Altered
London, GB · 1 known investors
Find your way into Altered
7 people in our graph share verified history with the Altered team — schools, employers, funds. One of them is your warm intro.
Noah Jelichunlockedknows Ioannis Agiomyrgiannakis · together at Altered Ltd (overlapped)
×6knows the team · via University of Crete
Altered offers AI voice-changing software (Altered Studio and Real-Time Pro) that transforms a user's voice into curated or custom voices for professional voice performances. Its applications include voice skins for gamers, accent translation for call centers, and voice restoration for people with dysphonia and voice disfluencies.
Founders & leadership
IA
Ioannis AgiomyrgiannakisinFounderFounder of Altered, which develops AI voice-changing software for professional voice performances and speech restoration. Previously worked in research before transitioning to building the product end-to-end.
Investors · 1
Companies House · registry record
View on Companies House ↗- Registered name
- ALTERED LTD
- Company number
- 11564329
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 Sept 2018
- Registered office
- 66 Paul Street, London, 66 Paul Street, London, EC2A 4NA
- Nature of business (SIC)
- 63990 — Other information service activities n.e.c.
- Accounts
- last made up to 30 Sept 2025 · next due 30 Jun 2027
- Confirmation statement
- last made up to 2 Jan 2026 · next due 16 Jan 2027
Current officers · 2
- Ioannis Agiomyrgiannakis — director, appointed 11 Sept 2018
- Side International Holdings Limited — corporate director, appointed 15 Mar 2022
Source: Companies House public register · retrieved 30 Aug 2026. Contains public sector information licensed under the Open Government Licence v3.0.
In the news
Frequently asked questions
- What does Altered do?
- Altered offers AI voice-changing software (Altered Studio and Real-Time Pro) that transforms a user's voice into curated or custom voices for professional voice performances. Its applications include voice skins for gamers, accent translation for call centers, and voice restoration for people with dysphonia and voice disfluencies.
- Who founded Altered?
- Altered was founded by Ioannis Agiomyrgiannakis.
- Who are Altered's investors?
- Altered's investors include Big Pi Ventures.
- Where is Altered headquartered?
- Altered is headquartered in London, GB.