There are plenty of ergo/split keyboards without numeric pads.
http://www.microsoft.com/hardware/en-us/p/sculpt-ergonomic-d...
https://www.trulyergonomic.com/store/index.php (mech switches too)
http://www.microsoft.com/hardware/en-us/p/sculpt-ergonomic-d...
https://www.trulyergonomic.com/store/index.php (mech switches too)
I've been waiting for such a keyboard for 15 years.