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Haystack
San Francisco, United States
Haystack backs outlier founders at the earliest stages, primarily focusing on pre‑seed and seed rounds in software, AI, and deep‑tech sectors. They invest $500 K‑$2 M to support innovative companies ranging from enterpri...
Portfolio
45+
Employees
5+
Founded
2013
AUM
≈ $200.0M
Investment focus
Stages
Pre-Seed → Seed
Industries
Software OnlyHardwareArtificial IntelligenceAutonomous Vehicles
Geographic scope
Global
Fund details
Funds
Haystack V
Vintage 2019 • $50.0M
Haystack IV
$25.0M
Check sizes
Min: $500.0K
Typical: $700.0K
Max: $2.0M
Sources
Haystack
Haystack backs outlier founders at the earliest stages, primarily focusing on pre‑seed and seed rounds in software, AI, and deep‑tech sectors. They invest $500 K‑$2 M to support innovative companies ranging from enterprise software to autonomous‑vehicle platforms and hardware infrastructure. The firm leverages its Silicon Valley network to help founders scale globally.
Portfolio
45+
Employees
5+
Founded
2013
AUM
≈ $200.0M
Funds
Haystack V · Vintage 2019 • $50.0M
Haystack IV · $25.0M
Check Sizes
Min: $500.0K
Typical: $700.0K
Max: $2.0M
Stages
Pre-Seed → Seed
Industries
Software OnlyHardwareArtificial IntelligenceAutonomous VehiclesEnterprise Software
Geographic scope
Global
Sources
Showing 24 of 42 matched portfolio companies
Applied Intuition provides a unified development platform that enables automotive manufacturers to create, test, and validate advanced driver-assistance systems (ADAS) and automated driving (AD) technologies at scale. This platform reduces development cycles and enhances safety by utilizing simulation and validation tools to identify issues early in the process, ensuring compliance with safety standards.
Funding: $601.5M
Rough estimate of the amount of funding raised
Funding: $601.5M
Rough estimate of the amount of funding raised
Astranis designs and manufactures small, radiation-hardened telecommunications satellites for geostationary orbit, utilizing advanced digital processing technology to enhance internet access in remote regions. By reducing the number of satellites needed for constant service, Astranis lowers operational costs and simplifies user terminal requirements, making connectivity more affordable for underserved areas.
Funding: $753.5M
Rough estimate of the amount of funding raised
Funding: $753.5M
Rough estimate of the amount of funding raised
Astrix is an AI-driven purchasing platform that streamlines the procurement of medical supplies and equipment by analyzing purchasing patterns to identify the best deals across multiple vendors. This solution reduces costs and saves time for healthcare practices by providing a single account for order management and real-time spending insights.
Funding: $2.0M
Rough estimate of the amount of funding raised
Funding: $2.0M
Rough estimate of the amount of funding raised
The startup develops an AI-powered assistant that analyzes judges' rulings to reveal the underlying reasoning behind each decision. This enables attorneys to craft more effective arguments and strategically navigate legal proceedings against opposing counsel.
5+
300+Approximate amount of employees
Funding: $2.1M
Rough estimate of the amount of funding raised
HaystackMaple VC
HaystackMaple VC
Funding: $2.1M
Rough estimate of the amount of funding raised
Cambly is a cloud‑based platform that connects adult English learners with native‑speaking tutors for on‑demand video lessons available 24/7. The service offers one‑on‑one and small‑group sessions, AI‑generated transcripts and pronunciation feedback, and a dashboard that tracks lesson frequency and skill metrics. Access is provided via web and mobile apps with tiered subscription pricing.
1000+
50K+Approximate amount of employees
Funding: $15.0M
Rough estimate of the amount of funding raised
Funding: $15.0M
Rough estimate of the amount of funding raised
Carta provides an AI‑enhanced platform that unifies cap table management, fund administration, tax compliance, and portfolio analytics into a single, auditable source of truth for private equity, venture capital, and corporate finance teams. By automating routine workflows such as capital calls, expense reconciliation, and document extraction, the platform improves data accuracy, reduces manual effort, and delivers real‑time insights for faster decision‑making.
