Adams Street Partners

Adams Street Partners is a global private market investment management firm based in Chicago, Illinois, specializing in private equity and venture capital investments. Established in 1972, the firm has developed a strong reputation for performance and a disciplined investment approach, focusing primarily on growth-stage companies through buyouts while also engaging in seed, early, and later-stage investments. With a diverse investment portfolio that includes business products, consumer services, healthcare, information technology, and various technology sectors, Adams Street Partners serves institutional investors by leveraging its extensive knowledge and experience gained over more than four decades. As an independent, employee-owned firm, it is committed to delivering exceptional client service and maintaining investor confidence through a deep understanding of the global private marketplace.

Jeffrey Akers

Partner and Head of Secondary Investments

Matthew Auran

Vice President, Primary Investments

Matthew Autrey

Partner

Stephen Baranowski

Finance Director

Troy Barnett

Partner

Past deals in Series D

Cyberhaven

Series D in 2025
Cyberhaven is a cybersecurity company that revolutionizes enterprise security by providing real-time visibility into the behavior of business-critical data. Its Data Behavior Analytics (DaBA) solution enables organizations to protect sensitive documents against cyber-attacks and insider leaks across endpoints, servers, applications, on-premise, and cloud environments. Cyberhaven simplifies security infrastructure by combining a focus on business workflows with technology that acts as an 'X-ray machine' for cyber threats.

Zip

Series D in 2024
Zip is an intake and procurement orchestration platform that provides a single place for employees to request purchases. The platform automatically routes requests to the appropriate stakeholders across procurement, finance, IT, data security, legal, and other functions, and integrates with major ERP and P2P systems to create purchase requests or draft purchase orders. It also recommends preferred vendors, checks price benchmarks, and connects with accounting, contract management, and IT systems, helping clients reduce approval time, lower costs, and ensure compliance by coordinating purchase approvals in one place.

BillionToOne

Series D in 2024
BillionToOne Inc. is a precision diagnostics company focused on developing advanced genetic testing platforms that detect and quantify diseases at the molecular level. Established in 2016 and headquartered in Menlo Park, California, the company offers a noninvasive prenatal screening solution called UNITY, which analyzes fetal cell-free DNA from a single blood sample provided by the mother. This test can identify single-gene disorders such as cystic fibrosis, spinal muscular atrophy, and thalassemia, thereby providing a safer alternative to invasive procedures like amniocentesis. Beyond prenatal diagnostics, BillionToOne is also developing oncology assays that enable the detection of actionable mutations and monitor tumor burden through blood samples, allowing for more precise therapy selection and monitoring. The company's innovative technologies aim to make genetic testing both accurate and accessible, ensuring that a broader spectrum of patients can benefit from advanced medical diagnostics.

Aircall

Series D in 2023
Founded in 2014, Aircall provides innovative cloud-based call center software for startups and small to medium-sized businesses. Its platform integrates with popular productivity tools, enabling efficient phone support management.

ClassDojo

Series D in 2022
ClassDojo, Inc. is an online school communication platform founded in 2011 and based in San Francisco, California. The platform connects teachers, students, and families, fostering close-knit communities that enhance the educational experience. It allows educators to share classroom activities, including photos and videos, and facilitates communication through features like Class Story and private messaging with parents. ClassDojo aims to engage students and their families by providing a space where learning can be shared and celebrated, ultimately enriching the educational environment and promoting collaboration both in and out of the classroom. The company, previously known as Class Twist, Inc., rebranded to ClassDojo, Inc. in December 2017.

FalconX

Series D in 2022
FalconX is a cryptocurrency brokerage and digital asset trading platform founded in 2018. It provides trading solutions that give institutions reliable execution and cost efficiency in cryptocurrency markets. The platform uses data science to eliminate slippage and hidden fees, along with blockchain technology and machine learning to route mid-to-large size trades across multiple liquidity sources. FalconX offers trading, credit, and clearing services to hedge funds, proprietary trading firms, and other institutional clients seeking transparent, scalable digital asset execution.

Reify Health

Series D in 2022
Reify Health, Inc. is a Baltimore-based company that specializes in cloud-based software aimed at enhancing the development of new therapies within the life sciences sector. Founded in 2010, Reify Health provides solutions designed to streamline clinical research processes, particularly in the area of patient enrollment for clinical trials. Its flagship product, StudyTeam, allows research sponsors, contract research organizations, and clinical sites to achieve faster and more predictable enrollment outcomes. By automating and simplifying the enrollment process, Reify Health's software enables teams to concentrate on essential tasks that drive research success, thereby improving overall productivity and optimizing study budgets.

