DB
Dominion Bus Liner
Provincial passenger transport
Manila–Ilocos bus routes
cargo/waybill services
scheduled intercity bus trips
air-conditioned coach services
DD
Dominion Development And Investment, Incorporated
Holding company operations
investment management
corporate asset holding
financial oversight activities
Domuschola Internationalis
IB Primary Years Programme
Cambridge middle years curriculum
IB Diploma Programme
preschool to senior high education
college counseling
student development programs
DB
Don Benitos Trading
Construction materials
hardware items
general trading supplies
building materials retail
Don Bosco Press Inc
Textbook publishing
educational materials
commercial printing services
printing solutions
technical training for printing industry
school of printing programs
Don Bosco Technical College, Incorporated
Basic education (K–12)
college degree programs
TESDA-accredited technical training
vocational courses
engineering and IT-related programs
skills training programs
Don Builder
Building construction
interior fit-out
structural works
project management
commercial building development services
Don Don Ship Supply And Marine Services
Ship provisions
bonded stores
deck and engine stores
marine logistics
vessel supply services
port catering support
Don Pin Corporation
Interior fit-out construction
HVAC installation
electrical works
plumbing
fire protection systems
structured cabling
Don Tim Development Corporation
Residential subdivision development
land development
housing communities
property sales
real estate project management