SAN MATEO, Calif., November 1, 2018-- Neo4j, the leader in graph databases, announced today that it has closed an $80 million Series E funding round led by One Peak Partners and Morgan Stanley Expansion Capital. David Klein, Co-founder and Managing Partner of One Peak Partners, who co-led Neo4j's Series E funding round, drew an interesting parallel: "Similar to how Oracle revolutionized the way organizations use data by innovating, scaling and maturing relational databases, Neo4j is leading the way in how connected data drives next-generation business applications," said Klein.