Exhibit 107

Calculation of Filing Fee Tables

Form S-3

(Form Type)

Arthur J. Gallagher & Co. (Registrant)

(Exact Name of Registrant as Specified in its Charter)

Table 1: Newly Registered and Carry Forward Securities

Security Type

Security Class Title

Fee Calculation or Carry Forward Rule

Amount Registered

Proposed Maximum Offering Price Per Unit

Maximum Aggregate Offering Price

Fee Rate

Amount of Registration Fee

Carry Forward Form Type

Carry Forward File Number

Carry Forward Initial effective date

Filing Fee Previously Paid In Connection with Unsold Securities to be Carried Forward

Newly Registered Securities

Equity

Common stock, par value $1.00 per share

Rule 456(b) and Rule 457(r) (2)

(2)

(2)

(2)

(1)

(1)

Equity

Preferred stock, no par value

Rule 456(b) and Rule 457(r) (2)

(2)

(2)

(2)

(1)

(1)

Debt

Debt Securities

Rule 456(b) and Rule 457(r) (2)

(2)

(2)

(2)

(1)

(1)

Other

Depositary Shares (3)

Rule 456(b) and Rule 457(r) (2)

(2)

(2)

(2)

(1)

(1)

Other

Warrants

Rule 456(b) and Rule 457(r) (2)

(2)

(2)

(2)

(1)

(1)

Other

Purchase Contracts

Rule 456(b) and Rule 457(r) (2)

(2)

(2)

(2)

(1)

(1)

Other

Guarantees

Rule 456(b) and Rule 457(r) (2)

(2)

(2)

(2)

(1)

(1)

Other

Units

Rule 456(b) and Rule 457(r) (2)

(2)

(2)

(2)

(1)

(1)

Fees Previously Paid

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

Carry Forward Securities

Carry Forward Securities

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

Total Offering Amounts

N/A

N/A

Total Fees Previously Paid

N/A

Total Fee Offsets

N/A

Net Fee Due

N/A

(1) The Registrant is deferring payment of the registration fee pursuant to Rule 456(b) under the Securities Act of 1933, as amended (the “Securities Act”) and is excluding this information in reliance on Rule 456(b) and Rule 457(r) under the Securities Act. Any additional registration fees will be paid subsequently on a pay-as-you-go basis.

(2) An indeterminate aggregate initial offering price or number of securities of each identified class is being registered as may from time to time be offered at indeterminate prices.

(3) Each depositary share will be issued under a deposit agreement and will be evidenced by a depositary receipt.