Possible Clues:

• Cicero opus (anag) – like the young Mozart?
• Rare to include firm that's ahead of its time
• Rather forward, yet fastidious about the company one keeps?
• Mature beyond years
• Exceptionally early
• Valuable to secure commander showing early talent
• Very expensive to keep firm ahead in development
• Early-developing
• Forward
• Characterised by exceptionally early development