Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
Dell Richard F
  2. Issuer Name and Ticker or Trading Symbol
INTER TEL (DELAWARE), INC [INTL]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Vice President, Sales
(Last)
(First)
(Middle)
C/O INTER-TEL (DELAWARE), INCORPORATED, 1615 SOUTH 52ND STREET
3. Date of Earliest Transaction (Month/Day/Year)
08/16/2007
(Street)

TEMPE, AZ 85281
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 08/16/2007   M   400 A $ 14.5625 400 D  
Common Stock 08/16/2007   M   2,700 A $ 20 3,100 D  
Common Stock 08/16/2007   M   2,250 A $ 12.875 5,350 D  
Common Stock 08/16/2007   M   1,000 A $ 9.0313 6,350 D  
Common Stock 08/16/2007   M   4,000 A $ 9.89 10,350 D  
Common Stock 08/16/2007   M   3,200 A $ 19.16 13,550 D  
Common Stock 08/16/2007   M   4,000 A $ 13.57 17,550 D  
Common Stock 08/16/2007   M   10,000 A $ 23.41 27,550 D  
Common Stock 08/16/2007   M   10,000 A $ 19.13 37,550 D  
Common Stock 08/16/2007   M   1,000 A $ 0 38,550 D  
Common Stock 08/16/2007   M   7,500 A $ 23.44 46,050 D  
Common Stock 08/16/2007   M   2,000 A $ 0 48,050 D  
Common Stock 08/16/2007   M   9,000 A $ 23.86 57,050 D  
Common Stock 08/16/2007   S   57,050 D $ 25.6 0 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option $ 14.5625 08/16/2007   M     400 04/26/2000 04/26/2009(1) Common Stock 400 $ 14.5625 56,650 D  
Stock Option $ 20 08/16/2007   M     2,700 04/27/2001 04/27/2010(1) Common Stock 2,700 $ 20 53,950 D  
Stock Option $ 12.875 08/16/2007   M     2,250 08/08/2001 08/08/2010(1) Common Stock 2,250 $ 12.875 51,700 D  
Stock Option $ 9.0313 08/16/2007   M     1,000 03/09/2002 03/09/2011(1) Common Stock 1,000 $ 9.0313 50,700 D  
Stock Option $ 9.89 08/16/2007   M     4,000 04/30/2002 04/30/2011(1) Common Stock 4,000 $ 9.89 46,700 D  
Stock Option $ 19.16 08/16/2007   M     3,200 04/23/2003 04/23/2012(1) Common Stock 3,200 $ 19.16 43,500 D  
Stock Option $ 13.57 08/16/2007   M     4,000 04/14/2004(2) 04/14/2013(2) Common Stock 4,000 $ 13.57 39,500 D  
Stock Option $ 23.41 08/16/2007   M     10,000 05/03/2005 10/19/2014(1) Common Stock 10,000 $ 23.41 29,500 D  
Stock Option $ 19.13 08/16/2007   M     10,000 05/03/2006(2) 05/03/2015(2) Common Stock 10,000 $ 19.13 19,500 D  
Performance Share $ 0 08/16/2007   M     1,000 04/27/2008(2) 04/27/2009(2) Common Stock 1,000 $ 0 18,500 D  
Stock Option $ 23.44 08/16/2007   M     7,500 04/27/2007(2) 04/27/2016(2) Common Stock 7,500 $ 23.44 11,000 D  
Performance Share $ 0 08/16/2007   M     2,000 04/30/2009(2) 04/30/2010(2) Common Stock 2,000 $ 0 9,000 D  
Stock Option $ 23.86 08/16/2007   M     9,000 02/22/2008(2) 02/22/2017(2) Common Stock 9,000 $ 23.86 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Dell Richard F
C/O INTER-TEL (DELAWARE), INCORPORATED
1615 SOUTH 52ND STREET
TEMPE, AZ 85281
      Vice President, Sales  

Signatures

 Kurt R. Kneip   08/20/2007
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The original expiration date is superceded in whole or in part by this date (08/16/07) as a result of the merger of Inter-Tel with Mitel effective on that date.
(2) The original date exercisable and expiration date are superceded in whole or in part by this date (08/16/07) as a result of the merger of Inter-Tel with Mitel effective on that date.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.