Stephen Pagliuca
Managing Director @ Bain Capital
Boston, United States
Stephen Pagliuca is a Series B investor at Bain Capital in Boston focused on Software and Artificial Intelligence. Stephen G. Pagliuca has served as a director from July 1990 (except for a six month hiatus beginning in late 2009 when he entered the Massachusetts U.S. Senate race).Mr. Pagliuca is a Managing Director of Bain Capital Partners, LLC and is also a Managing Partner and an owner of the Boston Celtics basketball franchise. Mr. Pagliuca joined Bain& Company in 1982, and founded the Information Partners private equity fund for Bain Capital in 1989.Prior to joining Bain, Mr. Pagliuca worked as a senior accountant and international tax specialist for Peat Marwick Mitchell & Company in the Netherlands.
- Total investments:
- 24
- Last investment:
- Lead investor:
- 17%
Last updated:
For AI agents: llms.txt
Industries Stephen Pagliuca invests in
Stages Stephen Pagliuca invests in
Countries Stephen Pagliuca invests in
Round sizes
Round size
- Series A
- $13M–$250M
- Series B
- $10M–$160M
- Series C
- $32M–$70M
Investment Focus
Industry
- Software 3 (13%)
- Artificial Intelligence 3 (13%)
- SaaS 2 (8%)
- Sports 2 (8%)
- FinTech 2 (8%)
Stage
- Series B 7 (29%)
- Series A 4 (17%)
- Series C 3 (13%)
- Seed 2 (8%)
- Funding Round 2 (8%)
Country
- United States 11 (46%)
- India 2 (8%)
- Israel 1 (4%)
- Nigeria 1 (4%)
- Indonesia 1 (4%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Memcyco
|
Cybercrime is on the rise, with attacks becoming ever more frequent and sophisticated. Innocent users who surf the web and communicate online are falling into traps and scams as they have no sufficient way to know if the business they are dealing with is real or fake.While the market has invested tremendous effort into end-user authentication,the natural next step for the industry is a fully comprehensive solution that covers every point of impact between the user and the organization.PoSA is the world’s first solution that provides strong and secure proof of website and communication authenticity via a digital watermark. It has unique protection capabilities to secure both the organization and the user. PoSA provides the organization with an extremely easy-to-install watermark and real-time alerts. The intuitiveness of the solution allows full visibility and control over potential attacks. It can be deployed in stages, and be integrated with existing SOC systems.The users receive immediate visual confirmation that the organization they are interacting with is real, all the while requiring no installation or registration from them. | $37M / Series A / Jan 27, 2026 | |
MaintainX
|
MaintainX is a software company that provides maintenance and asset management tools for industrial and frontline operations. Its platform helps organizations manage work orders, preventive maintenance, inspections, reporting, asset tracking, and parts inventory through a centralized digital system. The company integrates AI-powered features thatassist teams with troubleshooting, data collection, operational analysis, and predictive maintenance workflows. MaintainX is used across industries such as manufacturing, facilities management, food and beverage, retail, and distribution to improve equipment uptime and streamline maintenance processes. The platform also supports compliance and safety procedures by digitizing workflows and standardizing maintenance operations across multiple sites. | $150M / Series D / Jul 09, 2025 | |
Liquid AI
|
Building AGI, AI as Service, Generative AI | $250M / Series A / Dec 13, 2024 | |
|
MaintainX
|
MaintainX is a software company that provides maintenance and asset management tools for industrial and frontline operations. Its platform helps organizations manage work orders, preventive maintenance, inspections, reporting, asset tracking, and parts inventory through a centralized digital system. The company integrates AI-powered features thatassist teams with troubleshooting, data collection, operational analysis, and predictive maintenance workflows. MaintainX is used across industries such as manufacturing, facilities management, food and beverage, retail, and distribution to improve equipment uptime and streamline maintenance processes. The platform also supports compliance and safety procedures by digitizing workflows and standardizing maintenance operations across multiple sites. | $50M / Series C / Dec 06, 2023 | |
|
MaintainX
|
MaintainX is a software company that provides maintenance and asset management tools for industrial and frontline operations. Its platform helps organizations manage work orders, preventive maintenance, inspections, reporting, asset tracking, and parts inventory through a centralized digital system. The company integrates AI-powered features thatassist teams with troubleshooting, data collection, operational analysis, and predictive maintenance workflows. MaintainX is used across industries such as manufacturing, facilities management, food and beverage, retail, and distribution to improve equipment uptime and streamline maintenance processes. The platform also supports compliance and safety procedures by digitizing workflows and standardizing maintenance operations across multiple sites. | $50M / Series C / Dec 06, 2023 | |
|
Liquid AI
|
Building AGI, AI as Service, Generative AI | $37.5M / Seed / Dec 01, 2023 | |
|
Liquid AI
|
Building AGI, AI as Service, Generative AI | $37.5M / Seed / Dec 01, 2023 | |
Lula
|
Lula Technologies is a provider of insurance services. With Lula, customers are able to better assess their customer's risk, administer policies, manage their claims, and embed their own insurance products into their business flows. | $35.5M / Series B / Aug 03, 2023 | |
Releaf Earth
|
Releaf is a supply chain technology firm that sources ingredients for African food factories. It aims to create climate-adaptive supply chains as Africa's population grows by 3 billion people. Releaf also provides extension services to smallholders, acts as a buyer of their products, and converts the raw material into factory-grade inputs forvegetable oil factories. Releaf uses digital technologies such as USSD and open banking, in addition to hardware, to work seamlessly with its network of over 2,000 smallholder farmers, who have supplied over 15 million kilograms of quality palm kernel nuts to food factories. | $3.3M / Seed / Jan 09, 2023 | |
Atmos
|
Atmos develops a home-building platform to assist in the creation and design of customized houses. The company is constructing a managed marketplace for homebuilding, connecting home buyers.The company's platform makes it easier for customers to find and build their own homes according to their preferences, choices, and financial situationby offering a variety of designs, personalized packages, and interiors along with financing and construction processes.Atmos was established in 2018 by Trent Hedge, Nicholas Donahue, Matthew Rastovac, and Austin Kahn. | $12.5M / Series A / Nov 15, 2022 | |
| See all 24 investments → | |||
Co-Investors
About Bain Capital
Bain Capital is a multi-asset alternative investment firm with assets under management and operates business units that create value through private equity, public equity, credit, and venture capital across multiple sectors and industries.
Bain Capital Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Amanda Zajac
Investor
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David Humphrey
Partner and Co-Head of North America Private Equity
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Elena Lieskovska
Partner on the Special Situations team
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Adam Koppel
Managing Director
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Ajay Mantha
Director
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FAQ
What does Stephen Pagliuca invest in?
Stephen Pagliuca invests primarily in Software, Artificial Intelligence and SaaS startups, most often at Series B and Series A stage. Most of the 24 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Stephen Pagliuca's check size?
Stephen Pagliuca typically joins rounds of $13M–$250M at Series A, $10M–$160M at Series B and $32M–$70M at Series C. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Stephen Pagliuca participates in.
When did Stephen Pagliuca last invest?
The most recent investment recorded for Stephen Pagliuca closed in Jan 2026. Shizune tracks 24 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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