Andreessen Horowitz
Andreessen Horowitz is a venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz and based in Menlo Park, California. It funds startups across the entire lifecycle, from seed to growth, with a broad focus on software and technology-enabled businesses. The firm backs companies in software, cloud infrastructure, digital platforms, data storage, and mobile and Internet services, as well as sectors at the intersection of technology with life sciences, such as bio healthcare and computational medicine. Its investments span artificial intelligence, fintech, consumer and enterprise software, crypto and blockchain, cybersecurity, and related infrastructure. Through strategic guidance and a hands-on approach, the firm aims to help portfolio companies scale and innovate.
Past deals in TMT
Mercury
Series C in 2025
Mercury specializes in digital banking solutions tailored for startups and tech-focused businesses. It offers business checking and savings accounts, corporate credit cards, cash management tools, payment processing, expense tracking, and seamless integrations with accounting software. Mercury also provides API access for custom financial automation and caters to venture-backed companies with specialized banking services.
Metatheory
Series A in 2022
Metatheory Inc. is an interactive technology and entertainment company focused on the development of Web3 games and community-driven experiences. It aims to inspire imagination by connecting people worldwide through immersive virtual worlds. The company specializes in creating interactive content that allows users to engage in audience-driven story development, enjoy enjoyable gameplay, and experience digital ownership through blockchain technology. By leveraging cross-generational intellectual property, Metatheory seeks to empower gamers and foster social connections within its innovative environments.
Material Security
Series C in 2022
Material Security provides data-driven email security software that protects an organization's users and data. The company focuses on usable security and resilience, aiming to make protection effective and simple rather than rely on abstract technology. Its platform analyzes risk in cloud office apps, detects threats, and automatically investigates incidents, while enabling mitigation through integrations with identity providers and involvement of end-users. Material Security partners with large organizations across media, finance, technology, and the public sector to safeguard confidentiality and support secure collaboration.
Mainframe Industries
Series B in 2021
Mainframe Industries is a game development company founded in 2019, with headquarters in both Helsinki, Finland, and Reykjavik, Iceland. The company specializes in creating an open-world, social sandbox MMO designed for cloud gaming, which enables cross-platform play across mobile devices, PCs, and televisions. By leveraging the expertise of teams with backgrounds in AAA, MMO, and mobile gaming, Mainframe aims to enhance the gaming experience through friction-free access from social networks and streaming platforms. This innovative approach is intended to broaden the creative possibilities for game developers and provide players with immersive gaming experiences.
Mercury
Series B in 2021
Mercury specializes in digital banking solutions tailored for startups and tech-focused businesses. It offers business checking and savings accounts, corporate credit cards, cash management tools, payment processing, expense tracking, and seamless integrations with accounting software. Mercury also provides API access for custom financial automation and caters to venture-backed companies with specialized banking services.
Material Security
Series B in 2021
Material Security provides data-driven email security software that protects an organization's users and data. The company focuses on usable security and resilience, aiming to make protection effective and simple rather than rely on abstract technology. Its platform analyzes risk in cloud office apps, detects threats, and automatically investigates incidents, while enabling mitigation through integrations with identity providers and involvement of end-users. Material Security partners with large organizations across media, finance, technology, and the public sector to safeguard confidentiality and support secure collaboration.
Material Security
Series A in 2020
Material Security provides data-driven email security software that protects an organization's users and data. The company focuses on usable security and resilience, aiming to make protection effective and simple rather than rely on abstract technology. Its platform analyzes risk in cloud office apps, detects threats, and automatically investigates incidents, while enabling mitigation through integrations with identity providers and involvement of end-users. Material Security partners with large organizations across media, finance, technology, and the public sector to safeguard confidentiality and support secure collaboration.
Mainframe Industries
Series A in 2020
Mainframe Industries is a game development company founded in 2019, with headquarters in both Helsinki, Finland, and Reykjavik, Iceland. The company specializes in creating an open-world, social sandbox MMO designed for cloud gaming, which enables cross-platform play across mobile devices, PCs, and televisions. By leveraging the expertise of teams with backgrounds in AAA, MMO, and mobile gaming, Mainframe aims to enhance the gaming experience through friction-free access from social networks and streaming platforms. This innovative approach is intended to broaden the creative possibilities for game developers and provide players with immersive gaming experiences.
