EXHIBIT 24
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that the undersigned, in his or her capacity or
capacities as an officer or director or both of Laboratory Corporation of
America Holdings does hereby constitute and appoint Bradford T. Smith, the true
and lawful attorney and agent of the undersigned, each with power of
substitution, to do any and all acts and things for and on behalf of the
undersigned and in the name of the undersigned and in the capacity or
capacities of the undersigned as aforesaid and to execute any and all
instruments for and on behalf of the undersigned and in the name of the
undersigned, which said attorneys and agents, or either of them, may deem
necessary or advisable to enable said corporation to comply with the Securities
Act of 1933, as amended, and any rules, regulations, and requirements of the
Securities and Exchange Commission, in connection with this Registration
Statement, including specifically but without limitation, power and authority
to sign for the undersigned in the capacities indicated below, any and all
amendments (including post-effective amendments) hereto; and the undersigned
does hereby ratify and confirm all that the said attorneys and agents, or their
substitute or substitutes, or either of them, shall do or cause to be done by
virtue hereof.
IN WITNESS WHEREOF, the undersigned has executed this power of
attorney this 30th day of May 2000.
/s/ Thomas P. Mac Mahon
-----------------------
THOMAS P. MAC MAHON
20
<PAGE>
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that the undersigned, in his or her capacity or
capacities as an officer or director or both of Laboratory Corporation of
America Holdings does hereby constitute and appoint Bradford T. Smith, the true
and lawful attorney and agent of the undersigned, each with power of
substitution, to do any and all acts and things for and on behalf of the
undersigned and in the name of the undersigned and in the capacity or
capacities of the undersigned as aforesaid and to execute any and all
instruments for and on behalf of the undersigned and in the name of the
undersigned, which said attorneys and agents, or either of them, may deem
necessary or advisable to enable said corporation to comply with the Securities
Act of 1933, as amended, and any rules, regulations, and requirements of the
Securities and Exchange Commission, in connection with this Registration
Statement, including specifically but without limitation, power and authority
to sign for the undersigned in the capacities indicated below, any and all
amendments (including post-effective amendments) hereto; and the undersigned
does hereby ratify and confirm all that the said attorneys and agents, or their
substitute or substitutes, or either of them, shall do or cause to be done by
virtue hereof.
IN WITNESS WHEREOF, the undersigned has executed this power of
attorney this 30th day of May 2000.
/s/ Wesley R. Elingburg
-----------------------
WESLEY R. ELINGBURG
21
<PAGE>
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that the undersigned, in his or her capacity or
capacities as an officer or director or both of Laboratory Corporation of
America Holdings does hereby constitute and appoint Bradford T. Smith, the true
and lawful attorney and agent of the undersigned, each with power of
substitution, to do any and all acts and things for and on behalf of the
undersigned and in the name of the undersigned and in the capacity or
capacities of the undersigned as aforesaid and to execute any and all
instruments for and on behalf of the undersigned and in the name of the
undersigned, which said attorneys and agents, or either of them, may deem
necessary or advisable to enable said corporation to comply with the Securities
Act of 1933, as amended, and any rules, regulations, and requirements of the
Securities and Exchange Commission, in connection with this Registration
Statement, including specifically but without limitation, power and authority
to sign for the undersigned in the capacities indicated below, any and all
amendments (including post-effective amendments) hereto; and the undersigned
does hereby ratify and confirm all that the said attorneys and agents, or their
substitute or substitutes, or either of them, shall do or cause to be done by
virtue hereof.
IN WITNESS WHEREOF, the undersigned has executed this power of
attorney this 30th day of May 2000.
/s/ Jean-Luc Belingard
----------------------
JEAN-LUC BELINGARD
22
<PAGE>
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that the undersigned, in his or her capacity or
capacities as an officer or director or both of Laboratory Corporation of
America Holdings does hereby constitute and appoint Bradford T. Smith, the true
and lawful attorney and agent of the undersigned, each with power of
substitution, to do any and all acts and things for and on behalf of the
undersigned and in the name of the undersigned and in the capacity or
capacities of the undersigned as aforesaid and to execute any and all
instruments for and on behalf of the undersigned and in the name of the
undersigned, which said attorneys and agents, or either of them, may deem
necessary or advisable to enable said corporation to comply with the Securities
Act of 1933, as amended, and any rules, regulations, and requirements of the
Securities and Exchange Commission, in connection with this Registration
Statement, including specifically but without limitation, power and authority
to sign for the undersigned in the capacities indicated below, any and all
amendments (including post-effective amendments) hereto; and the undersigned
does hereby ratify and confirm all that the said attorneys and agents, or their
substitute or substitutes, or either of them, shall do or cause to be done by
virtue hereof.
IN WITNESS WHEREOF, the undersigned has executed this power of
attorney this 30th day of May 2000.