Funding: $500.0M
Rough estimate of the amount of funding raised
Silver Lake
Silver Lake
Funding: $500.0M
Rough estimate of the amount of funding raised
Castle provides a mobile‑first visual game editor that lets hobbyist and indie creators design, preview, and publish games directly from their smartphones without coding. The platform packages games for iOS and Android with one‑click distribution and includes a community hub where players can discover, comment on, and remix titles, while creators access analytics on engagement and audience growth.
Citizen is a mobile application that provides real-time 911 alerts and incident updates, enabling users to stay informed about safety threats in their vicinity. By connecting individuals with live incident reports and crisis responders, Citizen enhances community awareness and personal safety during emergencies.
Funding: $144.0M
Rough estimate of the amount of funding raised
Funding: $144.0M
Rough estimate of the amount of funding raised
Emerge Tools provides a suite of products that enhance mobile app development through advanced performance optimization and streamlined collaboration tools. The platform addresses inefficiencies in app building processes, enabling teams to deliver high-quality applications faster and with reduced resource expenditure.
Funding: $1.7M
Rough estimate of the amount of funding raised
Funding: $1.7M
Rough estimate of the amount of funding raised
Enigmalabs operates Enigma, a community‑driven platform that aggregates Unidentified Anomalous Phenomena (UAP) sightings into a searchable, geotagged database and delivers real‑time alerts to users based on location and event type. The service offers mobile submission tools, visualization dashboards, discussion boards, and API access, enabling enthusiasts and researchers to monitor, analyze, and collaborate on aerial anomaly data.
Exa provides a custom-built search engine and in-house vector database accessible via a unified API for AI applications. This platform delivers high-accuracy, low-latency web data retrieval tailored for specific use cases like coding, finance, and recruiting. Enterprises benefit from customizable search filters, robust security compliance, and zero data retention options for grounded AI workflows.
Funding: $107.0M
Rough estimate of the amount of funding raised
Funding: $107.0M
Rough estimate of the amount of funding raised
Farcaster is a social network that connects coders, fitness enthusiasts, and meme creators through interest-based matching algorithms. The platform addresses the challenge of finding like-minded individuals in niche communities, enhancing collaboration and engagement among users.
Feroot Security provides a client-side web security platform that automatically detects and blocks unauthorized trackers and malicious scripts, ensuring compliance with regulations such as HIPAA, PCI-DSS, and GDPR. By offering complete visibility and control over data access, Feroot helps businesses mitigate risks associated with data breaches and privacy violations.
Funding: $11.8M
Rough estimate of the amount of funding raised
Funding: $11.8M
Rough estimate of the amount of funding raised
Flint Healthcare provides a digital marketplace that connects internationally trained nurses, aides, and allied health professionals with U.S. hospitals and clinics. The platform automates immigration, credential verification, licensing, and relocation processes, enabling direct hires and reducing reliance on staffing agencies.
Granula is an AI‑enhanced notepad that records audio from a user's device, transcribes it, and automatically enriches raw notes with structured summaries, decisions, and action items. It integrates directly with Slack, Notion and other apps, offering enterprise‑grade security and cross‑platform support for teams that need reliable meeting documentation.
Funding: $43.0M
Rough estimate of the amount of funding raised
+ 14 Other investorsNFDG Ventures
+ 14 Other investorsNFDG Ventures
Funding: $43.0M
Rough estimate of the amount of funding raised
Hadrian provides an automated advanced manufacturing platform for aerospace and defense components. Their integrated system of robotics, CNC machining, and proprietary software enables high-throughput, precision production of complex parts. This accelerates product development and scales manufacturing for critical systems.
