Line 21 Captions

line-21.com

London, England, United Kingdom

1-10 employees

LinkedIn Profile

About Line 21 Captions

accessibility saas platform, aipowered captioning, captioning for live events, live captioning software, software for accessible events, advanced captioning tool, artificial intelligence captions, caption creation platform, ondemand captioning service, saas captioning, caption proofreading software, ai caption accuracy, machine learning in captioning, ai for event accessibility, digital accessibility services, closed captions, human captioner interface, ai proofreader, hybrid captioning, ai cont

Line 21 Captions's Tech Stack

AI/ML

Cloud

Render

Decision Makers at Line 21 Captions

1 contact

Fabrizio Ruggeri

Co-founder, Chief Technology Officer

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7 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

Line 21 Captions is a technology company. Software vendors, dev tools, and SaaS platforms find technology companies like this highly receptive. Use StackWho to identify the right decision-maker (CTO, VP Eng, or Head of Product) and reach out with a stack-specific pitch.

Line 21 Captions's Position in the StackWho Database

• Line 21 Captions is 1 of 194,140 information technology & services companies tracked in StackWho.
• 193,618 information technology & services companies in our database have verified decision-maker emails (100% of the cohort).
• 47,721 companies in England are in the StackWho database.
• 97,391 information technology & services companies are in the 1-10 employee range (same size as Line 21 Captions).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does Line 21 Captions use?

Line 21 Captions uses Gmail, Google Apps, Mobile Friendly, Remote, AI, Micro, and 1 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Line 21 Captions?

StackWho has verified email addresses for 1 decision maker at Line 21 Captions. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Line 21 Captions directly for sales, recruiting, or partnerships.

What industry is Line 21 Captions in?

Line 21 Captions operates in the information technology & services industry, headquartered in London, England, United Kingdom. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Line 21 Captions's contact data?

Yes. StackWho Pro members can export decision maker contact data for Line 21 Captions and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.