But she said that any combination would present daunting integration challenges.

This change required significant airframe redesign and introduced integration challenges.

Her main concern all along, she said, was the "integration challenge" of blending the two companies and their disparate cultures.

Still the latest deal also presents integration challenges.

In retrospect, I think we underestimated the scale of that integration challenge but it is now in place.

Such integration challenges have in the past hampered other big technology mergers.

But its integration challenge is perhaps the most dire around.

A. We have a massive integration challenge to create a 22 million subscriber company.

Virtuoso is a solution for the following system integration challenges:

And some suggest that its fiercely competitive, independent culture would pose severe integration challenges for an acquirer.