Investors and partners

AMT at a glance.

Based in Sheffield, UK, AMT makes PostPro automated vapor smoothing systems and consumables for 3D printed polymer parts.

AMT in numbers

PostPro systems installed
900+1
Countries with PostPro systems
40
Patent families on the public record
202
Process data points
10M+3

Systems, countries and process data points as stated by AMT (April and October 2026). Patent families from the public patent registers, October 6, 2026.

Growth story

How AMT grew.

AMT was born from University of Sheffield research4 and founded in Sheffield in January 2017.5 Year by year since , each line linked to its source.

  1. One of five winners of the formnext Start-up Challenge.6
    Grant: A £624,000 AMT-led project (TCT Magazine, opens in a new tab), backed by Innovate UK, Xaar and Atomjet.7
  2. PostPro3D, AMT’s first automated vapor smoothing system, became commercially available.7
  3. Funding: $5.2M Series A (TCT Magazine, opens in a new tab) led by DSM Venturing and Foresight Williams Technology EIS Fund.8
  4. AMT’s first patent granted, in the UK (GB2560073B).2,9 An alliance with HP for Multi Jet Fusion post-processing.10
  5. PostPro SF50 and SF100 launched at Formnext.11 Systems in over 150 locations in 25 countries, as stated by AMT.12
    Funding: $15M Series B (TCT Magazine, opens in a new tab), with Saint-Gobain Surface Solutions and 15th Rock Ventures as new investors.13
  6. PostPro SF PP launched for polypropylene.14
  7. PostPro SFX desktop vapor smoothing launched at Formnext.15
  8. PostPro SFX won the TCT Post-Processing Award.16
  9. TriMech Group and SurfacePrep joined the PostPro reseller network in North America.17,18
  10. A partnership with Raise3D for the PostPro SFX and SF2X in Europe.1

Why AMT

What sets AMT apart.

  • Where PostPro began

    AMT describes itself as the pioneer of automated vapor smoothing, and states that PostPro3D, launched in , was the first automated vapor smoothing system for powder-bed 3D printed parts.7,19

    About AMT and the team

  • Patents on the record

    Granted patents in the UK, Europe, the US and China, from AMT’s first vapor smoothing filing in .2 AMT describes its portfolio as the largest in vapor smoothing.19

    See the patents

  • Data from years in production

    AMT states: “Powered by a decade of processing parts and more than 10 million process data points, AMT has developed its own proprietary algorithms and post-trained models that power our fleet of SF machines.”3

    See the software

Always open to a conversation

Talk to Joseph Crabtree, CEO & Founder.

For strategic and channel partners, OEMs, industry partners and the investment community: write to Joseph directly.

Email Joseph

Email: joseph@amtechnologies.com

Please don’t include confidential information in a first email.