He kaiwhakatau, he kaiwhakawā, he takawaenga hoki a Catherine i roto i ngā mahi tūmataiti, e arotahi ana ki ngā tautohe arumoni me ngā tautohe hanga. Mai i te tau 2016, neke atu i te 200 ngā whakatūnga kua whakaaetia e ia puta noa i ēnei tūranga, ā, kua rārangihia ia ki ngā rōpū whakatau tautohe o te New Zealand International Arbitration Centre ( NZIAC ), te New Zealand Dispute Resolution Centre ( NZDRC ), te Building Disputes Tribunal, te Beijing International Arbitration Centre ( BIAC ), te Hainan International Arbitration Court ( HIAC ) me AMINZ.
Ko Catherine anō hoki te Kaiwhakahaere o Te Pokapū ADR, e ārahi ana i te hoahoa me te tuku ratonga whakatau tautohe tūmataiti puta noa i ngā take arumoni, te hanga whare me te hangahanga, tae atu ki ngā take whānau me te whanaungatanga.
I mua i tana mahi motuhake ki te whakatau tautohe tūmataiti, i mahi ia hei kaiwhakawa arumoni i Aotearoa, i Rānana, me ngā Moutere o Cayman, e mahi ana i ngā take uaua me ngā take nui e pā ana ki te tinihanga, te kore moni, ngā tautohe kirimana, ngā ratonga pūtea, te karo taake, me ngā take ture. Ko tana mahi ko te mahi mā ngā kaiwhakakore o tētahi tahua haumi e pāngia ana e Madoff i roto i ngā tautohe nui e pā ana, te tuku tohutohu e pā ana ki ngā uiuinga a te Royal Commission, te Serious Fraud Office, me te Securities Commission, me te mahi i ngā tautohe puta noa i Āhia-Moana-nui-a-Kiwa, Ūropi, te Middle East, ngā Amerika, te Karipiana, me Āwherika.
He maha ngā wā ka tuhituhi, ka whakapuaki hoki a Catherine i ngā kōrero mō ngā mahi whakatau tautohe tūmataiti, i Aotearoa me tāwāhi.