EXHIBIT 25 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the person whose signature appears below hereby revokes all prior powers granted by the undersigned to the extent inconsistent herewith and constitutes and appoints John D. Carifa, David R. Brewer, Jr. and Robert H. Joseph, Jr. and each of them, to act severally as attorneys-in-fact and agents, with power of substitution and resubstitution, of the undersigned in any and all capacities, solely for the sole purpose of signing the Registration Statement and any amendments thereto on Form S-8 relating to the Alliance Capital Management L.P. Shields/Regent Retention Unit Bonus Plan and filing the same, with exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, hereby ratifying and confirming all that said attorneys-in-fact, or their substitute or substitutes, may do or cause to be done by virtue hereof. /s/JAMES M. BENSON ------------------------- James M. Benson Dated: January 27, 1994 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the person whose signature appears below hereby revokes all prior powers granted by the undersigned to the extent inconsistent herewith and constitutes and appoints John D. Carifa, David R. Brewer, Jr. and Robert H. Joseph, Jr. and each of them, to act severally as attorneys-in-fact and agents, with power of substitution and resubstitution, of the undersigned in any and all capacities, solely for the sole purpose of signing the Registration Statement and any amendments thereto on Form S-8 relating to the Alliance Capital Management L.P. Shields/Regent Retention Unit Bonus Plan and filing the same, with exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, hereby ratifying and confirming all that said attorneys-in-fact, or their substitute or substitutes, may do or cause to be done by virtue hereof. /s/ALFRED HARRISON -------------------------- Alfred Harrison Dated: January 27, 1994 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the person whose signature appears below hereby revokes all prior powers granted by the undersigned to the extent inconsistent herewith and constitutes and appoints John D. Carifa, David R. Brewer, Jr. and Robert H. Joseph, Jr. and each of them, to act severally as attorneys-in-fact and agents, with power of substitution and resubstitution, of the undersigned in any and all capacities, solely for the sole purpose of signing the Registration Statement and any amendments thereto on Form S-8 relating to the Alliance Capital Management L.P. Shields/Regent Retention Unit Bonus Plan and filing the same, with exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, hereby ratifying and confirming all that said attorneys-in-fact, or their substitute or substitutes, may do or cause to be done by virtue hereof. /s/ JEAN-PIERRE HELLEBUYCK -------------------------- Jean-Pierre Hellebuyck Dated: January 27, 1994 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the person whose signature appears below hereby revokes all prior powers granted by the undersigned to the extent inconsistent herewith and constitutes and appoints John D. Carifa, David R. Brewer, Jr. and Robert H. Joseph, Jr. and each of them, to act severally as attorneys-in-fact and agents, with power of substitution and resubstitution, of the undersigned in any and all capacities, solely for the sole purpose of signing the Registration Statement and any amendments thereto on Form S-8 relating to the Alliance Capital Management L.P. Shields/Regent Retention Unit Bonus Plan and filing the same, with exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, hereby ratifying and confirming all that said attorneys-in-fact, or their substitute or substitutes, may do or cause to be done by virtue hereof. /s/ BENJAMIN D. HOLLOWAY ------------------------ Benjamin D. Holloway Dated: January 27, 1994 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the person whose signature appears below hereby revokes all prior powers granted by the undersigned to the extent inconsistent herewith and constitutes and appoints John D. Carifa, David R. Brewer, Jr. and Robert H. Joseph, Jr. and each of them, to act severally as attorneys-in-fact and agents, with power of substitution and resubstitution, of the undersigned in any and all capacities, solely for the sole purpose of signing the Registration Statement and any amendments thereto on Form S-8 relating to the Alliance Capital Management L.P. Shields/Regent Retention Unit Bonus Plan and filing the same, with exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, hereby ratifying and confirming all that said attorneys-in-fact, or their substitute or substitutes, may do or cause to be done by virtue hereof. /s/ CHRISTOPHE DUPONT MADINIER ------------------------------ Christophe Dupont-Madinier Dated: January 27, 1994 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the person whose signature appears below hereby revokes all prior powers granted by the undersigned to the extent inconsistent herewith and constitutes and appoints John D. Carifa, David R. Brewer, Jr. and Robert H. Joseph, Jr. and each of them, to act severally as attorneys-in-fact and agents, with power of substitution and resubstitution, of the undersigned in any and all capacities, solely for