<PAGE>
EXHIBIT 21.1
SUBSIDIARIES OF THE REGISTRANT
The table below lists DDi Corp's consolidated subsidiaries as of September 15,
2000. The ownership of these entities is as follows:
<TABLE>
<CAPTION>
Name Jurisdiction of Incorporation Ownership
---- ----------------------------- ---------
<S> <C> <C>
DDi Europe Limited United Kingdom DDi Corp. directly owns 100% of the voting
securities.
DDi Sales Limited United Kingdom DDi Europe Limited directly owns 100% of the
voting securities.
DDi Intermediate Holdings Corp. California DDi Corp. directly owns 100% of the voting
securities.
DDi Capital Corp. California DDi Intermediate Holdings Corp. directly owns 100%
of the voting securities.
Dynamic Details Design, L.L.C. Delaware DDi Intermediate Holdings Corp. directly owns 100%
of the equity interest.
Dynamic Details, Incorporated California DDi Capital Corp. directly owns 100% of the voting
securities.
Dynamic Details Incorporated, Delaware Dynamic Details, Incorporated directly owns 100% of
Virginia the voting securities.
Dynamic Details Texas, L.P. Delaware Dynamic Details, Incorporated indirectly owns 100%
of the partnership interest.
Dynamic Details Incorporated, Delaware Dynamic Details, Incorporated directly owns 100% of
Silicon Valley the voting securities.
Dynamic Details Design Plus, Delaware Dynamic Details, Incorporated, Silicon Valley
Incorporated directly owns 100% of the voting securities.
Dynamic Details Incorporated, Delaware Dynamic Details, Incorporated, Silicon Valley
Texas directly owns 100% of the voting securities.
Details Global Sales, Inc. Virgin Islands Dynamic Details, Incorporated directly owns 100% of
the voting securities.
</TABLE>