Nomad Health

Series D in 2021
Nomad Health, Inc. is an online marketplace that connects clinicians with freelance and permanent clinical job opportunities in the United States. Founded in 2015 and based in New York, the company provides a platform where doctors and nurses can search for employment based on various criteria such as location, pay rate, and medical specialty. Nomad Health aims to streamline the healthcare staffing process by replacing traditional methods with a modern, efficient technology platform. The service not only simplifies job searches but also manages digital resumes and credentials, facilitating communication between clinicians and healthcare facilities. This innovative approach addresses the complexities of healthcare staffing, enhancing the experience for both job seekers and providers.

Aircall

Series D in 2021
Founded in 2014, Aircall provides innovative cloud-based call center software for startups and small to medium-sized businesses. Its platform integrates with popular productivity tools, enabling efficient phone support management.

Redox

Series D in 2021
Founded in 2014, Redox is a Madison, Wisconsin-based company that accelerates healthcare software development and distribution. It offers a full-service integration platform enabling secure and efficient exchange of health data between delivery organizations and technology vendors. Redox aims to improve patient experiences by facilitating seamless interoperability across the healthcare network.

PerimeterX

Series D in 2021
PerimeterX, Inc. is a cybersecurity company that specializes in developing solutions to prevent automated attacks and malicious web behavior. Founded in 2014 and headquartered in San Mateo, California, with additional locations in London, Miami, and a subsidiary in Tel Aviv, the company offers a suite of products aimed at protecting web infrastructure. Its flagship solutions, known as PerimeterX Bot Defender, provide real-time defenses against various types of bot attacks, including those targeting websites, mobile applications, and APIs. By leveraging behavioral analytics and advanced threat detection techniques, PerimeterX helps organizations in sectors such as e-commerce, travel, and media safeguard their digital assets from account abuse, web scraping, and marketing fraud. The company's innovative approach has garnered recognition, including being listed among the top cybersecurity startups and promising artificial intelligence firms.

TurnKey Vacation Rentals

Series D in 2018
TurnKey Vacation Rentals is a full-service property management company specializing in luxury and premium vacation rental homes in sought-after U.S. travel destinations. The company is recognized for delivering a consistent and high-quality guest experience akin to that of a fine hotel, while simultaneously enhancing the management and marketing efforts for vacation rental homeowners. TurnKey utilizes proprietary smart home technology, including digital smart locks and noise decibel monitors, to streamline operations and improve guest satisfaction. By integrating local teams with advanced technology, TurnKey aims to provide exceptional experiences for both guests and homeowners, ensuring every stay meets high standards of quality and service.

Visier

Series D in 2017
Visier, Inc. is a developer of a cloud-based workforce intelligence platform that provides organizations with comprehensive analytics and solutions for managing their workforce. Founded in 2010 and headquartered in Vancouver, Canada, with an additional office in San Jose, California, Visier's offerings enable human resources professionals to efficiently recruit, retain, and develop talent while providing insights into workforce dynamics. The platform, known as Visier People, includes pre-built analytics that address a wide range of HR and business questions, facilitating strategic decision-making. It caters to various industries, including healthcare, financial services, technology, energy, manufacturing, and retail. Visier's subscription model ensures ongoing support and continuous delivery of new business value, enhancing the overall effectiveness of workforce planning and people analytics for its clients.

Scytl

Series D in 2017
Scytl is a leading provider of electronic voting and electoral modernization solutions, specializing in secure and auditable electoral processes. Established in 2001 as a spin-off from a university research group, the company has developed a robust patent portfolio, holding over 40 international patents focused on election security. Its technology employs advanced cryptographic protocols, ensuring maximum security, transparency, and auditability for electoral events. Scytl has successfully managed over 100,000 electoral events in more than 35 countries, demonstrating its commitment to innovation and reliability in election administration. The company's solutions have been rigorously audited by independent organizations and academic experts, affirming compliance with high security standards. Headquartered in Barcelona, Spain, Scytl also operates strategic offices in Canada, the United States, Peru, and Greece, along with field offices in various countries. The company has experienced substantial growth, establishing a strong financial reputation within the industry.

TrendKite

Series D in 2016
TrendKite is an Austin, Texas-based company founded in 2012, specializing in public relations (PR) analytics software. The company's mission is to assist organizations in understanding public perception and responding effectively. TrendKite's platform provides comprehensive tools for measuring the impact of PR efforts on brand awareness, website traffic, and overall business objectives. It enables users to create automated or customizable dashboards that can swiftly analyze vast amounts of data, streamlining workflow and improving efficiency. The software is designed to help brands and agencies evaluate trends across various media types, generate insightful reports, and focus on the quality of media coverage rather than merely the quantity.

