Momentus SPAC Presentation Deck

SIGNIFICANT CUSTOMER TRACTION AND EXPECTED DEMAND SIGNED CONTRACTS >$90M UNDER NEGOTIATION OR IN CONVERSATIONS ~$1.IB EXPECTED DEMAND ~$1.2B ■ I I Significant momentum from rapidly expanding smallsat market seeking low cost and regular launch access to LEO ■ Customers include satellite operators, satellite manufacturers, launch providers, defense primes and government agencies ▪ ~$230M in proposals submitted and / or under late-stage negotiation and ~$880M in ongoing conversations Pending awards from US Government and defense primes who have expressed strong interest in Momentus technology and / or Satellite as a Service Ardoride and Fervoride use-cases provide compelling cost/time advantages for deployment of megaconstellations ●●●00 Ongoing demand to be driven by maintenance of megaconstellations C35 LOCKHEED MARTIN SEOPS GOT GEBITS PRECIOUS PAYLOAD -10% ~10% SKYKRAFT KNOW YOUR WORLD NUSPACE ~5% STARLINK Copyright 2020. Momentus Inc. Proprietary & Confidential. Not Export Controlled. Any use, reproduction, or distribution without the express consent of Momentus is strictly prohibited. If you are not the intended recipient, please immediately delete this document and any associated communications. NASA Relativity Osen SATREVOLUTION ~75% FOSSA ODYSSEUS albaorbital ISILAUNCH Satellite Operators Satellite Manufacturers ■ US Government amazon OneWeb G ENDURO ENOUROSAT Non-US Government, Launchers and Other ASTRO DIGITAL Satellites 1. Including non-binding options with deposits pre-paid 25

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