# Keith Masback

> Keith Masback is a seed investor in New York backing Software and Aerospace. See 21 investments, round sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Location: New York, United States
- Total investments: 21
- Last investment: Jun 2023
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/keithmasback/
- X (Twitter): https://twitter.com/geointer
- Website: https://linktr.ee/keithmasback

Keith Masback is a seed investor in New York focused on Software and Aerospace. Keith J. Masback is Principal Consultant at Plum Run LLC, providing strategic advisory services to startups working in geospatial intelligence and related fields. He is a prolific angel investor in early stage companies in the sector, where he also serves as a board member and advisor. Immediately prior, for over a decade, he served as CEO of theUnited States Geospatial Intelligence Foundation. Before USGIF, he spent over 20 years as an officer in the U.S. Army and as a government civilian, culminating as a senior executive at the National Geospatial-Intelligence Agency. He holds a BA in Political Science from Gettysburg College. He is a past Chair of the National Geospatial Advisory Committee, a member of the Geographical and Geospatial Sciences Committee of the National Academies, a member of the Landsat Advisory Group, a former member of the Advisory Committee on Commercial Remote Sensing, a Counselor and Fellow of the American Geographical Society, and a member of the Advisory Board of the International Spy Museum.

## Contacts

5 contacts available for Keith Masback: 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/keith-masback?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 6 | 29% |
| Aerospace | 6 | 29% |
| Information Technology | 3 | 14% |
| Artificial Intelligence | 3 | 14% |
| SaaS | 2 | 10% |

48 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 6 | 29% |
| Series A | 6 | 29% |
| Series B | 3 | 14% |
| Venture - Series Unknown | 2 | 10% |
| Pre-Seed | 1 | 5% |

6 stages tracked in total.

## Investments

| Company | Description | Round size | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Danti | Danti is a search engine that focuses on allowing both novice and expert users to ask basic inquiries and discover the vast amount of information being generated throughout the world. | $2.8M | Pre-Seed | Jun 21, 2023 |  |
| Seasats | Seasats autonomous ocean vehicles provide remote monitoring and data collection for defense and commercial customers at a fraction of the cost, logistics, and risk compared to traditional methods. | $10M | Seed | Oct 19, 2022 |  |
| AirWorks | AirWorks was founded in 2017, and spun out of MIT in the summer of 2018. The company has developed a patented algorithm and web application that converts aerial datasets into engineering base plans in CAD. This way, clients don't need any local processing resources, virtually no training and thanks to the automation we ensure the fastestturn-around times in the industry – saving hundred millions of hours of manual data labeling time. | $5M | Venture - Series Unknown | Jul 01, 2022 |  |
| Slingshot Aerospace | Slingshot Aerospace builds space simulation and analytics solutions. Its mission-critical data and analytics solutions give operators the clarity they need to maximize mission success. The company empowers government and commercial space organizations to design, manage, and safeguard their assets, and mitigate risks, to ensure safe and reliableoperations for all space-faring users. | $25M | Series A | Mar 10, 2022 |  |
| Hermeus | Hermeus is developing Mach 5 aircraft to speed up the global transportation network. Mach 5 flight is not just supersonic, it's hypersonic. At these speeds, a flight from New York to London is 90 minutes, rather than 7 hours. Its aircraft massively reduces flight times and increases safety for the long haul and business class air travel,enabling businesses to operate with minimal changes to current aviation infrastructure.The company was founded in 2018 and headquartered in Atlanta, Georgia. | $100M | Series B | Mar 10, 2022 |  |
| Hermeus | Hermeus is an aerospace and defense company that develops hypersonic aircraft capable of reaching speeds around Mach 5. The company’s core mission is to drastically reduce global travel times by creating next-generation aircraft that can fly significantly faster than traditional commercial jets. Its flagship programs include the Quarterhorse seriesof high-speed test aircraft and the development of the Chimera engine, a turbine-based combined cycle propulsion system designed for hypersonic flight. Hermeus follows a rapid, iterative development approach, building and testing multiple prototypes to accelerate innovation and reduce engineering timelines. The company collaborates with organizations such as the U.S. Air Force and NASA, positioning its technology for both commercial aviation and defense applications. | $100M | Series B | Mar 10, 2022 |  |
| Xplore | Xplore is flying commercial missions in Earth orbits with their XCRAFT™, and they invite you to join us. They take civilian, commercial and national security payloads to their desired orbit around Earth for their science or reconnaissance missions. | $16.2M | Series A | Feb 24, 2022 |  |
| Cognitive Space | Cognitive Space makes use of AI technology to automate multi-agent command and control. Through its CNTIENT-SC3(TM) platform, it can automate mission planning and commanding for constellation of Earth observing and telecommunication satellites. Leadership team has over 50 years of space systems experience and critical software development. | $4M | Seed | Nov 18, 2021 |  |
| Slingshot Aerospace | Slingshot Aerospace builds space simulation and analytics solutions. Its mission-critical data and analytics solutions give operators the clarity they need to maximize mission success. The company empowers government and commercial space organizations to design, manage, and safeguard their assets, and mitigate risks, to ensure safe and reliableoperations for all space-faring users. |  | Series A | Nov 15, 2021 |  |
| Xona | Xona Space Systems is building a next-generation satellite navigation system using small but powerful satellites in low-Earth orbit. The constellation they are developing is designed to provide secure navigation and timing services with the resilience and accuracy that modern intelligent systems, such as autonomous vehicles and drones, need tooperate safely at scale. | $8M | Seed | Sep 22, 2021 |  |

10 of 21 investments shown.

## Co-investors
- [Revolution’s Rise of the Rest Seed Fund](https://shizune.co/investors/profile/rise-of-the-rest) — VC Fund, 7 deals together
- [Canaan Partners](https://shizune.co/investors/profile/canaan-partners) — VC Fund, 4 deals together
- [Khosla Ventures](https://shizune.co/investors/profile/khosla-ventures) — VC Fund, 4 deals together
- [Bling Capital](https://shizune.co/investors/profile/bling-capital) — VC Fund, 3 deals together
- [Techstars Ventures](https://shizune.co/investors/profile/bullet-time-ventures) — VC Fund, 3 deals together
- [ATX Venture Partners](https://shizune.co/investors/profile/atx-venture-partners) — VC Fund, 2 deals together

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## FAQ

### What does Keith Masback invest in?

Keith Masback invests primarily in Software, Aerospace and Information Technology startups, most often at Seed and Series A stage. Most of the 21 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Keith Masback?

Public channels for Keith Masback 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 Keith Masback last invest?

The most recent investment recorded for Keith Masback closed in Jun 2023. Shizune tracks 21 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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