Greylock Partners

Abnormal Security Corporation is a San Francisco-based company that specializes in cloud-based email security solutions for Microsoft Office 365 and G Suite. Founded in 2018, the company provides a comprehensive platform designed to protect enterprises from targeted email attacks. Utilizing a data science approach, Abnormal Security offers features such as inbound email protection, detection of email account compromises, and response capabilities. Its technology includes Abnormal Behavior Technology, which models identities of both employees and external senders, profiles relationships, and analyzes email content to prevent threats like credential phishing, internal phishing, employee impersonation, and invoice fraud. The company primarily serves industries including financial services, healthcare, and oil, gas, and utilities, aiming to mitigate risks related to account takeovers and financial losses.

Founded in 2013, Volley specializes in developing AI-powered conversational games optimized for messaging apps and voice interfaces. Its popular titles include Song Quiz, Yes Sire, World Detective, Trivia Showdown, Math Showdown, Jeopardy!, Wheel of Fortune, and 20 Questions.

Lapse is a social disposable camera application that allows users to capture and share photos in a nostalgic format reminiscent of traditional disposable cameras. The app facilitates private group chats where users can take up to 36 snapshots, creating a "roll" that is only accessible to group members for a limited time after the first image is taken. This design encourages spontaneity and a sense of shared experience among friends, promoting an engaging way to document moments together while maintaining privacy.

Gladly, established in 2014 and headquartered in San Francisco, specializes in cloud-based software for contact centers serving B2C brands. Its platform enables seamless, omnichannel customer communication across voice, email, messaging, chat, and social media, empowering agents and fostering customer loyalty through positive experiences.

Postscript is an eCommerce SMS platform that facilitates communication between brands and their customers through text message marketing. The platform allows users to create and manage SMS marketing campaigns seamlessly, utilizing features such as multimedia messaging and detailed analytics to enhance engagement and drive sales. By automating messages based on customer interactions, Postscript helps businesses overcome challenges associated with declining email engagement and fosters a more direct and personalized connection with their audience. This targeted approach aims to improve overall sales and revenue for eCommerce businesses.

Magical is a productivity app that empowers anyone to slash through repetitive tasks in seconds by effortlessly moving data between any site you work with. With a simple keystroke, Magical automates mundane tasks like messaging, data entry, sourcing, and prospecting workflows. Unlike existing automation solutions that are expensive, clunky, and require a technical team to set up, Magical is designed for non-technical users, offering a simple, user-enabled solution that works across any app.

Abnormal Security Corporation is a San Francisco-based company that specializes in cloud-based email security solutions for Microsoft Office 365 and G Suite. Founded in 2018, the company provides a comprehensive platform designed to protect enterprises from targeted email attacks. Utilizing a data science approach, Abnormal Security offers features such as inbound email protection, detection of email account compromises, and response capabilities. Its technology includes Abnormal Behavior Technology, which models identities of both employees and external senders, profiles relationships, and analyzes email content to prevent threats like credential phishing, internal phishing, employee impersonation, and invoice fraud. The company primarily serves industries including financial services, healthcare, and oil, gas, and utilities, aiming to mitigate risks related to account takeovers and financial losses.

Postscript is an eCommerce SMS platform that facilitates communication between brands and their customers through text message marketing. The platform allows users to create and manage SMS marketing campaigns seamlessly, utilizing features such as multimedia messaging and detailed analytics to enhance engagement and drive sales. By automating messages based on customer interactions, Postscript helps businesses overcome challenges associated with declining email engagement and fosters a more direct and personalized connection with their audience. This targeted approach aims to improve overall sales and revenue for eCommerce businesses.

Abnormal Security Corporation is a San Francisco-based company that specializes in cloud-based email security solutions for Microsoft Office 365 and G Suite. Founded in 2018, the company provides a comprehensive platform designed to protect enterprises from targeted email attacks. Utilizing a data science approach, Abnormal Security offers features such as inbound email protection, detection of email account compromises, and response capabilities. Its technology includes Abnormal Behavior Technology, which models identities of both employees and external senders, profiles relationships, and analyzes email content to prevent threats like credential phishing, internal phishing, employee impersonation, and invoice fraud. The company primarily serves industries including financial services, healthcare, and oil, gas, and utilities, aiming to mitigate risks related to account takeovers and financial losses.

