Bryan Baum
Co-Founder & Managing Partner @ K5 Global
Los Angeles, United States
Bryan Baum is a seed investor at K5 Global in Los Angeles focused on Software and Information Technology. Bryan Baum is the Co-Founder of K5 Global. He previously worked at Panoramic as a Co-Founder. Bryan Baum attended the University of Oxford.
- Total investments:
- 18
- Last investment:
- Lead investor:
- 6%
Last updated:
For AI agents: llms.txt
Industries Bryan Baum invests in
Stages Bryan Baum invests in
Countries Bryan Baum invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $3.5M–$30M
- Series A
- $7.5M–$27M
- Venture - Series Unknown
- $5M–$12M
Investment Focus
Industry
- Software 5 (28%)
- Information Technology 5 (28%)
- Artificial Intelligence 5 (28%)
- Financial Services 3 (17%)
- Apps 2 (11%)
Stage
- Seed 6 (33%)
- Series A 3 (17%)
- Venture - Series Unknown 2 (11%)
- Series D 1 (6%)
- Series E 1 (6%)
Country
- United States 10 (56%)
- United Kingdom 2 (11%)
- Canada 1 (6%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| HistoSonics provides the Edison Platform, which uses advanced imaging and proprietary sensing technology to deliver non-invasive, personalized treatments with precision and control, and uses the science of histotripsy and focused sound energy to generate pressures to liquify and completely destroy targeted tissues at sub-cellular levels. | $250M / Private Equity / Oct 16, 2025 | ||
| HistoSonics provides the Edison Platform, which uses advanced imaging and proprietary sensing technology to deliver non-invasive, personalized treatments with precision and control, and uses the science of histotripsy and focused sound energy to generate pressures to liquify and completely destroy targeted tissues at sub-cellular levels. | Private Equity / Aug 07, 2025 | ||
| Sapien is a platform for creating autonomous coworkers for finance professionals. It promotes its service as an AI-native system created from the ground up that connects with Excel, ERP systems, and customer relationship management platforms. | $8.7M / Seed / Oct 29, 2024 | ||
| Slingshot is an AI research company driven by our mission to exponentially increase global access to mental healthcare.We’re developing technology to help humans feel and perform better, be more connected, and adapt to the future in a time where the demand for mental health support far exceeds providers by 10,000:1, and the large-scale changesahead are unprecedented.By leveraging AI to delve deep into human psychology, we expect to learn something about human nature that no humans have before, in order to help people change their minds.Based in NYC and London, our cross-disciplinary team of researchers, engineers, and broader mental health experts is dedicated to building tools that empower individuals to take on any challenge that arises. | $30M / Seed / Aug 20, 2024 | ||
| Knot is for when there's knot an API - change card on file information, cancel subscriptions, change passwords, and more. Knot spun out of Millions. | $10M / Series A / Aug 03, 2023 | ||
| Practice's tools will help you fulfill your potential as a coach. With all your clients' details at your fingertips, you'll never lack the right information when you need it. | $10M / Seed / Oct 28, 2021 | ||
| Relativity Space is an aerospace company that designs, develops, and builds 3D-printed rockets. a vertically integrated technology platform, Relativity is at the forefront of an inevitable shift toward software-defined manufacturing by fusing 3D printing, artificial intelligence, and autonomous robotics. It offers a radically simplified supplychain, building a rocket with 100x fewer parts in less than 60 days. Relativity Space is backed by leading investors including Bond, Tribe Capital, Playground Global, Y Combinator, Social Capital, and Mark Cuban. | $650M / Series E / Jun 08, 2021 | ||
| Charm develops an open-source coding platform, with tools to improve the visual appearance and store data, to read command markdowns while coding. It currently sells three products, including Glow, an open-source terminal-based markdown reader that allows developers to view documentation such as readme files directly from the command line. It alsorenders markdown to make the text easier to read and allows users to create a private, encrypted documentation library.Toby Padilla and Christian Rocha founded Charm in 2019. | $3.5M / Seed / Apr 21, 2021 | ||
| CircleLink Health offers telephone nursing for chronic care management and behavioral health integration. It allows providers to improve health and earn new medicare payments up to $60K/year per doctor. CircleLink makes it easy by handling patient targeting, enrollment, and integration with various EHRs so doctors can stay on one system.CircleLink uses 100% registered nurses for meaningful remote patient engagement on physicians' behalf. | Debt Financing / Feb 25, 2021 | ||
| CircleLink Health offers telephone nursing for chronic care management and behavioral health integration. It allows providers to improve health and earn new medicare payments up to $60K/year per doctor. CircleLink makes it easy by handling patient targeting, enrollment, and integration with various EHRs so doctors can stay on one system.CircleLink uses 100% registered nurses for meaningful remote patient engagement on physicians' behalf. | $5M / Venture - Series Unknown / Feb 25, 2021 | ||
| See all 18 investments → | |||
Co-Investors
About K5 Global
K5 Global Advisor LLC (“K5”) is a venture capital firm and incubation studio that supports founders across the business lifecycle. The firm was founded in 2018 by Michael Kives and Bryan Baum and has deployed capital of around $1B as of March 31, 2024. K5 invests across multiple stages, from seed through growth stage companies, with a focus onEnterprise SaaS, Vertical SaaS, and FinTech. In 2023, Keenan Rice and Daniel Marcotte, investors from Tokyo Black Capital Advisors, LLC, and both on the founding team of Looker (acquired by Google in 2020 for $2.6B), joined with K5’s early-stage SaaS investing team.K5 seeks to help innovative companies expand their networks and best position them to achieve growth targets.
K5 Global Contacts
| Name | Phone | Socials | |
|---|---|---|---|
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Bryan Baum
Co-Founder & Managing Partner
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Dana Pollick
General Counsel & CCO
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Daniel Marcotte
General Partner
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Jessica Bixby
Associate Partner
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Keenan Rice
General Partner
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FAQ
What does Bryan Baum invest in?
Bryan Baum invests primarily in Software, Information Technology and Artificial Intelligence startups, most often at Seed and Series A 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 Bryan Baum's check size?
Bryan Baum typically joins rounds of $3.5M–$30M at Seed, $7.5M–$27M at Series A and $5M–$12M at Venture - Series Unknown. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Bryan Baum participates in.
How do I contact Bryan Baum?
Public channels for Bryan Baum include LinkedIn and Facebook. 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 Bryan Baum last invest?
The most recent investment recorded for Bryan Baum closed in Oct 2025. 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 Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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