UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C.  20549

 

SCHEDULE 13G

(Rule 13d-102)

 

Information Statement Pursuant to Rules 13d-1 and 13d-2

Under the Securities Exchange Act of 1934

(Amendment No.    )*

 

Emergency Medical Services Corporation

(Name of Issuer)

 

Class A Common Stock

(Title of Class of Securities)

 

29100P102

(CUSIP Number)

 

December 15, 2005

Date of Event Which Requires Filing of the Statement

 

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

o            Rule 13d-1(b)
ý            Rule 13d-1(c)
o            Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

 

Page 1 of 13


 

 

CUSIP NO. 29100P102

13G

Page 2 of 13 Pages

 

 

1.

NAME OF REPORTING PERSON

S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Citadel Limited Partnership

 

 

2.

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

(a)

ý

 

 

 

(b)

o

 

 

3.

SEC USE ONLY

 

 

4.

CITIZENSHIP OR PLACE OF ORGANIZATION
                Illinois limited partnership

 

 

 

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

5.

SOLE VOTING POWER
                0

 

6.

SHARED VOTING POWER
650,000 shares

 

7.

SOLE DISPOSITIVE POWER
                0

 

8.

SHARED DISPOSITIVE POWER
See Row 6 above.

 

 

9.

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
See Row 6 above.

 

 

10.

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

o

 

 

11.

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
Approximately 7.0% as of the date of this filing

 

 

12.

TYPE OF REPORTING PERSON
                PN; HC

 

 

Page 2 of 13


 

 

CUSIP NO. 29100P102

13G

Page 3 of 13 Pages

 

 

1.

NAME OF REPORTING PERSON

S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Citadel Investment Group, L.L.C.

 

 

2.

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

(a)

ý

 

 

 

(b)

o

 

 

3.

SEC USE ONLY

 

 

4.

CITIZENSHIP OR PLACE OF ORGANIZATION
                Delaware limited liability company

 

 

 

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

5.

SOLE VOTING POWER
                0

 

6.

SHARED VOTING POWER
650,000 shares

 

7.

SOLE DISPOSITIVE POWER
                0

 

8.

SHARED DISPOSITIVE POWER
See Row 6 above.

 

 

9.

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
See Row 6 above.

 

 

10.

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

o

 

 

11.

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
Approximately 7.0% as of the date of this filing

 

 

12.

TYPE OF REPORTING PERSON
                OO; HC

 

 

Page 3 of 13


 

 

CUSIP NO. 29100P102

13G

Page 4 of 13 Pages

 

 

1.

NAME OF REPORTING PERSON

S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Kenneth Griffin

 

 

2.

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

(a)

ý

 

 

 

(b)

o

 

 

3.

SEC USE ONLY

 

 

4.

CITIZENSHIP OR PLACE OF ORGANIZATION
                U.S. Citizen

 

 

 

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

5.

SOLE VOTING POWER
                0

 

6.

SHARED VOTING POWER
650,000 shares

 

7.

SOLE DISPOSITIVE POWER
                0

 

8.

SHARED DISPOSITIVE POWER
See Row 6 above.

 

 

9.

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
See Row 6 above.

 

 

10.

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

o

 

 

11.

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
Approximately 7.0% as of the date of this filing

 

 

12.

TYPE OF REPORTING PERSON
                IN; HC

 

 

 

Page 4 of 13


 

 

 

CUSIP NO. 29100P102

13G

Page 5 of 13 Pages

 

 

1.

NAME OF REPORTING PERSON

S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Citadel Wellington LLC

 

 

2.

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

(a)

ý

 

 

 

(b)

o

 

 

3.

SEC USE ONLY

 

 

4.

CITIZENSHIP OR PLACE OF ORGANIZATION
                Delaware limited liability company

 

 

 

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

5.

SOLE VOTING POWER
                0

 

6.

SHARED VOTING POWER
650,000 shares

 

7.

SOLE DISPOSITIVE POWER
                0

 

8.

SHARED DISPOSITIVE POWER
See Row 6 above.

 

 

9.

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
See Row 6 above.

 

 

10.

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

o

 

 

11.

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
Approximately 7.0% as of the date of this filing

 

 

12.

TYPE OF REPORTING PERSON
                OO; HC

 

 

 

Page 5 of 13


 

 

 

CUSIP NO. 29100P102

13G

Page 6 of 13 Pages

 

 

1.

NAME OF REPORTING PERSON

S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Citadel Kensington Global Strategies Fund Ltd.

 

 

2.

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

(a)

ý

 

 

 

(b)

o

 

 

3.

SEC USE ONLY

 

 

4.

CITIZENSHIP OR PLACE OF ORGANIZATION
                Bermuda company

 

 

 

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

5.

SOLE VOTING POWER
                0

 

6.

SHARED VOTING POWER
650,000 shares

 

7.

SOLE DISPOSITIVE POWER
                0

 

8.

SHARED DISPOSITIVE POWER
See Row 6 above.

 

 

9.

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
See Row 6 above.

 

 

10.

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

o

 

 

11.

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
Approximately 7.0% as of the date of this filing

 

 

12.

