Complex sentence: The three founders met on the Juneau Icefield Research project where they also met Wenloc Miller who later invested in the company via a franchise purchase and owns the Marmot stores in Berkeley California and Seattle.
Split into simpler sentences: The three founders met on the Juneau Icefield Research project where they also met Wenloc Miller. Miller later invested in the company via a franchise purchase and owns the Marmot stores in Berkeley California and Seattle.