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Randy Glein

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@rglein

founder @dfjgrowth, tech builder, innovation & space junkie
Menlo Park, CA Joined March 2008
398 Following 1.5K Followers 337 Posts

Latest posts 5

Randy Glein Verified account @rglein
Space-based data centers make total sense, especially with low cost launch and high mass to orbit via Starship.

The sun offers a free, abundant and clean energy source that can be harnessed through massive solar arrays to power satellite AI data centers.

The climate in space offers a natural source of cooling & ventilation for AI compute clusters.

Then you launch a constellation of solar-powered satellites that have have embedded power and cooling advantages. The satellites each house a GPU farm for AI computing/processing. The satellites will have high frequency up and downlinks plus wideband laser crosslinks to create the ultimate AI network.

And voila…you have a AI compute system in space that serves the massive genAI demand of humanity.
Elon Musk Verified account @elonmusk Nov 9, 2025
@PeterDiamandis With the advent of Starship, there is finally a path to solar-powered AI satellites at massive scale.

It is the only path I can see that would allow for deployment of 1TW/year of AI.
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Randy Glein Verified account @rglein
So excited for @dfjgrowth be joining the @GoToImpulse team after knowing Tom Mueller since the earliest days of SpaceX. After joining the SpaceX family 16 years ago, we’ve been looking for another opportunity to participate in the intersection of the emerging space economy and the innovation economy. Impulse is it — delivering transformative advancement in propulsion and space vehicle technologies. They are making responsive in-orbit mobility a reality for space logistics and space defense applications. Ad astra!
Impulse Space Verified account @GoToImpulse Jun 3, 2025
We’ve raised a $300M Series C to #MobilizeSpace. 🚀

It’s one of the largest venture rounds in space industry history—and it means we’re growing our team and scaling production to keep accelerating in-space mobility.

Since our founding in 2021, we’ve flown two successful Mira missions, signed over 30 commercial and government contracts, and maintained our timeline to deliver Helios in 2026.

We’re building the infrastructure to move anything, anywhere in space. And we’re just getting started.

Learn more: impulsespace.com/updates/impuls…

#ImpulseSpace
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Randy Glein Verified account @rglein
Announcing our new $1.2B fund, DFJ Growth V. Here's our blog post about it: dfjgrowth.com/story/investin….
Thanks to the visionary founders who let us tag along as they define the future. Thanks also to our investors who enable us to do the coolest job in the world as we look around corners for the next big wave of innovation and iconic tech companies in the making.
We are 20 years in, constantly imagining the future, and it feels like we are just getting started! Find us at dfjgrowth.com and on X @dfjgrowth. Let's go!
www.dfjgrowth.com DFJ Growth V: Investing in the Future
Randy Glein Verified account @rglein
Thanks so much to Allie Garfinkle (@agarfinks ) for telling our story (and for being a huge @FloridaGators fan)! She dug in deep to get to know us and help us announce our new $1.2B fund, @dfjgrowth V. Allie's article is here: fortune.com/2025/05/13/exc….
We’re excited to keep backing the next generation of visionary founders and supporting their important missions to define the future through disruptive tech innovations! Find us at dfjgrowth.com and on X @dfjgrowth . Let’s go!
fortune.com Exclusive: Two decades in, DFJ Growth raises $1.2 billion for its fifth fund and doubles down on... DFJ Growth—backers of Coinbase, Twitter, and Ring—raised $1.2 billion for its fifth fund, Fortune can exclusively report.