EXHIBIT 21.1

                         SUBSIDIARIES OF THE REGISTRANT

<TABLE>
<CAPTION>
                                            Jurisdiction of Organization
Name of Subsidiary                               and Type of Entity
- ------------------                          ----------------------------
<S>                                         <C>
AMB Property, L.P.                            Delaware limited partnership
AMB Property II, L.P.                         Delaware limited partnership
Long Gate LLC                                 Delaware limited liability 
                                               company
</TABLE>