Chrome River Technologies

Series D in 2015
Chrome River Technologies, Inc. specializes in automated expense and invoice management solutions designed for a variety of industries, including legal, healthcare, and technology. Founded in 2007 and headquartered in Los Angeles, with additional offices in Canada, the United Kingdom, Germany, France, India, and Australia, the company offers a suite of cloud-based products. These include Chrome River EXPENSE, which ensures real-time compliance with spending policies, and Chrome River INVOICE, which streamlines the invoice management process. The company also provides tools for fraud management, corporate card reconciliation, and expense reporting, complemented by robust analytics capabilities. With a focus on delivering an intuitive user experience across devices, Chrome River Technologies aims to enhance operational efficiency and support organizations in managing their financial workflows effectively. As of 2019, it operates as a subsidiary of Certify Inc.

Bluprint

Series D in 2014
Bluprint helps people channel their creativity through expert-led online classes and inspiring original series. Its subscription video-on-demand allows makers around the world to pursue their passions anytime, anywhere.

Couchbase

Series D in 2013
Couchbase, Inc. is a provider of NoSQL database solutions designed for enterprise web and mobile applications. The company's flagship product, Couchbase Server, is an open-source, document-oriented database optimized for high-performance, interactive applications. Couchbase also offers a comprehensive platform that includes Couchbase Lite, a lightweight embedded database for mobile devices, and Couchbase Sync Gateway, which facilitates data synchronization between devices and the cloud. Additionally, Couchbase provides a fully-managed Database-as-a-Service (DBaaS) known as Couchbase Cloud, tailored for multi-cloud environments, as well as a Kubernetes Operator for cloud-native database management. The company's solutions are utilized across various industries, including social networking, e-commerce, gaming, and media. Headquartered in Santa Clara, California, Couchbase also has a presence in Manchester, United Kingdom. The company, originally founded as Membase, Inc. in 2008, rebranded as Couchbase, Inc. in 2011.

Five9

Series D in 2013
Five9 is a company that specializes in providing cloud-based software for contact centers, serving customers across various industries such as banking, healthcare, and technology. Founded in 2001 and headquartered in San Ramon, California, Five9 offers a virtual contact center platform that supports customer service, sales, and marketing functions through multiple digital engagement channels including voice, chat, email, web, social media, and mobile. The platform enables businesses to manage end-to-end customer experiences within a single unified architecture, enhancing agent productivity and delivering tangible business results. Five9's solutions include workforce management, reporting, quality management, and supervisor tools, all designed to optimize call center efficiency and interaction quality. The company has strategic partnerships with Deloitte Digital and Conn3Ct Ltd., further expanding its capabilities in the cloud contact center market.

Atlantis Computing

Series D in 2013
Atlantis Computing is a privately-held company based in Mountain View, California, with offices in Europe. Founded with a mission to revolutionize datacenter storage economics, Atlantis offers Atlantis USX, a software-defined storage platform that enhances virtualized workload performance by up to 10x and increases effective storage capacity by up to 10x. This solution outperforms all-flash arrays at half the cost of traditional SAN, utilizing any class of enterprise storage. With awards from VMworld and Citrix Synergy, Atlantis USX has been deployed globally across hundreds of mission-critical environments, managing tens of Petabytes for over 800,000 VMs. The company is backed by investors including Adams Street Partners, Cisco Systems, El Dorado Ventures, and Partech Ventures.

ServiceMax

Series D in 2012
ServiceMax, Inc. is a leading provider of cloud-based field service software solutions, specializing in Service Execution Management, which encompasses both Field Service Management and Asset Service Management. Founded in 1999 and headquartered in Pleasanton, California, with additional offices across the globe, ServiceMax offers a comprehensive platform designed to enhance the productivity of equipment-centric service operations for various sectors, including life sciences, industrial manufacturing, oil and gas, telecommunications, and more. The company's offerings include advanced features such as work order management, scheduling and dispatch, inventory and contract management, and analytics, all aimed at improving efficiency and customer service. ServiceMax also provides tailored solutions like ServiceMax Linx for automated scheduling and workforce optimization, as well as ServicePulse for enhanced collaboration. By leveraging its cloud-based technology, ServiceMax enables enterprises to optimize their service processes, increase revenue, and ensure compliance while delivering superior customer experiences.

Criteo

Series D in 2012
Founded in Paris, Criteo is a global leader in commerce marketing, specializing in performance display and retargeting. It employs machine-learning technology and data-driven insights to deliver measurable ROI for clients worldwide.

