Marianne Costigan

Since 2015, Marianne has worked with Merian Ventures, evaluating potential investment opportunities, primarily in the UK and especially in fintech, cyber and enterprise software. Marianne also contributes to Merian’s fund-raising and marketing activities. In addition, she serves as a mentor to aspiring female entrepreneurs through the Angel Academe and the Althea-Imperial Programmes.

Marianne’s 18 years of global technology experience include leadership roles in business development and strategic alliances at network-management software company Micromuse, as well as cross-brand marketing and sales positions at IBM (who acquired Micromuse). She has worked across many sectors, including retail, telecoms and financial services. Her IBM experience included two years in San Francisco, evangelising IBM’s emerging mobile, social, security and AI technology (Watson) with her client, Wells Fargo.