most demanding technical industries:

  • Complex Machining: Meeting exact specifications with high accuracy, encompassing turning, drilling, and milling various materials.
  • High Precision Machining: Achieving precision up to < 1µm, employing grinding, welding, heat treatment, CNC-Laser cutting, and more.
  • Computer Aided Manufacturing (CAM): At HTM UMI, we employ Computer Aided Manufacturing (CAM) for both machine and measuring programs. This advanced technology allows us to handle a variety of 3D models swiftly and produce them in-house, enabling us to meet diverse demands efficiently.


High Precision Machining:

Equipped with advanced machinery and state-of-the-art programming facilities, HTM UMI excels in:

  • Production of simple to highly complex parts.
  • Singular and serial production with robotic loading.
  • Precision technology (<1mm).



HTM UMI provides comprehensive post-treatment options, including:

  • Surface treatments such as anodizing, chromating, and passivation.
    Metal plating like nickel plating, galvanizing, gold-plating, and varnishing.
  • Heat treatments including tempering, nitriding, tenifer, and kolsterising.
  • Research treatments such as rupture inspection and magnetic inspection.

Manufacturing, Assembly, and System Integration:

From advanced modules to high-precision components and advanced mechanical constructions.

In our conditioned, dust-free chamber, HTM UMI delivers:

  • Completely assembled end-products, including electronics.
  • Mechanical compositions with test procedures.
  • Parts assembled and packaged under cleanroom conditions.


Experience the pinnacle of precision manufacturing with HTM UMI’s cutting-edge machinery. Our advanced equipment, including state-of-the-art lights-out manufacturing systems, ensures unparalleled efficiency and accuracy in every production phase. From CNC machining to robotic loading, our machinery embodies innovation, reliability, and excellence. Explore our comprehensive range of equipment designed to meet the most demanding requirements of modern manufacturing. At HTM UMI, we are committed to pushing the boundaries of technology to deliver exceptional results for our clients worldwide.

Step into the future of manufacturing with HTM UMI’s advanced machinery – where precision meets innovation, and excellence knows no bounds.

Haas UMC 1250SS

The Haas UMC 1250SS is a revolutionary machine for unmanned production. With its high-speed spindle and simultaneous 5-axis machining capabilities, this machine offers unparalleled precision and efficiency. Combined with our advanced robotic arm, the Haas UMC 1250SS enables HTM UMI to achieve 24/7 lights-out manufacturing. This results in continuous production of high-quality parts without interruption, reducing lead times and lowering production costs.

Discover how we can elevate your production.

Contact us today! E-mail:  info@htm-technologies.com or Tel: +31 (0)251 314650

Doosan Puma LY 2600SY II

The Doosan Puma LY 2600SY II stands out with its synchronous spindle and sub-spindle, allowing for simultaneous operations on multiple sides of the workpiece. Its live tooling capability significantly enhances its versatility. At HTM UMI, we utilise this technology, combined with an innovative robotic arm, to ensure uninterrupted 24/7 production. This results in higher output and consistent quality, essential for our demanding clients.

Experience the future of manufacturing today.

Contact us for more information! E-mail:  info@htm-technologies.com or Tel: +31 (0)251 314650

BrandTypeToolsPalletsMax. movement X (mm)Max. movement Y (mm)Max. movement Z (mm)Speed RPMCharacteristics
HaasUMC 1250SS50-1.27076271115.000Kawasaki Robot
HaasUMC 750SS402076250850815.000Kawasaki Robot
DMGDMU 5030-50045040018.000BMO Automation
DMGDMU50 eco30-5004504008.000Kawasaki Robot
BrandTypeToolsPalletsMax. movement X (mm)Max. movement Y (mm)Max. movement Z (mm)Speed RPMCharacteristics
HaasVF-4SS30-1.27050863512.000Max. work area 1270x508 mm, 4th Axis
BrandTypeMax. turning diameter (mm)Max part length (mm)Speed RPMCharacteristics
DoosanPuma LY 2600SY IIØ2502803.500Driven tools, ø 65 mm max feed through
DoosanLYNX 220 LSYCØ2102804.500Driven tools, ø 76 mm max feed through
DoosanLYNX 220 LMØ1603754.000Driven tools, ø 51 mm max feed through
DMGCTX510 ecolineØ5005003.000Driven tools, ø 92 mm (Big bore)
HaasDS30YØ2548264.500Driven tools, ø 76 mm max feed through


Our history is marked by significant milestones, with a key highlight being the integration of HTM UMI into HTM Technologies in 2023.



Westerwerf 14

1911 JA Uitgeest,
 The Netherlands

Tel: +31 (0)251 314650

Fax: +31 (0)251 313347

E-mail: info.umi@htm-technologies.com

At HTM UMI, precision, reliability, and innovation converge to shape the future of manufacturing.

Join us on this journey of excellence.

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