Exabeam

Series D in 2012
Exabeam develops a security management platform that detects and responds to cyber threats. Its platform collects log data, uses behavioral analytics for threat detection, and automates incident responses. Key products include Threat Hunter, Exabeam Threat Intelligence Service, Exabeam Spectrum, and Exabeam Data Lake. The company serves various industries and has strategic partnerships with SentinelOne and Code 42 Software.

BrightRoll

Series D in 2011
BrightRoll Inc. is a programmatic video advertising platform based in San Francisco, California. Founded in 2006, the company specializes in automating video advertising across desktop, mobile, and connected TV, making it a significant player in the digital advertising landscape. BrightRoll serves a diverse clientele, including over 80 of the top 100 U.S. advertisers and 18 of the top 20 advertising technology firms. Its platform allows advertisers to effectively reach approximately 80% of online video viewers, offering various ad formats such as pre-roll, mid-roll, and click-to-play video advertisements. By analyzing hundreds of billions of data points monthly, BrightRoll enables real-time decision-making that enhances return on investment for advertisers. The company is recognized as one of the leading video ad platforms in terms of ads served, underscoring its influence and capability in the digital marketing sector.

Spiceworks

Series D in 2011
Spiceworks, Inc. is a marketplace that facilitates connections between information technology professionals and technology vendors. Founded in 2006 and headquartered in Austin, Texas, the company offers a range of online tools designed to assist system administrators, network engineers, and technicians in managing their IT infrastructure. Its offerings include networking tools for setup and troubleshooting, IT security tools such as SSL checkers and port scanners, and a cloud-based inventory solution for tracking IP-enabled devices across networks. Additionally, Spiceworks provides services for tech marketers, encompassing social and content marketing, targeted media, and market research to effectively engage with potential buyers. Through its platform, Spiceworks aims to enhance the adoption and management of the latest technologies while supporting IT brands in their marketing efforts.

TriReme Medical

Series D in 2010
TriReme Medical, Inc. is a privately held medical device company located in Pleasanton, California, founded in 2005. The company specializes in the development, manufacturing, and distribution of advanced therapeutic technologies aimed at treating complex vascular diseases, particularly coronary artery disease (CAD) and peripheral vascular disease. TriReme Medical focuses on creating innovative stent and balloon therapies tailored for challenging anatomical scenarios, such as bifurcations, addressing significant clinical needs in these areas. By providing physicians with differentiated devices, the company aims to enhance patient outcomes in complex coronary and peripheral interventions.

Solaria

Series D in 2010
Solaria Corporation is a solar technology company that specializes in designing, developing, and manufacturing silicon photovoltaic products for solar system integrators, project developers, and large commercial and utility customers across the United States, Europe, and other international markets. The company offers crystalline solar modules compatible with tracking systems, along with a range of related services including preliminary system design, energy yield optimization, and cost guidance. Additionally, Solaria provides technical specifications, installation support, troubleshooting, and after-sale services. Founded in 1993 and originally known as Lightchip, Inc., the company rebranded to Solaria Corporation in May 2006. Headquartered in Oakland, California, Solaria also operates offices in Germany, with further locations in India and China, enhancing its global presence in the solar industry.

Hightail

Series D in 2010
Hightail, Inc. is a cloud services company that specializes in file sharing and creative collaboration, enabling professionals to share large files such as videos, designs, artwork, and presentations. Founded in 2004 and based in Campbell, California, Hightail offers a platform that enhances visual project management by allowing users to preview files, comment, assign tasks, and manage versions visually. The company serves a diverse clientele, including agencies, creative and marketing departments, and businesses worldwide. Hightail also provides digital transformation services, focusing on data organization and content protection through various business processes. In 2013, Hightail rebranded from its original name, YouSendIt, and it operates as a subsidiary of Open Text Corporation.

Mpex Pharmaceuticals

Series D in 2009
Mpex Pharmaceuticals is a clinical-stage biopharmaceutical company dedicated to developing innovative therapies to address the increasing challenge of antibiotic resistance, particularly in gram-negative bacteria. The company focuses on enhancing existing antibiotics by utilizing proprietary formulations, pharmacokinetic and pharmacodynamic strategies, and novel potentiating agents to effectively inhibit the molecular mechanisms that contribute to resistance. One of its key products is MP-376, a proprietary formulation of levofloxacin designed as a maintenance therapy to prevent bacterial exacerbations in patients suffering from cystic fibrosis and chronic obstructive pulmonary disease.

