About Us
Built on Mature Technology
Built on Timely Dataflow and Differential Dataflow, open source frameworks created by cofounder Frank McSherry at Microsoft Research.
$100 Million Raised
Funded by firms with a track record of success in databases.
Trusted in Production
Data and Engineering Teams at industry-leading companies run production workloads at scale in Materialize.
Get Started with Materialize
Get hands-on with Materialize in a 14-day free trial.
Get to know the Materialize Leadership Team
Daniel Bernardo
Head of Sales
Daniel joined Materialize in 2025 as Head of Sales, bringing a proven track record of scaling go-to-market organizations at world-class technology companies. At Palantir, he built and led global teams partnering with some of the world’s largest enterprises to solve complex data challenges, and later helped drive growth at Robin AI, a leading legal AI startup transforming the way organizations manage contracts. Known for his entrepreneurial drive and ability to bridge cutting-edge innovation with real business outcomes, Daniel is passionate about building lasting partnerships and unlocking transformative impact for customers.
Charles Horner
VP Finance and Operations
Charles joined Materialize in 2021 to build out finance and operations. He is now VP Finance and Operations. Previously, he was an investor at RRE Ventures working with hundreds of start-ups at varying stages of development and an investment banker at Goldman Sachs working on transactions in the Technology, Media and Telecom sectors. Charles has a B.A. in Economics from Yale University.
Emily Black
Director of Marketing
Emily joined Materialize in 2024, she brings a proven track record in demand generation, campaign strategy, and marketing leadership, with experience driving impactful growth at companies like Starburst and through her creative leadership at Marblehead Little Theatre.
Paul Hemberger
VP, Engineering
Paul joined Materialize in 2022, first working as a software engineer on storage, then as manager of cloud infrastructure, and now as VP of Engineering. Previously, Paul worked on segmentation & data infrastructure at HubSpot. He holds an M.Eng. and S.B. in Electrical Engineering & Computer Science from MIT.
Frank McSherry
Chief Scientist
Frank was previously at Microsoft Research Silicon Valley where he co-invented Differential Privacy, and subsequently led the Naiad project. Frank holds a Ph.D in Computer Science from the University of Washington.
Nate Stewart
CEO
Nate comes to Materialize after 7 years leading the product organization and 4 years serving on the board at Cockroach Labs. While at Cockroach, Nate had previously worked with Materialize co-founders Arjun Narayan and Nikhil Benesch. Previously, Nate was in product roles at Percolate and Microsoft. He has an MBA from MIT and a BS in Computer Science from the University of Michigan.
Seth Wiesman
Field CTO
Seth Wiesman joined Materialize in 2021 and now serves as Field CTO, where he leads technical strategy and works closely with customers to address their most challenging operational data needs. As a long-time contributor and committer to Apache Flink, Seth brings over a decade of experience in data and streaming technologies, including work on some of the world's largest and most complex data projects.
Backed By The Best
Mature Technology, Long-Term Vision
Materialize builds on frameworks originally developed at Microsoft Research.
Naiad: A Timely Dataflow System Paper published
Materialize cofounder Frank McSherry and his collaborators first share their work on Timely Dataflow, in a paper while working at Microsoft Research.
Timely Dataflow in Rust
Frank begins an open source project on timely dataflow written in Rust, the foundational building block on which Materialize is built.
Company Founded
Materialize founded by Arjun Narayan and Frank McSherry.
Series A
$8.5m Series A from Lightspeed, still in stealth
First Public Release
First public release of Materialize as a source-available single binary, built in Rust.
Series B
Materialize raises $32M Series B from Kleiner Perkins
Series C
Materialize Raises $60M Series C from Redpoint
Cloud Platform
Materialize unbundles the single binary into a cloud-native distributed system to unlock the next phase of scale.
What's Next?
Subscribe to keep up with product announcements from Materialize
Join Our Team
Help us build the next generation of streaming data tools.
Brand Guidelines
You can find all the different Materialize logos alongside a guide on when to use what and so on our media kit page.