New York-based venture firm F3 has founded a new program to mentor and advise female entrepreneurs in cities throughout the US. Among the entrepreneurs participating is Zola co-founder Shan-Lyn Ma, who says that her wedding company at first struggled to spark interest among the predominantly male investment scene. When Zola co-founder Shan-Lyn Ma first began pitching her idea for a one-stop wedding site to investors, she says they were mostly unimpressed.