Complex sentence: Originally a division of RCA and later a strategic business unit of Lockheed Martin Marrietta, PRICE Systems is considered the pioneer in the science of parametric modeling because the PRICE parametric models were the first generally-available computerized cost estimation software.
Split into simpler sentences: Originally a division of RCA and later a strategic business unit of Lockheed Martin Marrietta, PRICE Systems is the pioneer in the science of parametric modeling. The PRICE parametric models were the first generally-available computerized cost estimation software.