Insights

Streaming Platform Neutrality Roku's position as a neutral streaming platform hosting multiple services creates opportunities to offer advertising solutions and targeted content partnerships for companies looking to reach diverse audiences across popular streaming channels.

Recent Service Expansions The launch of Premium Subscriptions and addition of the Apple TV app demonstrate Roku's ongoing efforts to enhance its content ecosystem, providing avenues for collaboration in subscription-based marketing and content monetization strategies.

Advertising Innovation With recent launches of self-serve API suites and the Roku Ads API, Roku is expanding its advertising infrastructure, presenting opportunities to offer customized ad tech solutions and data-driven advertising services.

Market Expansion Focus Roku's strategic focus on key metropolitan markets like Mexico City and Guadalajara signals potential sales opportunities in regional advertising, localized content solutions, and device distribution partnerships in emerging markets.

Financial Leverage While currently generating moderate revenue, Roku's substantial funding indicates capacity for further platform development and technology enhancement, opening opportunities for enterprise SaaS, advertising tech, and platform services providers seeking growth collaborations.

Similar companies to Castelle

Castelle Tech Stack

Castelle uses 8 technology products and services including Mediaocean, Hulu, Postman, and more. Explore Castelle's tech stack below.

  • Mediaocean
    Advertising Networks
  • Hulu
    Audio, Video, Graphics
  • Postman
    Data Management Platforms
  • SAML
    Identity And Access Management
  • New Relic
    Real User Monitoring
  • CyberGRX
    Security
  • Google Tag Manager
    Tag Management
  • Box
    Team Collaboration

Media & News

Castelle's Email Address Formats

Castelle uses at least 2 format(s):
Castelle Email FormatsExamplePercentage
First.Last@castelle.comJohn.Doe@castelle.com
67%
FLast@castelle.comJDoe@castelle.com
33%
FLast@roku.comJDoe@roku.com
81%
First.Last@roku.comJohn.Doe@roku.com
11%
FirstL@roku.comJohnD@roku.com
5%
FirstLast@roku.comJohnDoe@roku.com
3%

Frequently Asked Questions

What is Castelle's stock symbol?

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Castelle is a publicly traded company; the company's stock symbol is CSTL1.

What is Castelle's official website and social media links?

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Castelle's official website is roku.com and has social profiles on LinkedIn.

How much revenue does Castelle generate?

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As of December 2025, Castelle's annual revenue is estimated to be $2M.

What is Castelle's NAICS code?

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Castelle's NAICS code is 3341 - Computer and Peripheral Equipment Manufacturing.

How many employees does Castelle have currently?

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As of December 2025, Castelle has approximately 51 employees across 3 continents, including North AmericaSouth AmericaEurope. Key team members include General Accounting Manager: K. H.. Explore Castelle's employee directory with LeadIQ.

What industry does Castelle belong to?

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Castelle operates in the Computer Hardware Manufacturing industry.

What technology does Castelle use?

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Castelle's tech stack includes MediaoceanHuluPostmanSAMLNew RelicCyberGRXGoogle Tag ManagerBox.

What is Castelle's email format?

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Castelle's email format typically follows the pattern of First.Last@castelle.com. Find more Castelle email formats with LeadIQ.

How much funding has Castelle raised to date?

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As of December 2025, Castelle has raised $550M in funding. The last funding round occurred on Sep 11, 2017 for $200M.

Castelle

Computer Hardware ManufacturingUnited States51-200 Employees

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Section iconCompany Overview

Website
roku.com
Stock Symbol
CSTL1
NAICS Code
3341 - Computer and Peripheral Equipment Manufacturing
Employees
51-200

Section iconFunding & Financials

  • $550M

    Castelle has raised a total of $550M of funding over 2 rounds. Their latest funding round was raised on Sep 11, 2017 in the amount of $200Mas a initial public offering.

  • $1M$10M

    Castelle's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $550M

    Castelle has raised a total of $550M of funding over 2 rounds. Their latest funding round was raised on Sep 11, 2017 in the amount of $200Mas a initial public offering.

  • $1M$10M

    Castelle's revenue is estimated to be in the range of $1M$10M

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