SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
Lacuna Space logo Lacuna Space Operates a low-Earth orbit satellite network providing direct-to-device IoT connectivity for remote sensors using its proprietary LoneWhisper protocol based on LoRaWAN vs Phase Four Developed electrodeless radio-frequency and multi-mode electric propulsion systems for satellites Phase Four logo
HEAD-TO-HEAD1 shared sector
Lacuna Space Phase Four
Founded 2016 2015
Headquarters Atlas Centre R27, Rutherford Appleton Laboratory, Harwell Campus, Oxfordshire, OX11 0QX, United Kingdom Hawthorne, California, USA
Type private private
Status operating closed
Employees 17 5
Total funding €20M $35.8M
Latest round Grant Series C
Sectors Satellite Communications, Satellite Components & Subsystems Space Propulsion, Satellite Components & Subsystems
Products listed 8 4
Federal contracts
Launches
Leaders listed Rob Spurrett, Thomas Telkamp, Fernando Rodriguez Steve Kiser, M. Umair Siddiqui, Simon Halpern
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Lacuna Space and Phase Four compare?

Both companies work in Satellite Components & Subsystems. Lacuna Space was founded in 2016 and Phase Four in 2015.

Which is larger, Lacuna Space or Phase Four?

Lacuna Space reports the larger workforce, with 17 employees versus 5.

Numbers refresh on every render against the live Space Index database. Federal contract data from USAspending.gov; launches from LaunchLibrary2.