Closed Captioning and SDH Subtitles | Alpha Lingua
Closed captioning and SDH subtitle support for audiovisual content. These services can include spoken dialogue and relevant non-speech audio information to improve access.

Closed Captioning and SDH Services
Caption specifications depend on the platform, audience, language and applicable delivery requirements.
Alpha Lingua Media Services is based in Mukono, Uganda, and supports language and media communication projects for organizations serving audiences in Uganda, East Africa, Africa and international markets. Each assignment is assessed individually so the language resources, production process and delivery format match the brief.
We focus on clear communication, cultural and linguistic relevance, and agreed quality requirements. Language availability, technical production and any specialist partner arrangements are confirmed before accepting the project.
What we can scope
- Closed captions
- SDH subtitles
- Speaker identification
- Relevant sound cues
- Caption review and file preparation
How the project works
Please provide the source video, language, target platform and captioning specification.
Understand
We review the content, audience, languages and intended use.
Plan
We confirm deliverables, workflow, timing and requirements.
Produce
The agreed language or media work is completed and reviewed.
Finalize
We check the output against the agreed brief and delivery format.
Request closed captioning and sdh services
For an accurate quotation, include the information below in your enquiry.
- What you need done and the intended audience
- Source and target language(s), if relevant
- Files, content volume or media duration
- Deadline and preferred delivery format
- Any technical, terminology or quality specifications
Where is Alpha Lingua based?
Alpha Lingua Media Services is based at Suite 179, Second Floor, Verona House, Kampala–Jinja Road, Mukono, Uganda. We consider regional and international projects according to the agreed scope.
Can I request a quotation before sending files?
Yes. Send a project description and available specifications through our Request a Quote page. We may request sample files or further details to prepare an accurate quotation.
Make your brief work harder.
Good results begin with a clear brief. For Closed Captioning and SDH Subtitles | Alpha Lingua, tell us what the content is, who it is for, where it will be used and what a successful delivery should look like. We will review the requirements and confirm a practical scope before work begins.
Where language specialists, recording resources, specialist review or external production support are needed, availability and responsibilities are agreed during project scoping.
Discuss this project with Alpha Lingua ↗Help us scope it accurately
- Service required and intended audience
- Source and target language(s), if applicable
- Files, word count, media duration or asset volume
- Deadline, milestones and delivery format
- Reference materials, style guide or technical specifications
