Spherical
Satellite Manufacturing · Power Supplies & Power Electronics
2backers · Antler, InnovationQuarter
10+team · employees, estimated range
2022founded
25stories in the press
Overview
Spherical designs, builds, and qualifies PCDUs, standalone power modules, and custom radiation-hardened silicon for spacecraft — one team across systems, silicon, and firmware.
Key facts
These are the key facts about Spherical on Alion as of Nov 13, 2026. Spherical is headquartered in Rotterdam, Netherlands. It was founded in 2022.
- Headquarters
- Rotterdam, NetherlandsAlion company profile, updated Nov 13, 2026
- Founded
- 2022Alion company profile, updated Nov 13, 2026
- Employees
- 10+Alion company profile, an estimated range
Funding and backers
Team
11-50
employees, estimated range
Backers
2
Antler, InnovationQuarter
Momentum
0/100
no fresh signals
Last sign of life
1 mo ago
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
2022
Founded
Backed byfrom the funds' portfolios and accelerator catalogs
Investors in similar startupsfunds that back the companies most like this one
Similar startupsby what they do, their industry and backers
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Growth
Hiring Momentum
22/100
Hiring freeze
Open positions
0
0 opened / 0 closed in 30 days
Median time-to-fill
99 days
faster than 11% of the market
ATS activity
Every ~7 hours
Today
Hiring Dynamics
0%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Early Careers
100% ▲
Tech stack
Technologies named in job postings at Spherical over the last 12 months, by layer, with the share of postings for each.
Technologies in use
1
Postings analysed
2
Stack modernity
43/100
Practices & domains
ECSS
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Connections
List
Graph
Found in company registers, site code, DNS and hiring. Each connection shows how sure we are and the evidence, with its source and date.
Shared investors
InnovationQuarterVia a fund
AntlerVia a fund
1103 portfolio companies
Click a company to open it. Dashed lines are likely connections. The second step of the network is part of the Pro plan.
Owner
Same company
Same group
Likely
Shared investors
News
Soft Demapping of Spherical Codes from Cartesian Powers of PAM Constellations
Abstract page for arXiv paper 2404.04776: Soft Demapping of Spherical Codes from Cartesian Powers of PAM Constellations
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Report
20 Companies in Hybrid Memory Cube High-Bandwidth Memory Market
Global Hybrid Memory Cube High-Bandwidth Memory Market Size is projected to grow from USD 36.6 Billion by 2035, at a CAGR of 23.1%
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Report
Turning a VLP-16 Into a
How a secondhand VLP-16, one extra mechanical axis, and encoder-based deskewing turned into a cave-mapping learning project
Read more
Report
Report
Report
Solving spherical triangles
Solving spherical trinagles. When is a combination of sides and angles enough to uniquely specify a solution and when are there two solutions?
Read more
Report
Heron's formula for spherical triangle L'Huilier's formula
Spherical analog of Heron's formula. Compute the area of a spherical triangle from the lengths of its sides.
Read more
Report
Random spherical coordinates
How to generate random points on a sphere in spherical coordinates (ρ, θ, ϕ). Direct method, not generating Cartesian coordinates first.
Read more
Report
Show more news
Offices
Where the company hires and what each office is for
Cities
1
Hiring now
1
Countries
1
Busiest office
Rotterdam
Rotterdam
Netherlands
HQ
Spherical
1 open roles 1 posted in 90 days 10-50 est. staff
hires for Early Careers
Schiedamsedijk 39B, Rotterdam, 3011 ED
How to cite this page
Alion, "Spherical: key facts", as of Nov 13, 2026. https://alion.io/company/spherical-2
These figures are published under a free licence. You may reuse them, including commercially, as long as you credit Alion and link back to this page. CC BY-SA 4.0