София.

В София има 485 фирми.

Фирма	Работно време
Vizual
VNMR Bulgarian online panel
VS Bulgaria Ltd.
Web Power Ltd
Weband
Webground
Well Done Agency
Wings Creative Studio
Xplora BG
Xtreme Studio Ltd.
ZAC GROUP
ZAC Outdoor
Zebra Digital
Zen Studio
Zoom Design
121 Agency
Киви Дизайн
Abriss Design Center
AbsoluteTarget
Acta Verba Tech PR
Andplay
ARUNA
Astro Kit Studio
B2Y Creative
CEO Club Bulgaria
DIGILAB Bulgaria
Garlic 2026
Garlic Sofia
GMedia
International Marketing Group
JoyGreets
MSL Sofia
Strata Promo
Threasury Media
ZenithMedia Bulgaria