Greg Sieczkiewicz, J.D., Ph. D.

Managing Director & Chief IP Counsel, MPM Capital

Greg Sieczkiewicz, J.D., Ph.D., joined MPM in 2015. Greg serves as Chief IP Counsel at several MPM portfolio companies. Prior to joining MPM, Greg was the architect of IP strategy of over a dozen venture-backed life sciences companies across the spectrum—from nucleic acid therapeutics, oral biologics, the microbiome, oncology, to protein engineering. Starting in 2009, Greg was Vice President, IP at Flagship Ventures. Earlier in his career, Greg practiced patent counseling and enforcement at national law firms Mintz Levin, Proskauer Rose and Foley Hoag. Greg completed his post-doctoral fellowship at the National Cancer Institute. He graduated from the College of the Holy Cross with an A.B. in Biology, received his Ph.D. in Cell, Molecular and Developmental Biology from Tufts University School of Medicine and graduated magna cum laude from the evening program of Suffolk University Law School. Greg is a member of the bar of the Commonwealth of Massachusetts and is admitted to practice before the United States Patent and Trademark Office. Greg is the current President of the Boston Patent Law Association.