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10-Q - FORM 10-Q - PARK OHIO HOLDINGS CORPl39631e10vq.htm
EX-4 - EX-4 - PARK OHIO HOLDINGS CORPl39631exv4.htm
EX-32 - EX-32 - PARK OHIO HOLDINGS CORPl39631exv32.htm
EX-31.1 - EX-31.1 - PARK OHIO HOLDINGS CORPl39631exv31w1.htm
EX-31.2 - EX-31.2 - PARK OHIO HOLDINGS CORPl39631exv31w2.htm
 
EXHIBIT 15
 
EXHIBIT (15) LETTER RE: UNAUDITED INTERIM FINANCIAL INFORMATION
 
Board of Directors and Shareholders
Park-Ohio Holdings Corp.
 
We are aware of the incorporation by reference in the following Registration Statements of Park-Ohio Holdings Corp for the registration of its common stock of our report dated May 10, 2010 relating to the unaudited consolidated interim financial statements of Park-Ohio Holdings Corp. that is included in its Form 10-Q for the quarter ended March 31, 2010.
 
             
        Shares
 
Registration Statement   Description   Registered  
 
Form S-8 (333-01047)
  Individual Account Retirement Plan     1,500,000  
Form S-8 (333-58161)
  Park-Ohio Holdings Corp. Amended and Restated 1998 Long-Term Incentive Plan     550,000  
Form S-8 (333-110536)
  Park-Ohio Holdings Corp. Amended and Restated 1998 Long-Term Incentive Plan     1,100,000  
Form S-8 (333-137540)
  Park-Ohio Holdings Corp. Amended and Restated 1998 Long-Term Incentive Plan     1,000,000  
Form S-8 (333-161474)
  Park-Ohio Holdings Corp. Amended and Restated 1998 Long-Term Incentive Plan     450,000  
Form S-3 (333-161475)
  Registration of $100 million of Park-Ohio Holdings Corp.’s shares of common stock and debt securities        
 
/s/  Ernst & Young LLP
 
Cleveland, Ohio
May 10, 2010


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