Magical is a productivity app that empowers anyone to slash through repetitive tasks in seconds by effortlessly moving data between any site you work with. With a simple keystroke, Magical automates mundane tasks like messaging, data entry, sourcing, and prospecting workflows. Unlike existing automation solutions that are expensive, clunky, and require a technical team to set up, Magical is designed for non-technical users, offering a simple, user-enabled solution that works across any app.

Abnormal Security Corporation is a San Francisco-based company that specializes in cloud-based email security solutions for Microsoft Office 365 and G Suite. Founded in 2018, the company provides a comprehensive platform designed to protect enterprises from targeted email attacks. Utilizing a data science approach, Abnormal Security offers features such as inbound email protection, detection of email account compromises, and response capabilities. Its technology includes Abnormal Behavior Technology, which models identities of both employees and external senders, profiles relationships, and analyzes email content to prevent threats like credential phishing, internal phishing, employee impersonation, and invoice fraud. The company primarily serves industries including financial services, healthcare, and oil, gas, and utilities, aiming to mitigate risks related to account takeovers and financial losses.

Gladly, established in 2014 and headquartered in San Francisco, specializes in cloud-based software for contact centers serving B2C brands. Its platform enables seamless, omnichannel customer communication across voice, email, messaging, chat, and social media, empowering agents and fostering customer loyalty through positive experiences.

The crew is a communications app that keeps everyone on the same page about everything work-related. The crew gives companies and frontline employees a new way to communicate, stay engaged, and be more successful. Unlike collaboration software that has evolved around the needs of office workers, Crew is the first communications app designed specifically for the millions of workers who don’t have ready access to effective communication technology on the job. From store clerks, restaurant managers, coaches, to pharmacists, nurses, and first responders, thousands of teams across every industry use Crew to help their businesses and organizations run more smoothly.

Mammoth Media is a mobile media company focused on redefining entertainment for the mobile-first generation through innovative applications and engaging content. The company is known for its popular platforms, Yarn and Wishbone. Yarn delivers micro-stories in a text message format, boasting 60 million stories and 8 billion messages read, with users averaging 56 minutes of reading in their first week. Wishbone serves as a social networking app where users create and vote on polls, having generated 80 million cards and 18 billion votes to date. Both applications are consistently ranked among the Top 100 in the United States, reaching a significant portion of Generation Z and Millennials. Headquartered in Santa Monica, California, Mammoth Media combines original content production with user-generated contributions, enhancing engagement and providing valuable insights to content owners and advertisers.

Apprente, Inc., founded in 2017 and headquartered in Palo Alto, California, specializes in developing advanced machine intelligence systems that utilize neuroscience-inspired artificial intelligence. The company is known for its intelligent voice-based conversational agents aimed at enhancing customer service interactions in enterprise settings. Apprente's technology is designed to automate and streamline communications by providing conversational tools that are naturally engaging and capable of understanding contextual nuances. This capability allows businesses to implement automated solutions that deliver a sense of immediacy akin to human interaction. As of October 2019, Apprente operates as a subsidiary of McDonald's Corporation, underscoring its relevance in the fast-food and broader service industry.

Apprente, Inc., founded in 2017 and headquartered in Palo Alto, California, specializes in developing advanced machine intelligence systems that utilize neuroscience-inspired artificial intelligence. The company is known for its intelligent voice-based conversational agents aimed at enhancing customer service interactions in enterprise settings. Apprente's technology is designed to automate and streamline communications by providing conversational tools that are naturally engaging and capable of understanding contextual nuances. This capability allows businesses to implement automated solutions that deliver a sense of immediacy akin to human interaction. As of October 2019, Apprente operates as a subsidiary of McDonald's Corporation, underscoring its relevance in the fast-food and broader service industry.

Islands Media Inc. operates a location-based messaging platform aimed at connecting college students through various events and activities. Launched in 2015 and headquartered in San Francisco, the platform allows users to create channels, referred to as "islands," for organizing events such as games, sharing class notes, and forming support groups. By facilitating interactions among students who may not already know each other, Islands Media Inc. provides a unique space for networking and social engagement within the college community.

