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Direct Ink Writing Companies

25 Ceramics/Composites · Direct Ink Writing companies in the additive manufacturing ecosystem tracked by AMPulse. Browse profiles, funding rounds, and technology details.

Updated

Direct Ink Writing (MEX-DIW) is an additive manufacturing process for ceramics or ceramic-reinforced composites. AMPulse tracks 25 companies using Direct Ink Writing as a core technology, ranked below by total funding raised.

Typical materials: alumina, zirconia, silicon carbide, ceramic-filled polymers. Common applications: aerospace, defense, medical implants, electronics, tooling.

Helmholtz-Zentrum Hereon

Develops fully recyclable, water-based 3D printing ink from upcycled lignin for room-temperature direct ink writing, enabling sustainable, circular manufacturing.

Geesthacht, GermanyFounded 1956$100M

Amedica

Develops and manufactures medical-grade silicon nitride ceramic implants for spinal and orthopedic applications using proprietary additive manufacturing processes like robocasting, offering superior bone fusion, antibacterial properties, and mechanical strength compared to traditional materials like PEEK and titanium.

Salt Lake City, Utah, USAFounded 1996$74.2M

Evove

Develops precision-engineered filtration and separation membranes using additive manufacturing and graphene-based coatings.

Widnes, United KingdomFounded 2015$22.6M

CALIX Ceramic Solutions

Provides advanced ceramic 3D printing services, custom component manufacturing, and engineering consulting for high-temperature, wear-resistant, and corrosion-resistant industrial applications.

Tonawanda, NY, USAFounded 2012$9.5M

additive tectonics

Develops robotics-driven architectural 3D printing systems using binder jetting (Drop on Powder technology) for concrete and ceramic components—reducing construction waste by 60%+ and enabling complex geometric facades, walls, roofs, and floor structures for buildings.

Lupburg, Bavaria, GermanyFounded 2020$7.1M

GaeaStar

Develops ultra-thin, compostable clay cups and bowls using proprietary high-speed additive manufacturing (3D printing) with clay, water, and salt, targeting single-use plastic replacement.

San Francisco, CA, USAFounded 2021$6.5M

Kaist

Conducts advanced research in nanoscale additive manufacturing technologies for electronics, photonics, and biomedical applications, including ultra-fine electrohydrodynamic 3D printing for nanolasers and room-temperature DIW for infrared sensors.

Daejeon, South KoreaFounded 1971$2.07M

Guangdong Junjing Technology Co., Ltd.

A high-efficiency industrial ceramic 3D printing provider offering a 'full-chain' solution encompassing proprietary equipment, specialized slurry materials, and post-processing technology.

Foshan, ChinaFounded 2021$1.4M

Novadditive

Produces custom ceramic parts using multi-process 3D printing (FFF, SLA, LDM) from prototypes to series for demanding applications in aerospace, defense, luxury, and more.

Tarbes, FranceFounded 2020$500K

Eazao

Manufacturer of affordable desktop ceramic 3D printers and accessories using direct clay extrusion technology for artists, educators, and small businesses.

Jingdezhen, ChinaFounded 2021$286,510

Cerambot

Develops affordable desktop ceramic 3D printers using viscous fluid direct writing technology for clay, porcelain, and other materials, targeting education, research, and creative applications.

Jinan, Shandong, ChinaFounded 2018$286.5K

Eveline

Develops molten glass 3D printing technology to process recycled architectural and bottle glass into functional objects and lunar manufacturing components.

Rochester, NY, USAFounded 2021$150K

GC Advanced Material Solutions

Develops G-MEX granule-based metal and ceramic extrusion systems and associated feedstocks.

Hong KongFounded 2019$0.14M

StoneFlower3D

Develops high-precision ram-extrusion 3D printers and components for high-viscosity materials like clay, porcelain, and concrete.

Munich, GermanyFounded 2017$39,500

Studio RAP

An architectural design and fabrication studio that integrates computational design with large-scale robotic 3D printing to create bespoke, sustainable ceramic facades and complex structures.

Rotterdam, NetherlandsFounded 2015$25K

INSTATIQ (Putzmeister Group)

Mobile 3D concrete printer combining automated concrete extrusion with 26-meter robotic arm precision, enabling wall-scale construction on job sites with 40% cost reduction and 6-week delivery vs. 18-month conventional timelines.

Stuttgart, GermanyFounded 2023€25K

3D Minerals

Designs and develops ceramic 3D printers using patented Slurry Deposition Modeling (SDM) extrusion technology for large-format ceramic parts without stopping the printing process.

FranceFounded 2019

Lehmhuus 3D Ceramics

Provides ceramic 3D printing services and sells extrusion-based ceramic 3D printers (PotterBot), kilns (ROHDE), and glazes (ROK) for industrial and artistic applications.

Weil am Rhein, GermanyFounded 2023

3D Printing Pumps

Engineers and supplies high-precision industrial pumps for additive manufacturing, specializing in pulse-free delivery of high-viscosity and shear-sensitive fluids up to 1M cP.

Nottingham, Nottinghamshire, United KingdomFounded 1998

ORNL

A federally funded R&D center providing advanced manufacturing R&D services, specializing in large-format polymer additive manufacturing (LFAM) for tooling and prototyping, with a focus on nuclear, aerospace, and energy applications.

Oak Ridge, TN, USAFounded 1943

CNC Robotics

Provides robotic system integration and support services for large-format additive manufacturing (LFAM), specializing in hybrid 3D printing and CNC machining solutions.

Liverpool, United KingdomFounded 2008

SeeGene Bio

Develops patient-specific titanium cranial and craniofacial implants using Laser Powder Bed Fusion (LPBF) and bioceramic 3D printing, enabling rapid 5-day turnaround for surgical reconstruction.

Seongnam, South KoreaFounded 2006

Barcelona 3D Ceramics – B3DC

Specializes in direct 3D printing of ceramics and digital modeling, producing unique pieces, prototypes, and short-to-medium series using proprietary materials and robocasting, binderjet, and SLA/DLP technologies.

Guardiola de Font-rubí, Barcelona, SpainFounded 1982

Digital Building Technologies – DBT

Develops additive manufacturing strategies for architecture, integrating computational design and digital fabrication to innovate construction processes.

Zurich, SwitzerlandFounded 2014Undisclosed

3D Potter

Develops 3D printers specialized for ceramics, clay, cement, and paste extrusion for production and educational environments.

Stuart, Florida, USAFounded 2014

Frequently asked questions

What is Direct Ink Writing (MEX-DIW)?

An additive manufacturing process for ceramics or ceramic-reinforced composites.

Which companies are leaders in Direct Ink Writing?

Based on funding data tracked by AMPulse as of 2026-05, the top Direct Ink Writing companies include Helmholtz-Zentrum Hereon, Amedica, Evove, CALIX Ceramic Solutions, and additive tectonics. Full list of 25 tracked companies available on this page.

What materials does Direct Ink Writing use?

Direct Ink Writing commonly works with alumina, zirconia, silicon carbide, ceramic-filled polymers.

What industries use Direct Ink Writing?

Primary applications for Direct Ink Writing include aerospace, defense, medical implants, electronics, tooling.