UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549


SCHEDULE 13G
Under the Securities Exchange Act of 1934



Amendment No.: 3*


Name of Issuer: EMCOR Group, Inc. 


Title of Class of Securities: Common Stock


CUSIP Number: 29084Q10-0


Date of Event Which Requires Filing of this Statement: 6/30/2005

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

[X] Rule 13d-1(b)
[ ] Rule 13d-1(c)
[ ] 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 the 
disclosures provided in a prior cover page.

The information required in 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).




CUSIP No.: 29084Q100					 

1.  NAME OF REPORTING PERSON
    S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
    Mac-Per-Wolf Company
    EIN #36-3099763

2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
    a.   ___
    b.   _X_

3.  SEC USE ONLY

4.  CITIZENSHIP OR PLACE OF ORGANIZATION
         Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH:

   5.    SOLE VOTING POWER
         627,477  

   6.    SHARED VOTING POWER
         -0- 
    
   7.    SOLE DISPOSITIVE POWER
         627,477

   8.    SHARED DISPOSITIVE POWER
         -0-  

9.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    627,477

10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
    N/A
    
11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    4.0%

12. TYPE OF REPORTING PERSON
    HC
    




CUSIP No.:  29084Q100					

1.  NAME OF REPORTING PERSON
    S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
    Janus Small Cap Value Fund
    36-3344166

2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
    a.   ___
    b.   _X_

3.  SEC USE ONLY

4.  CITIZENSHIP OR PLACE OF ORGANIZATION
         Massachusetts

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH:

   5.    SOLE VOTING POWER
         404,000

   6.    SHARED VOTING POWER
         -0-  

   7.    SOLE DISPOSITIVE POWER
         404,000

   8.    SHARED DISPOSITIVE POWER
         -0-  

9.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    404,000

10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
    N/A

11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    2.6%

12. TYPE OF REPORTING PERSON
    IV





	
Item 1.
  (a). Name of Issuer: EMCOR Group, Inc. ("EMCOR")
  
  (b). Address of Issuer's Principal Executive Offices:

       301 Merritt Seven Corporate Park
       Norwalk, Connecticut  06851

Item 2.
  (a).-(c).  Name, Principal Business Address, and Citizenship of Persons
             Filing:

         (1)  Mac-Per-Wolf Company
              310 S. Michigan Ave., Suite 2600
              Chicago, IL  60604
              Citizenship:  Delaware        

       (2)   Janus Small Cap Value Fund
             151 Detroit Street
             Denver, Colorado 80206
             Citizenship:  Massachusetts
         
         
  (d). Title of Class of Securities: Common Stock 

  (e). CUSIP Number:  29084Q100

Item 3.  

This statement is filed pursuant to Rule 13d-1 (b) and the person filing, Mac-
Per-Wolf Company, is a parent holding company in accordance with 240.13d-
1(b)(1)(ii)(G). See Item 7 for additional information. 

Janus Small Cap Value Fund is an Investment Company registered under Section 8 
of the Investment Company Act of 1940.

Item 4. Ownership

The information in items 1 and 5 through 11 on the cover page(s) on Schedule 13G
is hereby incorporated by reference.

Perkins, Wolf, McDonnell and Company, LLC furnishes investment advice to various
investment companies registered under Section 8 of the Investment Company Act of
1940 and to individual and institutional clients (collectively referred to 
herein as "Managed Portfolios").  

Janus Small Cap Value Fund is an investment company registered under the 
Investment Company Act of 1940 and is one of the Managed Portfolios to which 
Perkins, Wolf, McDonnell and Company, LLC provides investment advice.



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

This statement is being filed to report the fact that the reporting persons have
ceased to be the beneficial owners of more than five percent of the class of 
securities.

These shares were acquired in the ordinary course of business, and not with the
purpose of changing or influencing control of the Issuer.

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

The reporting person, Mac-Per-Wolf Company, is filing on behalf of its two 
subsidiaries: 

1)	PWMCO, LLC is a wholly-owned subsidiary of Mac-Per-Wolf Company and is 
both a broker dealer registered under Section 15 of the Act and an investment 
adviser registered under Section 203 of the Investment Advisers Act of 1940

2)	Perkins, Wolf, McDonnell and Company, LLC is a subsidiary of Mac-Per-Wolf 
Company, and is an investment adviser registered under Section 203 of the 
Investment Advisers Act of 1940       

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 acquired in the ordinary course of business 
and were not acquired for the purpose of and do not have the effect of changing
or influencing the control of the issuer of such securities and were not 
acquired in connection with or as a participant in any transaction having such 
purposes or effect.





SIGNATURES

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

Mac-Per-Wolf Company

By  /s/  Gregory E. Wolf                       7/11/2005 
  Gregory E. Wolf,                               Date
    Treasurer

JANUS SMALL CAP VALUE FUND

By  /s/  Bonnie M. Howe                       7/11/2005 
  Bonnie M. Howe,                                Date
    Vice President & Assistant General Counsel





EXHIBIT A
JOINT FILING AGREEMENT

In accordance with Rule 13d-1(f) under the Securities Exchange Act of 1934, the 
persons named below agree to the joint filing on behalf of each of them of a 
Statement on Schedule 13G (including amendments thereto) with respect to the 
Common Stock of EMCOR Group, Inc. and further agree that this Joint Filing 
Agreement be included as an Exhibit to such joint filings.  In evidence thereof,
the undersigned hereby execute this Agreement as of the 11th day of July, 2005.

            Mac-Per-Wolf Company

            By  /s/  Gregory E. Wolf            
               Treasurer

            JANUS SMALL CAP VALUE FUND

            By  /s/  Bonnie M. Howe            
               Bonnie M. Howe, Vice President & Assistant General Counsel