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HERA logo

HERA

YCombinator

We make sure every factory in the world builds without mistakes.

At Hera, we build tools that help heavy engineering teams bring products to market up to 20× faster. Today, we work with manufacturers of data center ancillary equipment, renewable energy systems, robotics, heat exchangers, power plants and pressure vessels.

IndustrialsSan FranciscoB2BDesignDesign ToolsManufacturingIndustrial
Maquoketa Research logo

Maquoketa Research

YCombinator

The intelligence layer for drones

Maquoketa Research is an innovative startup in the tech space.

San FranciscoSpring 2026ActiveSan Francisco
Marengo logo

Marengo

YCombinator

AI-Native Engineering Firm designing Data Centers

Marengo is the AI-native engineering firm automating engineering design, starting with data centers. We’ve generated $70K in revenue in our first month, with $4M in contracts to deliver. Marengo is backed by YC, Exor, Future Planet Capital, undisclosed $2B AUM family office, and other top-tier investors. Our team includes the former President & CEO of Saipem America ($3B+ P&L), former President of Exyte's Advanced Technology Facilities GBU ($6B+ P&L) and more.

IndustrialsSan FranciscoConstructionDesignEnergyAI

Marft

YCombinator

Marft creates embeddable machine learning models for application…

Marft creates embeddable machine learning models for application developers. Users submit data by web/API, and receive optimized models implemented in a language of their choice.

B2BDeveloper ToolsMachine Learning
Margin logo

Margin

YCombinator

POS & operating system that makes liquor stores more money

Margin is empowering beer, wine & liquor stores with amazing technology. We bring enterprise-level sophistication to liquor retailers, giving them one integrated operating system for every part of their business. We increase profits for liquor stores who have been underserved by technology.

B2BNew York City, NY
Maritime logo

Maritime

YCombinator

The managed cloud for AI agents.

Maritime is cloud infrastructure for AI agents. We help companies give every customer an agent running in its own isolated, persistent computer, starting at $1 per agent per month. Maritime handles hosting, scaling, and sleep/wake automatically, so developers can run thousands of agents without managing the infrastructure.

B2BSan FranciscoDeveloper ToolsCloud ComputingInfrastructure
Mark Cuban Cost Plus Drug Company, PBC logo

Mark Cuban Cost Plus Drug Company, PBC

YCombinator

Making low cost versions of high cost generic drugs.

No description available.

HealthcareDallas, TX
Marker logo

Marker

YCombinator

Platform + FDEs that rebuild enterprises agent-first

Marker is a platform for rebuilding enterprises agent-first, delivered by forward-deployed engineers. It productizes every step from discovery to production, so every agent we ship makes the next one faster.

B2BSan FranciscoGenerative AISaaSB2BWorkflow AutomationAI

MarketBrief

YCombinator

Generate stories from SEC filings.

MarketBrief analyzes 30,000+ trusted documents per day looking for relevant business headlines and breaking news all within fractions of a second.

FintechNew York City, NYAnalytics
marketfeed logo

marketfeed

YCombinator

Helping Indians make better financial decisions.

At marketfeed, we're on a mission to help every Indian understand what's wrong with their money and fix it. We're building a new generation of products that turn financial confusion into clear, actionable solutions. Our goal is to empower you to take complete control of your financial future, one smart decision at a time.

FintechBengaluru, IndiaFintechTradingStocks
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