Midplane
YC S22Berlin, DE · Founded 2022 · 2 employees · 1 known investors
Find your way into Midplane
Sign up to see every warm intro you have to Midplane
- Paths you didn't know you had: your email and LinkedIn already hold routes to the Midplane team. We find them for you
- 2nd- and 3rd-degree connections: the friend-of-a-friend routes that take hours to manually find through your inbox or LinkedIn
- Answers now, not in days: momentum is everything in a raise. Skip asking around whether someone knows someone
Days of research, done the moment you sign in, with every route ranked by how warm it is.
Midplane is a database access control layer that sits in front of PostgreSQL as an MCP server, enforcing query-level policies and data masking before queries execute. It provides audit logging, role-based access controls, and column-level masking for AI agents and applications querying databases.
Also known as Deekard Corp. · Deekard · Deekard, IvyCheck, WithIda · IvyCheck · WithIda
AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareGenerative AIB2BProductivityData EngineeringAIGermanyEuropeFully Remote
Founders & leadership· Y Combinator alumni (S22)
Midplane was founded in 2022 by Dustin Lange.
DL

Dustin LangeFounderDustin Lange is co-founder of Midplane with 8.5 years at Amazon as a Machine Learning Scientist and Applied Science Manager, where he led development of data quality tools and owned data products for Amazon's product search. He holds a PhD in database systems from Hasso Plattner Institute in Potsdam, Germany.
TR
Tammo Rukat
Investors · 1
Related companies · 5
KilvinKilvin provides a workspace platform and custom software development service for building and deploying internal tools, dashboards, and workflow automation. The company offers both self-service workspace functionality powered by AI agents and managed services where engineers design and build tools tailored to client specifications.
StackshineStackshine provides software discovery and workflow automation for enterprise IT operations, helping organizations manage employee onboarding and offboarding, reduce software costs, and improve security.
OuterbaseOuterbase provides a platform to democratize access to data across organizations, enabling users to query and interact with their data regardless of their role. The company serves teams and individuals who need on-demand access to databases and data infrastructure.
Ashrashr provides testing and evaluation infrastructure for AI agents, allowing developers to run tests, catch failures, and debug agent behavior before production deployment. The platform offers real-time tracing, prompt versioning, and automated failure detection for teams building autonomous agents.
VelvetVelvet creates datasets and evaluations for training multimodal AI models, serving AI labs and enterprises building systems with improved spatial reasoning and latency performance.
Companies working in the same space as Midplane.
Legal entities · 1
corporate structureDeekard Corp.
In the news
Frequently asked questions
- What does Midplane do?
- Midplane is a database access control layer that sits in front of PostgreSQL as an MCP server, enforcing query-level policies and data masking before queries execute. It provides audit logging, role-based access controls, and column-level masking for AI agents and applications querying databases.
- Who founded Midplane?
- Midplane was founded by Dustin Lange in 2022.
- Who are Midplane's investors?
- Midplane's investors include Y Combinator.
- Where is Midplane headquartered?
- Midplane is headquartered in Berlin, DE.