MX Logic

Series D in 2004
MX Logic, Inc., established in 2002 and based in Englewood, Colorado, specializes in providing managed email and web security services both domestically and internationally. The company offers Email Defense Solutions designed to safeguard against email-borne threats and assist businesses in adhering to compliance regulations through email storage, retrieval, and surveillance. Additionally, MX Logic provides Message Archiving services that enable businesses to monitor, store, and retrieve company email messages to comply with electronic security regulations. Their Web Defense Service is aimed at blocking web threats such as spyware, viruses, and phishing attacks. The company serves a diverse range of clients, including public companies and those in the healthcare, financial services, law, and insurance sectors.

Convio

Series D in 2004
Convio, Inc. is a provider of on-demand software and services tailored for nonprofit organizations (NPOs) in North America. Headquartered in Austin, Texas, the company offers the Constituent360 platform, an online constituent relationship management (eCRM) solution that facilitates fundraising, advocacy, email marketing, and web content management. This platform enables NPOs to track constituent behavior by monitoring online activities such as donations, event registrations, and advocacy efforts. It includes tools for query and reporting, allowing clients to analyze data for effective online campaign design. Additionally, Convio offers DataSync software to synchronize constituent information between its platform and clients' offline donor databases. The company also provides fee-based Internet strategy and interactive services, including account management, deployment, and client support. Founded in 1999, Convio was previously known as ShowSupport.com, Inc.

Danger

Series D in 2004
Danger was a technology company that specialized in providing software platforms and hardware for mobile communication, most notably powering the T-Mobile Sidekick phone. The Sidekick, known for its youth-oriented design and messaging capabilities, facilitated significant user engagement, handling thousands of messages and pageviews monthly. In 2008, Danger was acquired by Microsoft, which led to significant developments in its service offerings. However, the company faced challenges, including a major data loss incident in 2009 when a server failure resulted in the loss of user data not stored locally. By 2011, T-Mobile and Microsoft discontinued the cloud data service for Danger-powered devices, marking the end of an era for the Sidekick. Despite these challenges, Danger was recognized for its role in enabling mobile operators to deliver integrated internet services and facilitate social interactions among users.

Sensys Medical

Series D in 2002
Sensys Medical develops a non-invasive blood glucose monitor that used near-infrared diffuse reflectance spectroscopy.

comScore

Series D in 2002
comScore, Inc. is an information and analytics company that specializes in measuring audiences, consumer behavior, and advertising across various media platforms worldwide. The company provides a comprehensive suite of products and services, such as Media Metrix and Mobile Metrix for measuring web and app performance, Video Metrix for tracking digital video consumption alongside TV metrics, and Plan Metrix for consumer lifestyle insights. Additionally, comScore offers validated Campaign Essentials, which ensures the visibility and safety of digital ad impressions, and Campaign Ratings for evaluating cross-platform campaigns. Its offerings also include TV Essentials, StationView Essentials, and OnDemand Essentials for understanding viewing patterns and transactional tracking. Furthermore, the company provides analytics and optimization tools for advertising campaigns and brand protection. comScore's capabilities extend to movie reporting and analytics, delivering insights into box office performance and audience trends. Founded in 1999 and headquartered in Reston, Virginia, comScore serves over 3,200 clients across more than 75 countries, positioning itself as a leader in audience measurement and analytics.

Myogen

Series D in 2001
Myogen is a biopharmaceutical company focused on the discovery, development and commercialization of small molecule therapeutics for the treatment of cardiovascular disorders. They believe that our advanced understanding of the biology of cardiovascular disease combined with their clinical development expertise in cardiovascular therapeutics provide us with the capability to discover novel therapies, as well as identify, license or acquire products that address serious, debilitating cardiovascular disorders that are not adequately treated with existing therapies.

SPS Commerce

Series D in 2001
SPS Commerce, Inc. is a provider of cloud-based supply chain management solutions, catering to retailers, suppliers, grocers, distributors, and logistics firms worldwide. The company operates through its SPS Commerce platform, which enhances order management, sell-through performance, and item sourcing. Key offerings include the Trading Partner Community solution for onboarding vendors, the Trading Partner Fulfillment solution for automation in fulfillment processes, and the Trading Partner Assortment solution for managing product attributes. Additionally, SPS Commerce delivers Trading Partner Analytics, which provides data analytics for improved supply chain visibility, as well as sourcing solutions that connect retailers with new suppliers. Other services include barcode labeling and planogram services, aimed at streamlining logistics operations. SPS Commerce primarily serves small to mid-sized enterprises and is headquartered in Minneapolis, Minnesota. Originally established as St. Paul Software, Inc. in 1987, the company rebranded in 2001 to reflect its focus on supply chain solutions.
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