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Private company

Mabuhay Broadcasting System

Philippine radio network

Mabuhay Broadcasting System, Inc. (MBSI) is a Philippine radio network majority owned by the Ragasa family, heirs of founder Quirino De Guzman.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Dec 13, 1973Founded1
  • Industryradio network1
  • HeadquartersPasig1
  • Legal formprivately held company1

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Mabuhay Broadcasting System, Inc. (MBSI) is a Philippine radio network majority owned by the Ragasa family, heirs of founder Quirino De Guzman.2

Corporate structure

Mabuhay Broadcasting System sits at the top of its group. 1 entity, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

  • Mabuhay Broadcasting System Pasig
    • DWKY Owned · Mandaluyong, Philippines
    • DWMW Owned · Philippines
    • DZXQ Owned · Malabon, Philippines

Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

What it owns

What Mabuhay Broadcasting System reports owning in its annual reports to the SEC: buildings, land and equipment, real estate and locations, investments, intangible assets and inventory, at the end of its latest fiscal year and a year before.

Stakes and holdings (Wikidata)

  • DWKY
  • DWMW
  • DZXQ

Things Wikidata records the company as owning, with the share when stated.1

Subsidiaries and ownership

Also owns

  • DWKY
  • DWMW
  • DZXQ

From Wikidata.1

Timeline

  1. Dec 13, 1973Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2