TYPE OF REPORTING PERSON
                CO; HC

 

 

Page 6 of 13


 

 

 

 

CUSIP NO. 29100P102

13G

Page 7 of 13 Pages

 

 

1.

NAME OF REPORTING PERSON

S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Citadel Equity Fund Ltd.

 

 

2.

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

(a)

ý

 

 

 

(b)

o

 

 

3.

SEC USE ONLY

 

 

4.

CITIZENSHIP OR PLACE OF ORGANIZATION
                Cayman Islands company

 

 

 

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

5.

SOLE VOTING POWER
                0

 

6.

SHARED VOTING POWER
650,000 shares

 

7.

SOLE DISPOSITIVE POWER
                0

 

8.

SHARED DISPOSITIVE POWER
See Row 6 above.

 

 

9.

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
See Row 6 above.

 

 

10.

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

o

 

 

11.

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
Approximately 7.0% as of the date of this filing

 

 

12.

TYPE OF REPORTING PERSON
                CO

 

 

Page 7 of 13


 

 

 

CUSIP NO. 29100P102

13G

Page 8 of 13 Pages

 

 

1.

NAME OF REPORTING PERSON

S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Citadel Credit Products Ltd.

 

 

2.

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

 

 

 

(a)

ý

 

 

 

(b)

o

 

 

3.

SEC USE ONLY

 

 

4.

CITIZENSHIP OR PLACE OF ORGANIZATION
                Cayman Islands company

 

 

 

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

5.

SOLE VOTING POWER
                0

 

6.

SHARED VOTING POWER
650,000 shares

 

7.

SOLE DISPOSITIVE POWER
                0

 

8.

SHARED DISPOSITIVE POWER
See Row 6 above.

 

 

9.

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
See Row 6 above.

 

 

10.

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

o

 

 

11.

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
Approximately 7.0% as of the date of this filing

 

 

12.

TYPE OF REPORTING PERSON
                CO; HC

 

 

Page 8 of 13


 

 

CUSIP NO. 29100P102

13G

Page 9 of 13 Pages

 

Item 1(a)

 

Name of Issuer: EMERGENCY MEDICAL SERVICES CORPORATION

1(b)

 

Address of Issuer’s Principal Executive Offices:

 

 

 

 

 

6200 South Syracuse Way, Suite 200

 

 

Greenwood Village, CO 80111

 

 

 

Item 2(a)

 

Name of Person Filing

Item 2(b)

 

Address of Principal Business Office

Item 2(c)

 

Citizenship

 

 

 

 

 

Citadel Limited Partnership

 

 

131 S. Dearborn Street

 

 

32nd Floor

 

 

Chicago, Illinois 60603

 

 

Illinois limited partnership

 

 

 

 

 

Citadel Investment Group, L.L.C.

 

 

131 S. Dearborn Street

 

 

32nd Floor

 

 

Chicago, Illinois 60603

 

 

Delaware limited liability company

 

 

 

 

 

Kenneth Griffin

 

 

131 S. Dearborn Street

 

 

32nd Floor

 

 

Chicago, Illinois 60603

 

 

U.S. Citizen

 

 

 

 

 

Citadel Wellington LLC

 

 

c/o Citadel Investment Group, L.L.C.

 

 

131 S. Dearborn Street

 

 

32nd Floor

 

 

Chicago, Illinois 60603

 

 

Delaware limited liability company

 

Page 9 of 13


 

CUSIP NO. 29100P102

13G

Page 10 of 13 Pages

 

 

 

Citadel Kensington Global Strategies Fund Ltd.

 

 

c/o Citadel Investment Group, L.L.C.

 

 

131 S. Dearborn Street

 

 

32nd Floor

 

 

Chicago, Illinois 60603

 

 

Bermuda company

 

 

 

 

 

Citadel Equity Fund Ltd.

 

 

c/o Citadel Investment Group, L.L.C.

 

 

131 S. Dearborn Street

 

 

32nd Floor

 

 

Chicago, Illinois 60603

 

 

Cayman Islands company

 

 

 

 

 

Citadel Credit Products Ltd.

 

 

c/o Citadel Investment Group, L.L.C.

 

 

131 S. Dearborn Street

 

 

32nd Floor

 

 

Chicago, Illinois 60603

 

 

Cayman Islands company

 

 

Citadel Kensington Global Strategies Fund Ltd.

 

          2(d)               Title of Class of Securities:

Class A Common Stock, par value $0.01 per share

          2(e)               CUSIP Number:      29100P102

Item 3                     If this statement is filed pursuant to Rules 13d-1(b), or 13d-2(b) or (c), check whether the person filing is a:

(a)

 

o

 

Broker or dealer registered under Section 15 of the Exchange Act;

 

 

 

 

 

(b)

 

o

 

Bank as defined in Section 3(a)(6) of the Exchange Act;

 

 

 

 

 

(c)

 

o

 

Insurance company as defined in Section 3(a)(19) of the Exchange Act;

 

 

 

 

 

(d)

 

o

 

Investment company registered under Section 8 of the Investment Company Act;

 

 

 

 

 

(e)

 

o

 

An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E);

 

 

 

 

 

(f)

 

o

 

An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F);

 

Page 10 of 13


 

 

CUSIP NO. 29100P102

13G

Page 11 of 13 Pages

 

 

 

 

 

 

(g)

 

o

 

A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G);

 

 

 

 

 

(h)

 

o

 

A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act;

 

 

 

 

 

(i)

 

o

 

A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act;

 

 

 

 

 

(j)

 

o

 

Group, in accordance with Rule 13d-1(b)(1)(ii)(J).

