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Deployment

Stream C at Ukraine

Threod Systems' Stream C is a fixed-wing NATO Class I UAV with optional VTOL pods for vertical takeoff before transitioning to conventional forward flight, designed for ISR and surveillance missions. The aircraft achieves 6-8 hours of endurance carrying gyro-stabilized camera payloads and is operated by customers in 26 countries including 13 NATO member states. The Estonian company, founded in 2012, also produces pneumatic launchers and the lighter Eos C VTOL platform.

Stream C by Threod Systems · Catalog entry · 2 sources · not yet field-verified · Drones

Track Stream C at Ukraine

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Threod Eos UAVs deployed by Ukrainian Armed Forces for reconnaissance and artillery targeting since 2017. CATA pneumatic launchers used to launch long-range drones. 100-200 drones supplied. Company operates a training center in Ukraine.

Key facts

Fleet size
100-200 drones
Use case
ISR, artillery targeting, loitering munition launch
Operator
Ukrainian Armed Forces

Exposure

Customer segment
logistics
Scale tier
mass 100 999

Each exposure value carries its own basis marker. Aggregators report a number; this surface preserves the source class so verification depth travels with the value.

Safety record

No incidents on record for Stream C at Ukraine.

Only active incidents are counted. Retracted incidents are excluded from this summary but remain reachable at their canonical URLs.

Trust tier
Catalog entry · 2 sources · not yet field-verifiedhow tiers work →
Last updated
2026-08-21
Model
Stream C
Company
Threod Systems
Location
Ukraine
Operator
Threod Systems
Status
operational
Operator type
maker operated
Scale at site
100+ units
Site environment
outdoor
Location precision
verified coordinates
First seen
2017-01-01
ID
e43f96c7-46f0-429e-a647-6c4561602329

Timeline

  1. Jan 2017
    First recorded
    Stream C first documented operating at Ukraine.
  2. Aug 2026
    Current status: operational, reviewed
    Latest recorded state. New status transitions append here as the deployment-status recorder produces them.

On the deployment map

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Stream C operates in Ukraine. Explore the full verified map:

Sources (2)

  1. https://www.defensenews.com/global/europe/2025/09/11/this-estonian-firm-helps-launch-ukraines-combat-drones/
  2. https://breakingdefense.com/2026/03/in-tiny-estonia-drones-lead-booming-defense-expansion/
Methodology: Verified · 2 sources (no primary) · last reviewed 2026-08-21

Verification posture

Verified

Low confidence

Review state

Stable

Last reviewed 2026-08-21

Maturity + lifecycle

Maturity stage: commercial

Lifecycle: active

Architectural position

Cohort: aerial

Sources by quality tier

2
unclassified
Unclassified source

The framework is documented at /methodology. Corrections at /corrections. Reviewer: DEPLOY editorial team.

Methodology surface for Stream C at Ukraine.

Common questions

What is the Stream C deployment at Ukraine?
Stream C, built by Threod Systems, is recorded as a deployment at Ukraine on the DEPLOY registry. Threod Systems operates the deployment directly.
Who operates Stream C at Ukraine?
Threod Systems, the manufacturer of Stream C, operates this deployment directly. This is a maker-deploys-its-own-product arrangement rather than a customer pilot.
When did the Stream C deployment at Ukraine go live?
The deployment is recorded as starting January 1, 2017 on the DEPLOY registry. Earlier activity may exist but is not yet sourced.
Have there been incidents at the Stream C deployment at Ukraine?
No active incidents affecting this deployment are recorded on the DEPLOY registry. Absence of recorded incidents is not a guarantee no incident occurred; DEPLOY records only sourced incidents and suppresses retracted ones.

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