Y Combinator Summer 2020 (S20) Companies

Letter offers automated investment and wealth management services including portfolio management using BlackRock models, crypto deposit accounts with interest, native stock trading, and automatic cash sweeping features.

2 investors

Lightdash is an open-source business intelligence tool that natively supports dbt metrics and analytics workflows. It provides dashboarding, analytics engineering capabilities, and AI-powered analysis features for data teams.

2 investors

LSK Technologies builds a portable distributed testing platform for diagnosing infectious diseases in field and remote settings. The device, called PLUM, enables rapid and decentralized diagnostic testing for pathogens like Zika virus and SARS-CoV-2.

2 investors

Lume provided a mobile banking platform for nurses that offered earned wage access, student loan refinancing, and job placement services for travel nursing positions.

1 investor

Luminai builds an AI-native operating system that unifies fragmented healthcare operational work streams to automate administrative and operational tasks across health systems. The platform addresses the rising cost of healthcare administration by automating interconnected work processes that previously required point solutions and large workforces.

6 investors

Mailwarm is a SaaS platform that automates email warmup and optimizes deliverability to help businesses improve inbox placement and sender reputation. The platform serves founders, sales teams, and agencies looking to send emails safely at scale and avoid spam filters.

2 investors

MarketForce operates a platform connecting neighbourhood merchants across Sub-Saharan Africa with digital tools for inventory purchasing, payment collection, and access to credit and banking services. The platform also enables merchants to generate additional revenue by offering financial services like airtime, bill payments, and utility token sales to their customers.

2 investors

Matter is a read-later app for iPhone, iPad, and web that saves articles, newsletters, threads, PDFs, and video/podcast content with parsing and search capabilities. The app serves individual readers seeking organized content consumption and curation across multiple sources.

3 investors

MedPiper Technologies provides travel insurance infrastructure that automatically pays out compensation for flight delays within minutes, without requiring passengers to file claims.

3 investors

Memberstack is a membership platform that enables developers to add user accounts and payment processing to custom applications built on Webflow. The service is used by builders to launch membership sites and gated content without coding.

1 investor

Memo is a communication platform designed for professionals seeking focused, intentional messaging as an alternative to email and chat tools. It emphasizes high-value messages to reduce noise and help users reclaim time from constant notifications.

1 investor

Mesh provides a people management platform that helps leaders build engaged and high-performing teams through AI-driven performance management features including personalized nudges, real-time coaching, and insights combining employee and performance data.

2 investors

Metamanagement provides deployment infrastructure that allows SaaS companies to run their software within customer premises or environments.

2 investors

MilkRun connects small farmers directly with local customers through a proprietary delivery platform, bypassing traditional distribution intermediaries. The company delivers fresh produce, eggs, milk, meats, and artisan products to subscribers in Seattle, Portland, and Austin.

2 investors

Minimum provides software for carbon and environmental data management for large enterprises, enabling inventory mapping, automated data ingestion, and compliance reporting across complex organizational structures.

3 investors

Mito is a spreadsheet-to-Python code generation tool that lets teams automate data workflows using a familiar spreadsheet interface within Jupyter environments. It generates production-ready Python code for data ingestion, transformation, and visualization without requiring users to learn new programming skills.

1 investor

Mobius Materials operates a certified marketplace enabling contract manufacturers and OEMs to buy and sell excess electronic components directly, addressing annual waste of $15B in discarded components despite ongoing demand. The platform serves industries including consumer electronics, oil & gas, healthcare, gaming, and industrial systems globally.

5 investors

Momence is an all-in-one management platform for fitness studios, gyms, spas, and dance schools that consolidates booking, member management, payments, and communications into a single software. The platform automates scheduling, membership creation, customer outreach, point-of-sale operations, and staff management to help service-based businesses streamline operations.

3 investors

Monosi provides a data observability platform that helps teams monitor and maintain the quality and reliability of their data systems.

1 investor

Mozart Data provides a data platform for centralizing, organizing, and analyzing business data without requiring engineering expertise. The platform serves high-growth startups and data teams.

3 investors

Mozper is a fintech platform that provides physical and digital debit cards for children, along with financial literacy tools for parents to manage and monitor their children's spending across categories and teach money management. The platform serves families seeking to build financial responsibility in children through features like spending controls, automated allowances, and savings goals.

4 investors

Nabla is a drug development company that applies design discipline and scientific rigor to the development of new medicines. The company focuses on making drug development more systematic and iterative, serving the pharmaceutical and biotech industry.

6 investors

Nephrogen develops AI-powered AAV delivery vehicles for genetic medicines targeting kidney and pancreatic diseases. The company uses high-throughput in vivo screening to design tissue-specific viral vectors that are significantly more efficient and less immunogenic than existing alternatives.

3 investors

Nestybox develops a container runtime called Sysbox that integrates with Docker and Kubernetes to allow containers to function with VM-like isolation and flexibility. The software targets enterprises seeking a more cost-effective and portable alternative to traditional virtual machines.

2 investors