The crew is a communications app that keeps everyone on the same page about everything work-related. The crew gives companies and frontline employees a new way to communicate, stay engaged, and be more successful. Unlike collaboration software that has evolved around the needs of office workers, Crew is the first communications app designed specifically for the millions of workers who don’t have ready access to effective communication technology on the job. From store clerks, restaurant managers, coaches, to pharmacists, nurses, and first responders, thousands of teams across every industry use Crew to help their businesses and organizations run more smoothly.

Gladly, established in 2014 and headquartered in San Francisco, specializes in cloud-based software for contact centers serving B2C brands. Its platform enables seamless, omnichannel customer communication across voice, email, messaging, chat, and social media, empowering agents and fostering customer loyalty through positive experiences.

Discord operates as a communication platform offering voice, video, and text services for users to interact with friends and communities. Originally created for gamers, it has since expanded its user base to include various groups such as art communities, study groups, and local clubs.

Houseparty is an internet company that operates a social networking platform focused on enhancing online communication through empathy. Founded in 2011 and headquartered in San Francisco, California, the company specializes in video chat and live video streaming. Its mobile application allows users to engage in group video calls, facilitating real-time interaction and connection with friends. By integrating with social media platforms like Twitter and Facebook, Houseparty enables users to share and influence live video content, making it a unique offering in the realm of social networking.

Frisbee builds mobile video products that enable people to intimately and authentically communicate with one another through video. We want to help people feel close to one another even when apart in a way that builds deeper relationships. We're looking for motivated engineers who can bring their skills and ideas to building mobile products that help people connect. We're a small scrappy team of former Facebookers and startup vets, and looking for A players to bring on! ------- Previous products: Alively (iOS) makes it easy to capture & share everyday moments privately with your friends through live or recorded video: https://alive.ly/ and App Store here: https://itunes.apple.com/us/app/alively/id1143273512

Gladly, established in 2014 and headquartered in San Francisco, specializes in cloud-based software for contact centers serving B2C brands. Its platform enables seamless, omnichannel customer communication across voice, email, messaging, chat, and social media, empowering agents and fostering customer loyalty through positive experiences.

Gladly, established in 2014 and headquartered in San Francisco, specializes in cloud-based software for contact centers serving B2C brands. Its platform enables seamless, omnichannel customer communication across voice, email, messaging, chat, and social media, empowering agents and fostering customer loyalty through positive experiences.

Crisis Text Line provides free, 24/7 emotional support through trained Crisis Counselors who actively listen and assist individuals in crisis via text messaging.

PullString, Inc. is an entertainment and technology company based in San Francisco, California, that specializes in creating interactive applications for computer conversation with characters. Founded in 2011 and originally known as ToyTalk, the company offers the PullString Platform, which combines design and artificial intelligence to enable the development of conversation-based narratives across various media. This platform supports a wide range of applications, including voice and text interactions on major conversational platforms such as Facebook Messenger and Amazon Alexa. PullString's technology is utilized in diverse sectors, including entertainment, customer service, and gaming, allowing companies to create engaging conversational experiences. Notable projects include interactive characters like Hello Barbie and experiences related to popular franchises such as Call of Duty. The company focuses on empowering users to design, prototype, and publish engaging voice applications effectively.

Discord operates as a communication platform offering voice, video, and text services for users to interact with friends and communities. Originally created for gamers, it has since expanded its user base to include various groups such as art communities, study groups, and local clubs.

Beep is a fully loaded chat app for the younger generation that allows you to add creativity and fun to your voice messages.

Hyper Travel is a developer of a chat-based travel booking application that offers personal travel concierge services to both individual travelers and businesses. The platform allows users to communicate with dedicated concierges who assist with various aspects of travel, including planning, booking, and in-destination support. By leveraging a real-time chat or text interface through native messaging applications, SMS, and email, Hyper Travel simplifies the travel management process, enabling users to efficiently handle their travel needs. The service is designed to save time and money, allowing travelers to focus on their experiences rather than the logistics of their journeys.

