# Rob Glaser

> Rob Glaser is a Series A investor at Accel backing SaaS and Mobile. See 18 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Accel](https://shizune.co/investors/profile/accel)
- Location: San Francisco, United States
- Total investments: 18
- Last investment: Mar 2022
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/rob-glaser-431687/
- X (Twitter): http://twitter.com/robglaser
- Website: https://x.com/robglaser

Rob Glaser is a Series A investor at Accel in San Francisco focused on SaaS and Mobile. Rob Glaser, Founder, Chairman, and CEO of RealNetworks, has long been intrigued with the nexus of media, computing, and communications. Since founding Real in 1994, Mr. Glaser has played an integral role in the transformation of the internet into the next great mass medium. In 1995, under Mr. Glaser’s direction, Real introduced the groundbreakingRealAudio, the first commercial audio streaming solution for the internet. This was followed in 1997 with RealVideo. RealNetworks’ RealPlayer is downloaded millions of times each month and is one of the most popular pieces of software ever created. In July 2012, after a two-and-a-half-year hiatus, Mr. Glaser returned as CEO, initially in an interim role, to help revitalize RealNetworks and return the company to sustainable growth. In line with this goal, the company has since launched several new products. By creating innovative technology and services that make it easy for people to connect with and enjoy digital media, RealNetworks and Mr. Glaser are at the forefront of the digital media revolution.Rob is also a Venture Partner at Accel.Prior to founding RealNetworks, Inc., Mr. Glaser worked for Microsoft for 10 years in a number of executive positions, including Vice President of Multimedia and Consumer Systems. Mr. Glaser currently serves as Trustee and Managing Board Member of the Glaser Progress Foundation, which he established in 1993. Mr. Glaser is a graduate of Yale University, with a B.A. and an M.A. in Economics and a B.S. in Computer Science.

## Contacts

5 contacts available for Rob Glaser: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/rob-glaser?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $600k–$7.7M |
| Series A | $2.2M–$8.5M |
| Series B | $3.5M–$35M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| SaaS | 3 | 17% |
| Mobile | 3 | 17% |
| Internet | 3 | 17% |
| Events | 2 | 11% |
| Software | 2 | 11% |

42 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 6 | 33% |
| Seed | 5 | 28% |
| Series B | 5 | 28% |
| Angel | 1 | 6% |
| Pre-Seed | 1 | 6% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 13 | 72% |
| Canada | 1 | 6% |
| United Kingdom | 1 | 6% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| BLOK London | BLOK a fitness space in hackney e5 set in a victorian tram depot, with over 100 classes per week. | $4.9M | Seed | Mar 15, 2022 | https://www.bloklondon.com |
| Looped | Looped is a virtual events platform, powering the future of live entertainment. | $7.7M | Seed | Mar 02, 2021 | http://loopedlive.com |
| Scener | Scener is the virtual movie theater where you can interact with friends remotely over video chat while watching your favorite programs. |  | Pre-Seed | Mar 01, 2019 | https://www.scener.com/ |
| Neumob | Neumob was acquired by Cloudflare November 2017.Neumob is the leader in reducing mobile app errors, speeding up app performance and boosting conversions, everywhere in the world. The Neumob SDK slashes app errors and timeouts by up to 90%, while dramatically speeding up mobile app load times and reliability.The company’s innovativeinfrastructure and global presence combine to help app owners keep their hard-won users and drive maximum revenues, whether an app’s users are hyper-local in one city or located around the world. App owners simply install a 2-line SDK into their app, and instantly gain access to Neumob’s world-class, global app acceleration network.For businesses that need to deliver mobile apps to their users faster, more reliably and more securely to any targeted mobile audience, on any network, Neumob is the answer. Neumob is backed by top-tier investors, supporters and partners including Accel Partners, ENIAC Ventures, Enspire Capital, Lightbank, Menlo Ventures, Plug and Play Ventures, PradoSV, Shasta Ventures, SVFrontier and Triple Point Capital. | $8.5M | Series A | Oct 01, 2015 | https://www.neumob.com |
| TUNE | TUNE builds technology that powers successful marketing partnerships across mobile and web. The TUNE Partner Marketing Platform is the industry’s most flexible SaaS platform for building, managing, and growing partner programs and networks. Headquartered in Seattle with hundreds of employees worldwide, TUNE is trusted by innovative affiliatemarketers, the largest performance advertising networks, and iconic brands across the globe. | $27M | Series B | Jan 29, 2015 | http://tune.com |
| SeatGeek | SeatGeek is a ticket search engine that aggregates ticket listings for live sports, concerts, and theater events. Its data engine helps consumers identify various ticket deals.The site has a feature called ‘Deal Score’ which assigns a 0-100 metric to all listed tickets in order to ascertain the relative value of tickets for a given event or a setof similar events.SeatGeek also offers consumers an event discovery tool through its Columbus event calendar and Spotify applications, which take into account user preferences and favorite teams and artists in order to generate recommendations of upcoming local events that match a user’s tastes and preferences.SeatGeek was launched by Jack Groetzinger and Russell D’Souza in 2009 and its operations are headquartered in New York, United States. | $35M | Series B | Aug 28, 2014 | https://seatgeek.com/ |
| Bizible | Bizible is the unified repository to link data from the disparate sales and marketing data stores, linking CRM, marketing, web site, ad network, and customer support information for a unified view of marketing ROI and customer LTV. It also delivers unparalleled performance insights about all revenue-generating efforts, including demand gen, inboundmarketing, account-based marketing, and outbound sales. Bizible helps marketers at more than 300 companies worldwide discover their customer journey, lead transformation, and power growth. In the first release, Bizible has partnered with Salesforce.com to create an integrated marketing analytics platform that allows you to close the loop between online marketing and revenue. | $8M | Series B | Aug 26, 2014 | http://bizible.com |
| Bitium | Bitium is a Santa Monica-headquartered provider of cloud-based identity and access management solutions, including single sign-on, password management, and analytics for small, medium and enterprise businesses. Founded in 2012, the company aims to give growing companies the ability to manage access to all of their web-based applications --including Google Apps and Office 365, as well as social networks and CRM, collaboration and marketing tools -- in one place without hindering employee adoption of these applications. Organizations such as GroupM, Fullscreen, Movember and Demand Media use Bitium for an easy-to-use solution that delivers increased flexibility and security. Bitium is backed by Polaris Partners, Resolute VC, Double M Partners, Karlin Ventures, Social Leverage and a group of strategic investors in the enterprise cloud space. | $6.5M | Series A | Mar 01, 2014 | http://bitium.com |
| Bitium | Bitium is a Santa Monica-headquartered provider of cloud-based identity and access management solutions, including single sign-on, password management, and analytics for small, medium and enterprise businesses. Founded in 2012, the company aims to give growing companies the ability to manage access to all of their web-based applications --including Google Apps and Office 365, as well as social networks and CRM, collaboration and marketing tools -- in one place without hindering employee adoption of these applications. Organizations such as GroupM, Fullscreen, Movember and Demand Media use Bitium for an easy-to-use solution that delivers increased flexibility and security. Bitium is backed by Polaris Partners, Resolute VC, Double M Partners, Karlin Ventures, Social Leverage and a group of strategic investors in the enterprise cloud space. | $2.4M | Seed | Apr 17, 2013 | http://bitium.com |
| Tuition.io | Tuition.io provides an employee benefit that enables employers to contribute directly to employees’ student loan debt. In addition, Tuition.io provides a web platform that helps employees manage and optimize their student debt through objective Financial Wellness education. | $1M | Seed | Feb 26, 2013 | http://www.tuition.io |