 

If this statement is filed pursuant to Rule 13d-1(c), check this box.:                     ý

Item 4                                                                Ownership:

CITADEL LIMITED PARTNERSHIP
CITADEL INVESTMENT GROUP, L.L.C.
KENNETH GRIFFIN
CITADEL WELLINGTON LLC
CITADEL KENSINGTON GLOBAL STRATEGIES FUND LTD.
CITADEL EQUITY FUND LTD.

CITADEL CREDIT PRODUCTS LTD.

 

(a)                                  Amount beneficially owned:

650,000 shares

(b)                                 Percent of Class:

Approximately 7.0% as of the date of this filing

(c)                                  Number of shares as to which such person has:

(i)                                     sole power to vote or to direct the vote:

                                                                                                0

(ii)                                  shared power to vote or to direct the vote:

                                                See Item 4(a) above.

(iii)                               sole power to dispose or to direct the disposition of:

                                                                                                0

(iv)                              shared power to dispose or to direct the disposition of:

 

Page 11 of 13


 

 

CUSIP NO. 29100P102

13G

Page 12 of 13 Pages

 

                                                See Item 4(a) above.

Item 5                                                      Ownership of Five Percent or Less of a Class:

Not Applicable.

 

Item 6                                                      Ownership of More than Five Percent on Behalf of Another Person:

 

Not Applicable.

 

Item 7                                                      Identification and Classification of the Subsidiary which Acquired the Security Being Reported on by the Parent Holding Company:

 

See Item 2 above.

 

Item 8                                                      Identification and Classification of Members of the Group:

 

Not Applicable.

 

Item 9                                                      Notice of Dissolution of Group:

 

Not Applicable.

 

Item 10                                                Certification:

 

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

* Mathew B. Hinerfeld is signing on behalf of Kenneth Griffin as attorney-in-fact pursuant to a power of attorney previously filed with the Securities and Exchange Commission on February 4, 2005, and hereby incorporated by reference herein.  The power of attorney was filed as an attachment to a filing by Citadel Limited Partnership on Schedule 13G/A for Komag, Incorporated.

 

Page 12 of 13


 

CUSIP NO. 29100P102

13G

Page 13 of 13 Pages

 

After reasonable inquiry and to the best of its knowledge and belief, the undersigned certify that the information set forth in this statement is true, complete and correct.

Dated this 23rd day of December, 2005

 

KENNETH GRIFFIN

 

CITADEL KENSINGTON GLOBAL STRATEGIES FUND LTD.

 

 

 

 

 

By:

/s/ Matthew B. Hinerfeld

 

By:

Citadel Limited Partnership, its Portfolio Manager

 

Matthew B. Hinerfeld, attorney-in-fact*

 

 

 

 

 

 

By:

Citadel Investment Group, L.L.C., its General Partner

CITADEL INVESTMENT GROUP, L.L.C.

 

 

 

 

 

 

By:

/s/ Matthew B. Hinerfeld

By:

/s/ Matthew B. Hinerfeld

 

 

Matthew B. Hinerfeld, Managing Director and

 

Matthew B. Hinerfeld, Managing Director and Deputy General Counsel

 

 

Deputy General Counsel

 

 

 

CITADEL EQUITY FUND LTD.

CITADEL LIMITED PARTNERSHIP

 

 

 

 

 

 

By:

Citadel Limited Partnership, its Portfolio Manager

By:

Citadel Investment Group, L.L.C., its General Partner

 

 

 

 

 

 

By:

Citadel Investment Group, L.L.C., its General Partner

By:

/s/ Matthew B. Hinerfeld

 

 

 

 

Matthew B. Hinerfeld, Managing Director and

 

By:

/s/ Matthew B. Hinerfeld

 

Deputy General Counsel

 

 

Matthew B. Hinerfeld, Managing Director and Deputy General Counsel

CITADEL WELLINGTON LLC

 

 

 

 

 

 

CITADEL CREDIT PRODUCTS LTD.

By:

Citadel Limited Partnership, its Managing Member

 

 

 

 

 

 

By:

Citadel Limited Partnership, its Portfolio Manager

By:

Citadel Investment Group, L.L.C., its General Partner

 

 

 

 

 

 

By:

Citadel Investment Group, L.L.C., its General Partner

By:

/s/ Matthew B. Hinerfeld

 

 

 

 

Matthew B. Hinerfeld, Managing Director and

 

By:

/s/ Matthew B. Hinerfeld

 

Deputy General Counsel

 

 

Matthew B. Hinerfeld, Managing Director and Deputy General Counsel

 

 

Page 13 of 13