Magdrive Secures $10.5M Seed Funding From Redalpine And Others For Electric Propulsion Development

Magdrive, a Harwell, U.K.-based electric propulsion startup, raised $10.5M in seed funding from Redalpine, Balerion Space Ventures, Founders Fund, and others. Led by CEO Mark Stokes, the company is developing the Rogue, a compact, high-thrust electric propulsion system for satellites and deep-space missions. The funds will support the development of next-gen plasma thrusters, the opening of a U.S. subsidiary in Los Angeles, a U.K. manufacturing facility, and on-orbit testing. Magdrive previously raised $2M in pre-seed funding in 2020. INVESTORS: Redalpine, Balerion Space Ventures, Founders Fund, Alumni Ventures, 7percent Ventures, Outsized Ventures & Entrepreneur First ROUND: Seed AMOUNT: $10,500,000 HQ: #Harwell #UnitedKingdom #VentureCapital #Magdrive #MarkStokes #Redalpine #BalerionSpaceVentures #FoundersFund #AlumniVentures #7percentVentures #OutsizedVentures #EntrepreneurFirst #TradedVC

More Deals

View All

Higgsfield Raises $400 Million At $5.4 Billion Valuation From DST Global And Goldman SachsHiggsfield, an AI video generation platform founded by former Snap executive Alex Mashrabov, has raised $400 million at a $5.4 billion valuation from investors including DST Global, Goldman Sachs, Liberty Global and Intel. The round, just eight months after its $80 million raise at a $1.3 billion valuation, will fund the company’s expansion into enterprise products, security and computing power as it targets corporate marketing customers; Higgsfield reported $700 million in annualized revenue in August, up from $20 million a year earlier. FOUNDER: Alex Mashrabov INVESTORS: Fifth Wall, DST Global, Goldman Sachs, Liberty Global & Intel AMOUNT: $400,000,000 VALUATION: $5,400,000,000 HQ: San Francisco, California #VentureCapital #Higgsfield #AlexMashrabov #TradedVC

Dynatrace Acquires AI Startup Arize AI For $915 Million In Cash And StockDynatrace has agreed to acquire Berkeley-based AI observability startup Arize AI for $915 million in cash and stock, including $815 million in cash and replacement equity awards for Arize employees. Founded in 2020, Arize brings AI agent evaluation and experimentation tools to Dynatrace, with co-founders Jason Lopatecki and Aparna Dhinakaran joining the company; Lopatecki will continue leading the Arize team. SALE PRICE: $915,000,000 HQ: Waltham, Massachusetts #VentureCapital #Dynatrace #ArizeAI #TradedVC

Lemma Raises $2.3 Million Pre-Seed Round Backed By Y Combinator And Other InvestorsLemma, a San Francisco-based AI agent observability startup, has raised a $2.3 million pre-seed round backed by Matrix, Y Combinator, Liquid 2 Ventures, and investors from OpenAI, xAI, Meta, and DoorDash. Founded in 2025 by Jerry Zhang and Cole Gawin, Lemma monitors more than 1 million AI agent traces daily to detect silent failures, identify root causes, and suggest fixes directly in the codebase. The company is targeting a growing problem in AI: agents that appear to work in testing but quietly fail in production. FOUNDERS: Jerry Zhang and Cole Gawin INVESTORS: Matrix, Y Combinator, Liquid 2 Ventures, Vermilion Cliffs Ventures, Irregular Expressions, Cervin Ventures, Comma Capital, Position Ventures, Eight Capital & angels from OpenAI, xAI, Meta and DoorDash ROUND: Pre-Seed AMOUNT: $2,300,000 HQ: San Francisco, California #VentureCapital #Lemma #AI #TradedVC #AIInfrastructure