<PAGE>
 
                                                                    EXHIBIT 24.1


                               POWER OF ATTORNEY


     The undersigned hereby constitutes and appoints Rhonda I. Kochlefl his 
true and lawful attorney-in-fact, with full power and authority, for the purpose
of executing, in the name and on behalf of the undersigned as a director and/or 
officer of Donnelley Enterprise Solutions Incorporated, a Delaware corporation 
(the "Company"), an Annual Report on Form 10-K for the year ended December 31, 
1996, and any and all amendments to such Annual Report, and to each thereof is 
so executed, for filing with the Securities and Exchange Commission. The 
undersigned hereby grants unto such attorney-in-fact full power of substitution 
and revocation in the premises and hereby ratifies and confirms all that such 
attorney-in-fact may do or cause to be done by virtue of these presents.


Dated: March 23, 1997



                                       /s/ Daniel I. Malina
                                       -----------------------------------------
                                       Name: Daniel I. Malina   
<PAGE>
 
                                                                    EXHIBIT 24.1


                               POWER OF ATTORNEY


     The undersigned hereby constitutes and appoints Rhonda I. Kochlefl his 
true and lawful attorney-in-fact, with full power and authority, for the purpose
of executing, in the name and on behalf of the undersigned as a director and/or 
officer of Donnelley Enterprise Solutions Incorporated, a Delaware corporation 
(the "Company"), an Annual Report on Form 10-K for the year ended December 31, 
1996, and any and all amendments to such Annual Report, and to each thereof is 
so executed, for filing with the Securities and Exchange Commission. The 
undersigned hereby grants unto such attorney-in-fact full power of substitution 
and revocation in the premises and hereby ratifies and confirms all that such 
attorney-in-fact may do or cause to be done by virtue of these presents.


Dated: March 22, 1997



                                       /s/ Leo S. Spiegel   
                                       -----------------------------------------
                                       Name: Leo S. Spiegel     

<PAGE>
 
                                                                    EXHIBIT 24.1


                               POWER OF ATTORNEY


     The undersigned hereby constitutes and appoints Rhonda I. Kochlefl his 
true and lawful attorney-in-fact, with full power and authority, for the purpose
of executing, in the name and on behalf of the undersigned as a director and/or 
officer of Donnelley Enterprise Solutions Incorporated, a Delaware corporation 
(the "Company"), an Annual Report on Form 10-K for the year ended December 31, 
1996, and any and all amendments to such Annual Report, and to each thereof is 
so executed, for filing with the Securities and Exchange Commission. The 
undersigned hereby grants unto such attorney-in-fact full power of substitution 
and revocation in the premises and hereby ratifies and confirms all that such 
attorney-in-fact may do or cause to be done by virtue of these presents.


Dated: March 23, 1997



                                       /s/ C. I. Moran     
                                       -----------------------------------------
                                       Name: C. I. Moran            

<PAGE>
 
                                                                    EXHIBIT 24.1


                               POWER OF ATTORNEY


     The undersigned hereby constitutes and appoints Rhonda I. Kochlefl his 
true and lawful attorney-in-fact, with full power and authority, for the purpose
of executing, in the name and on behalf of the undersigned as a director and/or 
officer of Donnelley Enterprise Solutions Incorporated, a Delaware corporation 
(the "Company"), an Annual Report on Form 10-K for the year ended December 31, 
1996, and any and all amendments to such Annual Report, and to each thereof is 
so executed, for filing with the Securities and Exchange Commission. The 
undersigned hereby grants unto such attorney-in-fact full power of substitution 
and revocation in the premises and hereby ratifies and confirms all that such 
attorney-in-fact may do or cause to be done by virtue of these presents.


Dated: March 23, 1997



                                       /s/ W. Ed Tyler          
                                       -----------------------------------------
                                       Name: W. Ed Tyler             

<PAGE>
 
                                                                    EXHIBIT 24.1


                               POWER OF ATTORNEY


     The undersigned hereby constitutes and appoints Rhonda I. Kochlefl his 
true and lawful attorney-in-fact, with full power and authority, for the purpose
of executing, in the name and on behalf of the undersigned as a director and/or 
officer of Donnelley Enterprise Solutions Incorporated, a Delaware corporation 
(the "Company"), an Annual Report on Form 10-K for the year ended December 31, 
1996, and any and all amendments to such Annual Report, and to each thereof is 
so executed, for filing with the Securities and Exchange Commission. The 
undersigned hereby grants unto such attorney-in-fact full power of substitution 
and revocation in the premises and hereby ratifies and confirms all that such 
attorney-in-fact may do or cause to be done by virtue of these presents.


Dated: March 23, 1997



                                       /s/ Luke F. Botica   
                                       -----------------------------------------
                                       Name: Luke F. Botica