Meitre
Seed Round in 2019
Meitre LLC is a company that specializes in creating an online revenue management platform for restaurants, designed to automate the reservation process. Founded in 2016 and based in Montevideo, Uruguay, Meitre leverages dynamic pricing techniques and demand trends to optimize table allocation. Its platform allows restaurants to manage bookings efficiently, reducing no-shows through ticketing and credit card guarantees. Meitre's services are utilized by many of the top restaurants in Latin America, contributing to significant profit increases by limiting low-margin bookings during peak hours and enhancing overall table rotation. The platform also supports event hosting, further expanding its functionality for clients in the competitive restaurant industry.
Mercury
Seed Round in 2019
Mercury specializes in digital banking solutions tailored for startups and tech-focused businesses. It offers business checking and savings accounts, corporate credit cards, cash management tools, payment processing, expense tracking, and seamless integrations with accounting software. Mercury also provides API access for custom financial automation and caters to venture-backed companies with specialized banking services.
ToutApp
Series B in 2015
ToutApp, Inc. is a software company that specializes in sales communications solutions designed to enhance the productivity of sales teams. Founded in 2010 and headquartered in New York, the company offers a platform that enables users to streamline communication, track leads, utilize templates, and access real-time analytics for lead scoring. This functionality allows sales teams to generate more opportunities and close deals more efficiently. ToutApp serves a diverse clientele, including both enterprises and non-profit organizations, with notable users such as Citrix and ProCore. In 2017, ToutApp became a subsidiary of Marketo, further expanding its capabilities in the sales software domain.
Gainspeed
Series B in 2014
Gainspeed, Inc. is a technology company based in Sunnyvale, California, specializing in a virtual Converged Cable Access Platform (CCAP). Founded in 2012 and previously known as Cohere Networks, Gainspeed provides innovative solutions that allow cable operators to address increasing capacity demands driven by the shift from QAM video to IP video. The company's virtual CCAP architecture facilitates a seamless transition to a software-driven, all-IP network, enabling operators to efficiently deploy new services and adapt to evolving market conditions. As of 2016, Gainspeed operates as a subsidiary of Nokia Corporation, further enhancing its capabilities in delivering advanced networking solutions.
MessageMe
Series A in 2013
MessageMe is a mobile messaging application designed to enhance communication through personalized and emotionally engaging interactions. The platform focuses on creating a fun and lightweight user experience, encouraging users to send and respond to messages in a dynamic manner. By applying techniques from social gaming, MessageMe aims to enrich the emotional context of messaging, thereby increasing user engagement and excitement. The company has attracted interest from major players in the tech industry, including Snapchat and Truecaller. Ultimately, MessageMe was acquired by Yahoo for a sum estimated between $30 million and $40 million, reflecting its potential in the competitive messaging app landscape.
MessageMe
Seed Round in 2013
MessageMe is a mobile messaging application designed to enhance communication through personalized and emotionally engaging interactions. The platform focuses on creating a fun and lightweight user experience, encouraging users to send and respond to messages in a dynamic manner. By applying techniques from social gaming, MessageMe aims to enrich the emotional context of messaging, thereby increasing user engagement and excitement. The company has attracted interest from major players in the tech industry, including Snapchat and Truecaller. Ultimately, MessageMe was acquired by Yahoo for a sum estimated between $30 million and $40 million, reflecting its potential in the competitive messaging app landscape.
Tomfoolery
Seed Round in 2013
Tomfoolery is a mobile app lab founded by ex-Yahoo and AOL execs committed to making enterprise solutions more consumer-friendly. Its debut app is the conversation platform Anchor.
Anchor allows users to share files from Box.com and Dropbox, syncs with Evernote, and lets companies create company directories on the platform — a listing of all employees who are on Anchor — which can be used to find email and phone details, as well as link for chatting.
Gainspeed
Series A in 2013
Gainspeed, Inc. is a technology company based in Sunnyvale, California, specializing in a virtual Converged Cable Access Platform (CCAP). Founded in 2012 and previously known as Cohere Networks, Gainspeed provides innovative solutions that allow cable operators to address increasing capacity demands driven by the shift from QAM video to IP video. The company's virtual CCAP architecture facilitates a seamless transition to a software-driven, all-IP network, enabling operators to efficiently deploy new services and adapt to evolving market conditions. As of 2016, Gainspeed operates as a subsidiary of Nokia Corporation, further enhancing its capabilities in delivering advanced networking solutions.
Toptal
Seed Round in 2012
Toptal is a global network of top-tier freelancers in business, design, and technology. It connects Fortune 500 companies and startups with the world's elite talent to execute critical projects successfully.
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