GSOF Symposium Europe 2026: 50 exhibitors & sponsors
GSOF Symposium Europe 2026 had 50 exhibitors and sponsors in Rome, Italy from 8 countries. Aerospace & Defense is the biggest block on the floor at 36% of the companies we matched, ahead of cybersecurity and ai / ml. 17 of them were also at GSOF Symposium Europe 2025; 47 from that list didn’t come back.
- 50
- exhibitors & sponsors as of 5 Nov 2026
- 8
- headquarters countries most from United States
- 27%
- of GSOF Symposium Europe 2025's exhibitors are back 17 companies
- 750
- expected visitors organiser’s figure
The show floor, by sector
Each square is a company we matched to a profile, grouped by its main sector. Aerospace & Defense makes up 36% of GSOF Symposium Europe 2026; the gray block is the other 14 sectors combined.
- Aerospace & Defense 15 · 36%
- Cybersecurity 4 · 9.5%
- AI / ML 2 · 4.8%
- Hardware, Semiconductors & IoT 2 · 4.8%
- Maritime & Rail 2 · 4.8%
- Telecom & Connectivity 2 · 4.8%
- Everything else 15 · 36%
Each square is one company.
Who exhibits at GSOF Symposium Europe
Company size and headquarters for the 44 exhibitors we matched. A mid-market floor: 43% have 51–1,000 employees.
17 came back from 2025
Comparing GSOF Symposium Europe 2026’s list with GSOF Symposium Europe 2025. For organisers, the companies that didn’t return are the warmest list there is — they already know the show.
MetreaAerospace & Defense · 501–1,000 staff · United States
BAE SystemsAerospace & Defense · 10,001+ staff · United Kingdom
EmbraerAerospace & Defense · 10,001+ staff · Brazil
CACI International IncAerospace & Defense · 10,001+ staff · United States
CognyteCybersecurity · 1,001–5,000 staff · Israel
Cambium NetworksTelecom & Connectivity · 501–1,000 staff · United States
Magnet ForensicsCybersecurity · 1,001–5,000 staff · United States
Mach IndustriesAerospace & Defense · 201–500 staff · United States
LeonardoAerospace & Defense · 10,001+ staff · Italy
General Dynamics Mission SystemsAerospace & Defense · 10,001+ staff · United States
CellebriteCybersecurity · 1,001–5,000 staff · United States
Red Cat HoldingsAerospace & Defense · 51–200 staff · United States
SkyFiAerospace & Defense · 11–50 staff · United States
FivecastCybersecurity · 51–200 staff · Australia
INVISIOAerospace & Defense · 201–500 staff · Denmark
TrellisWare TechnologiesAerospace & Defense · 201–500 staff · United States
GSOF Symposium Europe 2026 exhibitor list
The first 25 of 50: sponsors and exhibitors from the show’s core sectors first. The full list adds every company, its website, and the people to contact.
| Company | Industry | Size | HQ | Role |
|---|---|---|---|---|
Leonardo leonardo.com | Aerospace & Defense | 10,001+ | Italy | Exhibitor |
General Dynamics Mission Systems gdmissionsystems.com | Aerospace & Defense | 10,001+ | United States | Exhibitor |
Cellebrite cellebrite.com | Cybersecurity | 1,001–5,000 | United States | Exhibitor |
Silvus Technologies silvustechnologies.com | Hardware, Semiconductors & IoT | 201–500 | United States | Exhibitor |
Red Cat Holdings redcat.red | Aerospace & Defense | 51–200 | United States | Exhibitor |
SkyFi skyfi.com | Aerospace & Defense | 11–50 | United States | Exhibitor |
Fivecast fivecast.com | Cybersecurity | 51–200 | Australia | Exhibitor |
INVISIO invisio.com | Aerospace & Defense | 201–500 | Denmark | Exhibitor |
TrellisWare Technologies trellisware.com | Aerospace & Defense | 201–500 | United States | Exhibitor |
Sky-Watch A/S sky-watch.com | Aerospace & Defense | 51–200 | Denmark | Exhibitor |
Ovzon ovzon.com | Telecom & Connectivity | 11–50 | Sweden | Exhibitor |
IMSAR imsar.com | Aerospace & Defense | 51–200 | United States | Exhibitor |
Usul usul.com | AI / ML | 11–50 | — | Exhibitor |
Amped Software ampedsoftware.com | Cybersecurity | 11–50 | Italy | Exhibitor |
MOHOC, Inc. mohoc.com | Hardware, Semiconductors & IoT | 2–10 | United States | Exhibitor |
Ametrine Inc. ametrine.tech | Aerospace & Defense | 11–50 | United States | Exhibitor |
Bombardier bombardier.com | Aerospace & Defense | 10,001+ | — | — |
L3Harris Technologies l3harris.com | Aerospace & Defense | 10,001+ | United States | — |
Viasat viasat.com | Telecom & Connectivity | 5,001–10,000 | United States | — |
Harmattan AI harmattan.ai | AI / ML | 201–500 | United States | — |
Flashpoint flashpoint.io | Cybersecurity | 201–500 | United States | — |
Gentex Corp. gentexcorp.com | Aerospace & Defense | 501–1,000 | United States | — |
Integris Composites integriscomposites.com | Aerospace & Defense | 201–500 | United States | — |
SUEX suex.it | Maritime & Rail | 11–50 | Italy | — |
Elettronica Marittima s.r.l. elettronicamarittima.it | Maritime & Rail | 11–50 | Italy | — |
Book a 15-minute call. We'll walk you through the full list and how we can help you reach the right people while the show is fresh.
Book a call →GSOF Symposium Europe exhibitors also show up at
The events sharing the most exhibitors with GSOF Symposium Europe 2026. 34% of the companies we matched here also exhibit at AUSA Annual Meeting & Exposition 2026.
What people do with this list
Follow up with GSOF Symposium Europe exhibitors
We'll walk you through all 50 companies and the decision-makers at each, then RocketSDR can research every account and write the outreach. Reach them while the show is still fresh.
Find sponsors among companies that exhibit at shows like this
Exhibitors at GSOF Symposium Europe and AUSA Annual Meeting & Exposition already budget for events in your space. We find the ones that fit your audience and the person who signs off on sponsorship.
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GSOF Symposium Europe 2026: quick answers
How many companies exhibit at GSOF Symposium Europe 2026?
50 companies are listed as exhibitors or sponsors at GSOF Symposium Europe 2026, as of 5 Nov 2026. Of those, 23 as exhibitors; the rest come from combined exhibitor and sponsor lists. We matched 44 of them to a company profile with industry, size and headquarters.
What industries exhibit at GSOF Symposium Europe 2026?
Among the 42 exhibitors we matched, the largest groups are Aerospace & Defense (36%), Cybersecurity (9.5%), AI / ML (4.8%). In total they span 20 sectors.
Where are GSOF Symposium Europe exhibitors from?
Exhibitors we matched are headquartered in 8 countries. The most represented are United States (24), Italy (8), Denmark (2).
How many GSOF Symposium Europe 2025 exhibitors returned for 2026?
17 companies from GSOF Symposium Europe 2025's list of 64 are on the GSOF Symposium Europe 2026 list (27%). 33 companies are new this year, and 47 did not return.
Turn the GSOF Symposium Europe list into meetings
RocketSDR finds the right person at every exhibitor, researches each account, and runs personalised outreach across email and LinkedIn — so you walk into the show with meetings booked.