the sole purpose of signing the Registration Statement and any amendments thereto on Form S-8 relating to the Alliance Capital Management L.P. Shields/Regent Retention Unit Bonus Plan and filing the same, with exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, hereby ratifying and confirming all that said attorneys-in-fact, or their substitute or substitutes, may do or cause to be done by virtue hereof. /s/ JOSEPH J. MELONE -------------------------- Joseph J. Melone Dated: January 27, 1994 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the person whose signature appears below hereby revokes all prior powers granted by the undersigned to the extent inconsistent herewith and constitutes and appoints John D. Carifa, David R. Brewer, Jr. and Robert H. Joseph, Jr. and each of them, to act severally as attorneys-in-fact and agents, with power of substitution and resubstitution, of the undersigned in any and all capacities, solely for the sole purpose of signing the Registration Statement and any amendments thereto on Form S-8 relating to the Alliance Capital Management L.P. Shields/Regent Retention Unit Bonus Plan and filing the same, with exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, hereby ratifying and confirming all that said attorneys-in-fact, or their substitute or substitutes, may do or cause to be done by virtue hereof. /s/ BRIAN S. O'NEIL -------------------------- Brian S. O'Neil Dated: January 27, 1994 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the person whose signature appears below hereby revokes all prior powers granted by the undersigned to the extent inconsistent herewith and constitutes and appoints John D. Carifa, David R. Brewer, Jr. and Robert H. Joseph, Jr. and each of them, to act severally as attorneys-in-fact and agents, with power of substitution and resubstitution, of the undersigned in any and all capacities, solely for the sole purpose of signing the Registration Statement and any amendments thereto on Form S-8 relating to the Alliance Capital Management L.P. Shields/Regent Retention Unit Bonus Plan and filing the same, with exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, hereby ratifying and confirming all that said attorneys-in-fact, or their substitute or substitutes, may do or cause to be done by virtue hereof. /s/ FRANK SAVAGE ------------------------- Frank Savage Dated: January 27, 1994 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the person whose signature appears below hereby revokes all prior powers granted by the undersigned to the extent inconsistent herewith and constitutes and appoints John D. Carifa, David R. Brewer, Jr. and Robert H. Joseph, Jr. and each of them, to act severally as attorneys-in-fact and agents, with power of substitution and resubstitution, of the undersigned in any and all capacities, solely for the sole purpose of signing the Registration Statement and any amendments thereto on Form S-8 relating to the Alliance Capital Management L.P. Shields/Regent Retention Unit Bonus Plan and filing the same, with exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, hereby ratifying and confirming all that said attorneys-in-fact, or their substitute or substitutes, may do or cause to be done by virtue hereof. /s/ PETER G. SMITH ------------------------ Peter G. Smith Dated: January 27, 1994 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the person whose signature appears below hereby revokes all prior powers granted by the undersigned to the extent inconsistent herewith and constitutes and appoints John D. Carifa, David R. Brewer, Jr. and Robert H. Joseph, Jr. and each of them, to act severally as attorneys-in-fact and agents, with power of substitution and resubstitution, of the undersigned in any and all capacities, solely for the sole purpose of signing the Registration Statement and any amendments thereto on Form S-8 relating to the Alliance Capital Management L.P. Shields/Regent Retention Unit Bonus Plan and filing the same, with exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, hereby ratifying and confirming all that said attorneys-in-fact, or their substitute or substitutes, may do or cause to be done by virtue hereof. /s/ REBA WHITE WILLIAMS -------------------------- Reba White Williams Dated: January 27, 1994 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that the person whose signature appears below hereby revokes all prior powers granted by the undersigned to the extent inconsistent herewith and constitutes and appoints John D. Carifa, David R. Brewer, Jr. and Robert H. Joseph, Jr. and each of them, to act severally as attorneys-in-fact and agents, with power of substitution and resubstitution, of the undersigned in any and all capacities, solely for the sole purpose of signing the Registration Statement and any amendments thereto on Form S-8 relating to the Alliance Capital Management L.P. Shields/Regent Retention Unit Bonus Plan and filing the same, with exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, hereby ratifying and confirming all that said attorneys-in-fact, or their substitute or substitutes, may do or cause to be done by virtue hereof. /s/ MADELON DEVOE TALLEY ------------------------ Madelon DeVoe Talley Dated: January 27, 1994