UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

(Rule 13d-102)

x

Rule 13d-1(b)

o

Rule 13d-1(c)

o

Rule 13d-1(d)

CUSIP No. 422806208

1.

Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only)
Susquehanna Capital Group(1)

2.

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)

o

(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
606,900*

6.

Shared Voting Power
1,196,029*

7.

Sole Dispositive Power
606,900*

8.

Shared Dispositive Power
1,196,029*

9.

Aggregate Amount Beneficially Owned by Each Reporting Person
1,196,029*

10.

Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  o

11.

Percent of Class Represented by Amount in Row (9)
7.9%**

12.

Type of Reporting Person (See Instructions)
BD, PN

CUSIP No. 422806208

1.

Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only)
SIG Specialists, Inc.

2.

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)

o

(b)

x

3.

SEC Use Only

4.

Citizenship or Place of Organization
Pennsylvania

Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With

5.

Sole Voting Power
592,452*

6.

Shared Voting Power
1,196,029*

7.

Sole Dispositive Power
592,452*

8.

Shared Dispositive Power
1,196,029*

9.

Aggregate Amount Beneficially Owned by Each Reporting Person
1,196,029*

10.

Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  o

11.

Percent of Class Represented by Amount in Row (9)
7.9%**

12.

Type of Reporting Person (See Instructions)
BD, CO

Item 1.

(a)

Name of Issuer
Heico Corp.  (the “Company”)

(b)

Address of Issuer’s Principal Executive Offices
3000 Taft Street

Hollywood, FL 33021

Item 2.

(a)

Name of Person Filing
(1) Susquehanna Capital Group (a “Reporting Person”)

(2) SIG Specialists, Inc. (a “Reporting Person”)

(b)

Address of Principal Business Office or, if none, Residence
(1) 401 City Avenue, Suite 220, Bala Cynwyd, PA 19004

(2) 401 City Avenue, Suite 220, Bala Cynwyd, PA 19004

(c)

Citizenship
(1) Delaware

(2) Pennsylvania

(d)

Title of Class of Securities
Class A Common Stock, $.01 par value per share, of the Company (“Common Stock”)

(e)

CUSIP Number

Item 3.

If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

(a)

x

Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).
SIG Specialists, Inc.

Susquehanna Capital Group

(b)

o

Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c)

o

Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d)

o

Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8).

(e)

o

An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);

(f)

o

An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);

(g)

o

A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h)

o

A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(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 of 1940 (15 U.S.C. 80a-3);

(j)

o

Group, in accordance with §240.13d-1(b)(1)(ii)(J).

Item 4.

Ownership

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

(1)

Susquehanna Capital Group

(a)

Amount beneficially owned:

1,196,029

(b)

Percent of class:

7.9%

(c)

Number of shares as to which the person has:

(i)

Sole power to vote or to direct the vote

606,900

(ii)

Shared power to vote or to direct the vote

1,196,029

(iii)

Sole power to dispose or to direct the disposition of

606,900

(iv)

Shared power to dispose or to direct the disposition of

1,196,029

(2)

SIG Specialists, Inc.

(a)

Amount beneficially owned:

1,196,029

(b)

Percent of class:

7.9%

(c)

Number of shares as to which the person has:

(i)

Sole power to vote or to direct the vote

592,452

(ii)

Shared power to vote or to direct the vote

1,196,029

(iii)

Sole power to dispose or to direct the disposition of

592,452

(iv)

Shared power to dispose or to direct the disposition of

1,196,029*

Item 5.

Ownership of Five Percent or Less of a Class

If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following   o.

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 or Control Person

Not applicable

Item 8.

Identification and Classification of Members of the Group

Susquehanna Capital Group, BD, PN

SIG Specialists, Inc. BD, CO

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 and are held in the ordinary course of business and 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.

Date:

February 6, 2007

Susquehanna Capital Group

By: Susquehanna International Group, LLP, its general
partner

By:

/s/ Todd Silverberg

Todd Silverberg, General Counsel

SIG Specialists, Inc.

By:

/s/ Todd Silverberg

Todd Silverberg, General Counsel

EXHIBIT

DESCRIPTION

A

Joint Filing Agreement, dated February 6, 2007, pursuant to Rule 13d-1(k) between Susquehanna Capital Group and SIG Specialists, Inc.

Date:  February  6, 2007

Susquehanna Capital Group

By: Susquehanna International Group

By:

/s/ Todd Silverberg

Todd Silverberg, General Counsel

Date:  February  6, 2007

SIG Specialists, Inc.

By:

/s/ Todd Silverberg

Todd Silverberg General Counsel