10 of 18 investments shown.

## Co-investors
- [Amplify.LA](https://shizune.co/investors/profile/amplify-la) — VC Fund, 2 deals together
- [Double M Partners](https://shizune.co/investors/profile/double-m-partners) — VC Fund, 2 deals together
- [Ignition Partners](https://shizune.co/investors/profile/ignition-partners) — VC Fund, 2 deals together
- [Investment Group of Santa Barbara](https://shizune.co/investors/profile/investment-group-of-santa-barbara) — VC Fund, 2 deals together
- [Karlin Ventures](https://shizune.co/investors/profile/karlin-ventures) — VC Fund, 2 deals together
- [Madrona](https://shizune.co/investors/profile/madrona-venture-group) — VC Fund, 2 deals together

## About Accel

VC Fund · Palo Alto, United States

Accel invests in sectors such as enterprise software, consumer internet, financial technology, and cybersecurity. It participates in funding rounds ranging from seed and pre-seed stages to growth-stage capital. Beyond direct investment, the organization offers operational resources to assist founders with product development and talent recruitment.The firm connects entrepreneurs with a network of industry peers and mentors to facilitate market expansion.

5 contacts available at Accel.

| Name | Title | Profile |
| --- | --- | --- |
| Abhinav Chaturvedi | Partner | https://shizune.co/investors/profile/abhinav-chaturvedi |
| Amit Kumar | Partners | https://shizune.co/investors/profile/amit-kumar-4 |
| Amy Saper | Partner | https://shizune.co/investors/profile/amy-saper |
| Anand Daniel | Partner | https://shizune.co/investors/profile/anand-daniel |
| Andrei Brasoveanu | Partner | https://shizune.co/investors/profile/andrei-brasoveanu |

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## FAQ

### What does Rob Glaser invest in?

Rob Glaser invests primarily in SaaS, Mobile and Internet startups, most often at Series A and Seed stage. Most of the 18 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 Rob Glaser's check size?

Rob Glaser typically joins rounds of $600k–$7.7M at Seed, $2.2M–$8.5M at Series A and $3.5M–$35M at Series B. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Rob Glaser participates in.

### How do I contact Rob Glaser?

Public channels for Rob Glaser include LinkedIn, X (Twitter) and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### When did Rob Glaser last invest?

The most recent investment recorded for Rob Glaser closed in Mar 2022. Shizune tracks 18 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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