![]() Alir Technologies Alir Technologies is a provider of aerospace, marine, and industrial flow testing solutions for rocket engine design applications. | ![]() GuideTech GuideTech is a company that provides engineering solutions and integrated systems for aerospace and defense industries. | Spire Global Spire Global (formerly known as Nanosatisfi) is a company that provides space-based data and analytics solutions. | ||
Founding Date | Founding Date 2013 | Founding Date 2020 | Founding Date 2014 | Founding Date 2012 |
Type | Type Public | Type Private | Type Private | Type Public |
Tags | ||||
Locations | Locations Houston, US HQ Houston, US | Locations Madison, US HQ | Locations Kanab, US HQ Huntsville, US Kansas City, US | Locations Vienna, US HQ Cambridge, CA Munich, DE Luxembourg, LU Singapore, SG Didcot, GB Glasgow, GB see more |
Employees | Employees 382134% increase | Employees 1 | Employees 264% decrease | Employees 37214% decrease |
Valuation ($) | Valuation ($) 523.5 m | Valuation ($) N/A | Valuation ($) N/A | Valuation ($) 229.3 m |
Financial | ||||
Revenue (est.) | Revenue (est.) $210.1m (FY, 2025) | Revenue (est.) N/A | Revenue (est.) N/A | Revenue (est.) $71.6m (FY, 2025) |
Net income | Net income ($106.8m) (FY, 2025) | Net income N/A | Net income N/A | Net income $51.3m (FY, 2025) |
Funding | ||||
Total funding raised | Total funding raised $ 4.1m | Total funding raised N/A | Total funding raised N/A | Total funding raised $ 852.3m |

Alir Technologies is a provider of aerospace, marine, and industrial flow testing solutions for rocket engine design applications.
View company
GuideTech is a company that provides engineering solutions and integrated systems for aerospace and defense industries.
View companySpire Global (formerly known as Nanosatisfi) is a company that provides space-based data and analytics solutions.
View company