/s/ Wendy E. Lane
-----------------
WENDY E. LANE
23
<PAGE>
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that the undersigned, in his or her capacity or
capacities as an officer or director or both of Laboratory Corporation of
America Holdings does hereby constitute and appoint Bradford T. Smith, the true
and lawful attorney and agent of the undersigned, each with power of
substitution, to do any and all acts and things for and on behalf of the
undersigned and in the name of the undersigned and in the capacity or
capacities of the undersigned as aforesaid and to execute any and all
instruments for and on behalf of the undersigned and in the name of the
undersigned, which said attorneys and agents, or either of them, may deem
necessary or advisable to enable said corporation to comply with the Securities
Act of 1933, as amended, and any rules, regulations, and requirements of the
Securities and Exchange Commission, in connection with this Registration
Statement, including specifically but without limitation, power and authority
to sign for the undersigned in the capacities indicated below, any and all
amendments (including post-effective amendments) hereto; and the undersigned
does hereby ratify and confirm all that the said attorneys and agents, or their
substitute or substitutes, or either of them, shall do or cause to be done by
virtue hereof.
IN WITNESS WHEREOF, the undersigned has executed this power of
attorney this 30th day of May 2000.
/s/ Robert E. Mittelstaedt, Jr.
-------------------------------
ROBERT E. MITTELSTAEDT, JR.
24
<PAGE>
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that the undersigned, in his or her capacity or
capacities as an officer or director or both of Laboratory Corporation of
America Holdings does hereby constitute and appoint Bradford T. Smith, the true
and lawful attorney and agent of the undersigned, each with power of
substitution, to do any and all acts and things for and on behalf of the
undersigned and in the name of the undersigned and in the capacity or
capacities of the undersigned as aforesaid and to execute any and all
instruments for and on behalf of the undersigned and in the name of the
undersigned, which said attorneys and agents, or either of them, may deem
necessary or advisable to enable said corporation to comply with the Securities
Act of 1933, as amended, and any rules, regulations, and requirements of the
Securities and Exchange Commission, in connection with this Registration
Statement, including specifically but without limitation, power and authority
to sign for the undersigned in the capacities indicated below, any and all
amendments (including post-effective amendments) hereto; and the undersigned
does hereby ratify and confirm all that the said attorneys and agents, or their
substitute or substitutes, or either of them, shall do or cause to be done by
virtue hereof.
IN WITNESS WHEREOF, the undersigned has executed this power of
attorney this 30th day of May 2000.
/s/ James B. Powell, M.D.
-------------------------
JAMES B. POWELL, M.D.
25
<PAGE>
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that the undersigned, in his or her capacity or
capacities as an officer or director or both of Laboratory Corporation of
America Holdings does hereby constitute and appoint Bradford T. Smith, the true
and lawful attorney and agent of the undersigned, each with power of
substitution, to do any and all acts and things for and on behalf of the
undersigned and in the name of the undersigned and in the capacity or
capacities of the undersigned as aforesaid and to execute any and all
instruments for and on behalf of the undersigned and in the name of the
undersigned, which said attorneys and agents, or either of them, may deem
necessary or advisable to enable said corporation to comply with the Securities
Act of 1933, as amended, and any rules, regulations, and requirements of the
Securities and Exchange Commission, in connection with this Registration
Statement, including specifically but without limitation, power and authority
to sign for the undersigned in the capacities indicated below, any and all
amendments (including post-effective amendments) hereto; and the undersigned
does hereby ratify and confirm all that the said attorneys and agents, or their
substitute or substitutes, or either of them, shall do or cause to be done by
virtue hereof.
IN WITNESS WHEREOF, the undersigned has executed this power of
attorney this 30th day of May 2000.
/s/ David B. Skinner, M.D.
--------------------------
DAVID B. SKINNER, M.D.
26
<PAGE>
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that the undersigned, in his or her capacity or
capacities as an officer or director or both of Laboratory Corporation of
America Holdings does hereby constitute and appoint Bradford T. Smith, the true
and lawful attorney and agent of the undersigned, each with power of
substitution, to do any and all acts and things for and on behalf of the
undersigned and in the name of the undersigned and in the capacity or
capacities of the undersigned as aforesaid and to execute any and all
instruments for and on behalf of the undersigned and in the name of the
undersigned, which said attorneys and agents, or either of them, may deem
necessary or advisable to enable said corporation to comply with the Securities
Act of 1933, as amended, and any rules, regulations, and requirements of the
Securities and Exchange Commission, in connection with this Registration
Statement, including specifically but without limitation, power and authority
to sign for the undersigned in the capacities indicated below, any and all
amendments (including post-effective amendments) hereto; and the undersigned
does hereby ratify and confirm all that the said attorneys and agents, or their
substitute or substitutes, or either of them, shall do or cause to be done by
virtue hereof.
IN WITNESS WHEREOF, the undersigned has executed this power of
attorney this 30th day of May 2000.
/s/ Andrew G. Wallace, M.D.
---------------------------
ANDREW G. WALLACE, M.D.
27
