For the most sought-after founders, the prestige of a top-tier accelerator is increasingly weighed against giving up a significant ownership stake in their company.  Ali Partovi, the veteran investor and CEO of venture firm Neo , wants to offer the mentorship and community of one of the most elite accelerator programs—without forcing the best up-and-coming tech leaders to hand over 7% or even 10% of their company before they’ve even started. Partovi, who is known for his early investments in