Sochat is an iOS and Android mobile messaging application and connection platform. It allows its users to publish groups nearby with a PIN to quickly gather up and share GIFs, photos, videos, disappearing messages, and drawings among its users. It also allows sending songs and YouTube videos, play rock paper scissors game, and poll friends and groups. Sochat is a U.S.-based company that was founded in 2014 by Lukens Orthwein.

Quip is a living document platform that integrates documents, spreadsheets, and communication tools to enhance team collaboration and productivity. Founded in 2012 by Bret Taylor and Kevin Gibbs, Quip is designed for modern workflows, allowing users to create and iterate on documents seamlessly across various devices and locations. Its user-friendly interface merges documents and messaging into a single chat-like thread, facilitating immediate collaboration. Quip serves a diverse clientele, including notable companies such as Facebook, New Relic, and Pinterest. Headquartered in San Francisco, Quip aims to streamline workflows by focusing on collaboration among individuals rather than managing separate files.

Pingpad Inc., founded in 2014 and based in Palo Alto, California, develops an application designed to enhance collaboration within Slack. The application integrates features from Trello, Google Docs, and Wikis, allowing users to organize their Slack workspace effectively. It facilitates the capture of shared knowledge through messages or threads, enabling multiple users to edit collaborative notes simultaneously. This functionality helps users streamline conversations and convert them into documented knowledge, thereby improving overall productivity and organization within teams.

Handwriting.io is a technology company that specializes in digital handwriting solutions designed for integration into mobile apps, desktop applications, and websites. The company's platform enables businesses to create authentic digital representations of handwritten messages, which can be utilized for sending personalized notes or emails. This service enhances brand identity and fosters effective communication with customers, employees, and media. Additionally, Handwriting.io offers a messaging platform that allows for the creation of customized, animated messages featuring unique handwriting styles, fonts, and effects, thereby transforming the chat experience with real 3D handwriting.

PullString, Inc. is an entertainment and technology company based in San Francisco, California, that specializes in creating interactive applications for computer conversation with characters. Founded in 2011 and originally known as ToyTalk, the company offers the PullString Platform, which combines design and artificial intelligence to enable the development of conversation-based narratives across various media. This platform supports a wide range of applications, including voice and text interactions on major conversational platforms such as Facebook Messenger and Amazon Alexa. PullString's technology is utilized in diverse sectors, including entertainment, customer service, and gaming, allowing companies to create engaging conversational experiences. Notable projects include interactive characters like Hello Barbie and experiences related to popular franchises such as Call of Duty. The company focuses on empowering users to design, prototype, and publish engaging voice applications effectively.

First Opinion, established in 2013 and headquartered in San Francisco, specializes in a smartphone-based application that connects parents, primarily mothers, with physician mothers for health-related advice and support. This includes guidance on illness, injury, pregnancy, child development, nutrition, lactation, and sleep training. The platform offers 24/7 access to doctors via messaging, with the option to upgrade for treatment services.

Path is a mobile photo-sharing and messaging service designed to foster personal social networks with a limit of up to 150 contacts. The platform allows users to capture and share significant life moments with close friends and family, emphasizing simplicity, quality, and privacy. Path enables group messaging and facilitates the importation of photos and graphics to various social networks. The company aims to enhance personal connections through its user-friendly interface and features, reflecting the belief that mobile technology can transform social interactions.

Swipe Labs, founded in 2013 and based in San Francisco, California, specializes in developing mobile communication applications that enhance the intimacy and privacy of user interactions. Their primary product allows users to share private photos and videos with select groups of friends, providing a more personal and secure way to communicate compared to public social media platforms. The company focuses on experimenting with new social products to improve mobile communication experiences for its users.

Leo is the fastest and easiest way to share moments of your life with family and friends. Connect with your favorite people through short-lived photos, videos and texts, captured in the moment. Messages disappear a few seconds after viewing them.