HashiCorp provides a suite of open‑source and commercial tools that let DevOps and platform teams define, secure, and run infrastructure across any cloud or on‑premises environment. Terraform enables declarative, provider‑agnostic infrastructure‑as‑code, while Vault manages secrets and encryption, Consul offers service discovery and mesh networking, and Nomad schedules containers and legacy workloads. Together, these products deliver a unified workflow for automated provisioning, security enforcement, and operational consistency at scale.
Funding: $35.0M
Rough estimate of the amount of funding raised
+ 2 Other investorsGeorgian
+ 2 Other investorsGeorgian
Funding: $35.0M
Rough estimate of the amount of funding raised
Haus is a marketing science platform that utilizes econometric models to measure the incrementality of marketing spend across various channels, providing precise insights into the true business impact of advertising efforts. By enabling brands to launch experiments quickly and analyze results within weeks, Haus helps optimize marketing investments and improve ROI without relying on traditional attribution methods.
Funding: $43.4M
Rough estimate of the amount of funding raised
01 Advisors
01 Advisors
Funding: $43.4M
Rough estimate of the amount of funding raised
Hedgehog Foods operates robotic farms to cultivate high-quality, organic specialty mushrooms like Shiitake and Oyster varieties. The company focuses on local production to ensure fresh, flavorful ingredients for culinary applications. They provide sustainably sourced fungi directly to restaurants and retailers.
Funding: $12.8M
Rough estimate of the amount of funding raised
Funding: $12.8M
Rough estimate of the amount of funding raised
Instacart is an online marketplace that lets users order groceries and household items from over 500 partnered retailers and have them delivered by personal shoppers or prepared for curbside pickup. The platform provides real‑time order tracking, in‑app communication with shoppers, and contactless delivery options, while generating revenue through delivery fees, service fees, and an optional Instacart+ subscription.
Funding: $232.0M
Rough estimate of the amount of funding raised
Funding: $232.0M
Rough estimate of the amount of funding raised
Ironclad offers an AI‑enhanced contract lifecycle management platform that automates drafting, review, signing, storage, and analysis of contracts. Its Jurist redlining agent applies organization‑specific playbooks in seconds, while integrations with tools like Salesforce and Coupa enable real‑time collaboration and analytics across legal, sales, procurement, and IT teams. The cloud‑native, SOC II‑type II compliant solution reduces manual effort, speeds deal closure, and provides governance and risk insights for enterprise contracts.
Funding: $150.0M
Rough estimate of the amount of funding raised
Funding: $150.0M
Rough estimate of the amount of funding raised
Larrenin offers an independent, vendor‑neutral platform that automatically discovers every AI tool, workflow, and agent used across an enterprise, mapping real‑time execution to measure adoption, fluency, and productivity. It provides dashboards, benchmarks, and a conversational “Scout” agent that quantify AI cost, ROI, and compliance, helping leaders enforce governance, eliminate waste, and make data‑driven investment decisions.
Funding: $17.0M
Rough estimate of the amount of funding raised
Funding: $17.0M
Rough estimate of the amount of funding raised
This company provides rapid manufacturing of high-quality composite parts, supporting needs from prototyping through production. They utilize the FiberPortal platform for instant quoting, configuration, and ordering of custom components using stocked carbon fiber, fiberglass, and core materials. Their automated process significantly reduces lead times for advanced composite fabrication, including out-of-autoclave and in-autoclave curing.
Funding: $51.0M
Rough estimate of the amount of funding raised
Funding: $51.0M
Rough estimate of the amount of funding raised
Matcha Health provides an AI‑powered talent agent that converses with clinicians to capture their experience, schedule, and career goals, then automatically matches them to vetted healthcare job listings. The platform delivers personalized job recommendations, connects candidates directly with hiring managers, and charges a placement fee only after a successful, retained hire.
Funding: $2.0M
Rough estimate of the amount of funding raised
+ 4 Other investorsHaystack
+ 4 Other investorsHaystack
Funding: $2.0M
Rough estimate of the amount of funding raised
Showing 3 of 3 unmatched portfolio companies