Make Composite
KeyCreator \ Tools \ Non-Geometric \ Composite \ Make-Composite

Location: Tools>Composite>Make

The Make Composite Function allows you to create a composite from existing entities. 

Using the Function:

1      Select Make from the Tools>Composite submenu.

2      You are prompted to name the new composite.  Enter a name.

3      Select the entities you intend to add to the new composite, using the Universal Selection Menu.  The composite is then made, and given the name you had assigned to it.

4      Once the entities have been selected, you are prompted to enter a name for the next composite to be made.  If you do not wish to create another composite, simply select ESCAPE.