Quip is a living document platform that integrates documents, spreadsheets, and communication tools to enhance team collaboration and productivity. Founded in 2012 by Bret Taylor and Kevin Gibbs, Quip is designed for modern workflows, allowing users to create and iterate on documents seamlessly across various devices and locations. Its user-friendly interface merges documents and messaging into a single chat-like thread, facilitating immediate collaboration. Quip serves a diverse clientele, including notable companies such as Facebook, New Relic, and Pinterest. Headquartered in San Francisco, Quip aims to streamline workflows by focusing on collaboration among individuals rather than managing separate files.

First Opinion, established in 2013 and headquartered in San Francisco, specializes in a smartphone-based application that connects parents, primarily mothers, with physician mothers for health-related advice and support. This includes guidance on illness, injury, pregnancy, child development, nutrition, lactation, and sleep training. The platform offers 24/7 access to doctors via messaging, with the option to upgrade for treatment services.

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 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.

PullString, Inc. is an entertainment and technology company based in San Francisco, California, that specializes in creating interactive applications for computer conversation with characters. Founded in 2011 and originally known as ToyTalk, the company offers the PullString Platform, which combines design and artificial intelligence to enable the development of conversation-based narratives across various media. This platform supports a wide range of applications, including voice and text interactions on major conversational platforms such as Facebook Messenger and Amazon Alexa. PullString's technology is utilized in diverse sectors, including entertainment, customer service, and gaming, allowing companies to create engaging conversational experiences. Notable projects include interactive characters like Hello Barbie and experiences related to popular franchises such as Call of Duty. The company focuses on empowering users to design, prototype, and publish engaging voice applications effectively.

Path is a mobile photo-sharing and messaging service designed to foster personal social networks with a limit of up to 150 contacts. The platform allows users to capture and share significant life moments with close friends and family, emphasizing simplicity, quality, and privacy. Path enables group messaging and facilitates the importation of photos and graphics to various social networks. The company aims to enhance personal connections through its user-friendly interface and features, reflecting the belief that mobile technology can transform social interactions.

PullString, Inc. is an entertainment and technology company based in San Francisco, California, that specializes in creating interactive applications for computer conversation with characters. Founded in 2011 and originally known as ToyTalk, the company offers the PullString Platform, which combines design and artificial intelligence to enable the development of conversation-based narratives across various media. This platform supports a wide range of applications, including voice and text interactions on major conversational platforms such as Facebook Messenger and Amazon Alexa. PullString's technology is utilized in diverse sectors, including entertainment, customer service, and gaming, allowing companies to create engaging conversational experiences. Notable projects include interactive characters like Hello Barbie and experiences related to popular franchises such as Call of Duty. The company focuses on empowering users to design, prototype, and publish engaging voice applications effectively.

CipherTrust, Inc. specializes in providing comprehensive messaging security solutions designed to protect against various inbound and outbound threats. Founded in 2000 and headquartered in Alpharetta, Georgia, the company delivers layered security for corporate messaging systems, addressing risks such as spam, viruses, spyware, and phishing. Its services also ensure compliance by mitigating outbound policy violations. CipherTrust's solutions encompass a range of messaging protocols, including email, instant messaging, webmail, and file transfers, making it a versatile provider in the cybersecurity landscape. The company caters to a diverse client base, including government organizations and small to medium-sized businesses, and maintains a global presence with offices in various countries, including the United States, France, Japan, and Australia.

RightNow Technologies specializes in enhancing customer experiences through its cloud-based solution, RightNow CX. This customer experience suite enables organizations to effectively manage interactions across various platforms, including websites, social networks, and contact centers. With a track record of facilitating over eight billion customer interactions, RightNow serves nearly 2,000 organizations worldwide, striving to improve the quality of consumer interactions on a daily basis. By focusing on delivering exceptional service, RightNow Technologies aims to eliminate negative customer experiences and foster positive engagement.

RightNow Technologies specializes in enhancing customer experiences through its cloud-based solution, RightNow CX. This customer experience suite enables organizations to effectively manage interactions across various platforms, including websites, social networks, and contact centers. With a track record of facilitating over eight billion customer interactions, RightNow serves nearly 2,000 organizations worldwide, striving to improve the quality of consumer interactions on a daily basis. By focusing on delivering exceptional service, RightNow Technologies aims to eliminate negative customer experiences and foster positive engagement.