Kammala wannan jumla: A Bloomberg, ta kafa "A cikin Kasuwanci tare da Margaret Brennan", shirin mako-mako da aka watsa kai tsaye daga Kasuwancin Kasuwancin New York wanda ya rufe manyan labaran siyasa, tattalin arziki da kuma labaran kudi na duniya da ke tasiri ga kasuwa. A lokacin da take aiki, ta watsa shirye-shirye kai tsaye daga Riyadh, Dubai, Alkahira, London, Dublin, Abu Dhabi, da Davos. Brennan ya rufe manyan labaran labarai da suka shafi rikicin bashin Turai, mafi girman batun cinikin ciki a tarihin Amurka, da
BP mai zubar da ruwa. Ta gabatar da kai tsaye daga dandalin Tahrir yayin da Hosni Mubarak ya sauka bayan shekaru 30 a kan mulki.