Y Combinator Winter 2012 (W12) Companies

HackPad is a collaborative document platform that enables real-time editing and sharing for groups working on wikis, project notes, event coordination, and classroom projects.

1 investor

Hipmob offers live chat, help desk, and customer feedback tools embedded in mobile applications for iOS and Android developers. The platform provides customer context like device type and location to help businesses manage support and engagement across mobile and tablet services.

1 investor

HireArt provides a platform for sourcing, employing, and managing contract workers on a W-2 basis for companies. The platform handles the full employment journey from recruitment through ongoing management of contract workforce.

1 investor

iCracked dispatches certified repair technicians to customers' homes, offices, and other locations to fix smartphones and tablets, typically completing repairs within 30 minutes. The company operates a network of background-checked technicians across multiple countries.

2 investors

Jellyfish Art breeds and supplies live pet jellyfish and specialized aquariums to consumers, public aquariums, and educational institutions. The company operates an aquaculture facility in Fort Lauderdale, Florida that cultivates jellyfish from larvae to mature specimens, and sells tanks and maintenance kits designed with advanced water flow systems for safe jellyfish care.

1 investor

LendUp provides financial content and education about personal lending products, helping borrowers understand loan options, costs, and alternatives to borrowing in the consumer finance sector.

2 investors

Loom is a screen recording and video messaging platform that enables users to record, edit, and share video messages with built-in AI capabilities for documentation and collaboration. The tool serves remote teams, software developers, and enterprises seeking asynchronous communication and documentation workflows.

3 investors

LVL6 develops multiplayer mobile games for Android and iOS platforms.

1 investor

Make School was a non-profit organization that provided education and career support to underrepresented students in computer science, offering a project-based Bachelor's degree program that resulted in high-earning tech career placements. As of August 2021, the organization transitioned its academic program to Dominican University of California and now focuses on scholarship funding for former students.

3 investors

Marft develops machine learning models that application developers can integrate into their software; developers provide training data via web or API interface and receive compiled models in their preferred programming language.

1 investor

Matterport provides 3D imaging and digital twin technology for real estate, construction, facilities management, and property marketing, enabling clients to visualize spaces remotely and make data-driven decisions.

17 investors

Medigram provides governance infrastructure for healthcare AI systems, enabling organizations to document and defend AI-assisted clinical decisions through traceable, auditable records. The company builds operational infrastructure that makes AI outputs defensible at clinical, regulatory, and financial levels.

1 investor

Medmonk provides a technology-driven patient support platform for pharmaceutical market access, helping brands, providers, and patients navigate copays, prior authorizations, and adherence barriers for complex chronic and rare disease therapies. The platform combines AI-powered tools, clinical expertise, and hub operations to connect specialty pharmacies, manufacturers, and patients at scale.

1 investor

Midnox provides a video recording and sharing application with post-production editing capabilities including stabilization, filters, and zoom adjustments, along with social features for viewing and commenting on videos from other users.

1 investor

Minefold provides on-demand hosting for multiplayer game servers, allowing players to launch instances for games like Minecraft and Team Fortress 2 and pay hourly for the service.

1 investor

A platform that optimizes Facebook advertisements by targeting and adjusting campaigns based on user characteristics and attributes.

1 investor

Per Vices designs and manufactures software-defined radios (SDRs) for mission-critical applications, offering both commercial off-the-shelf solutions and custom designs. The company serves defense, communications, and other industries requiring high-performance radio systems.

1 investor

Pixelapse provides version control and collaboration software for design work, allowing designers to track design iterations, share files, and coordinate with peers.

1 investor

PlanGrid was a cloud-based construction management software for general contractors, subcontractors, and owners providing real-time access to project plans, issues, photos, and forms. The product is now superseded by Forma Build, Autodesk's integrated platform combining PlanGrid and BIM 360 features.

6 investors

Priceonomics creates data-driven content marketing for companies, turning datasets into published stories and insights. The company also provides Content Tracker, a measurement tool to help brands assess content performance.

1 investor

Rescale provides cloud-based engineering and R&D platform with simulation, modeling, and digital engineering tools for enterprise engineering teams across multiple industries. The platform offers pre-configured workflows, software integrations, and enterprise security controls to accelerate innovation and discovery in engineering and scientific research.

14 investors

Ridecell provides an AI-powered asset intelligence and orchestration platform for automotive leasing and finance companies. The platform autonomously analyzes fleet data, optimizes vehicle exit timing, detects invoice anomalies, and identifies cost inefficiencies across garages and idle vehicles.

10 investors

Screenleap provides web-based screen sharing and live communication tools that enable real-time interaction between users without requiring software downloads. The platform serves businesses and website operators seeking to support live customer interactions through screen sharing, video, audio, and chat.

1 investor

SendHub provides SMS automation software that sends text messages automatically based on triggers, schedules, or customer behavior patterns. The platform serves businesses seeking to automate routine messaging communications.

4 investors