OPIS is the biggest rival of Chemical Data, L.P.. OPIS was founded in 1977, and its headquarters is in Rockville, Maryland. OPIS operates in the Business Support Services industry. OPIS has 535 more employees than Chemical Data, L.P..
Genscape, Inc. has been one of Chemical Data, L.P.'s top competitors. Genscape, Inc. is a Private company that was founded in Louisville, Kentucky in 1999. Genscape, Inc. is in the Business Information Research industry. Genscape, Inc. has 310 more employees vs. Chemical Data, L.P..