Exhibit 10.10

THIRD AMENDMENT TO OFFICE LEASE

THIS THIRD AMENDMENT TO OFFICE LEASE (“Third Amendment”) is made and entered
into as of this 1st day of May, 2018 (the “Effective Date”), by and between
FIRST INTERNET BANCORP, an Indiana corporation (the “Landlord”) and FIRST
INTERNET BANK OF INDIANA, an Indiana state chartered bank (the “Tenant”).

WITNESSETH:

WHEREAS, Landlord and Tenant entered into that certain Office Lease dated as of
March 6, 2013 (the “Initial Lease”), pursuant to which Tenant leased
approximately 15,254 square feet of space on the third floor (the “Initial
Premises”) in the building located at 11201 USA Parkway, Fishers, Indiana (the
“Building”), as more particularly set forth in the Initial Lease; and

WHEREAS, Landlord and Tenant entered into the First Amendment to Lease as of
July 1, 2015 (together with the Initial Lease, the “Lease”), pursuant to which
Tenant expanded the Initial Premises by adding an additional 19,364 square feet
(together with the Initial Premises, the “Premises”; and

WHEREAS, Landlord and Tenant entered into the Second Amendment to Lease as of
July 1, 2016, pursuant to which Tenant further expanded the Premises by adding
an additional 15,332 square feet on the second floor of the Building together
with the “Premises”, (the “Completed Premises”). This Second Amendment together
with the Initial Lease and the First Amendment are hereinafter referred to as
(the “Modified Lease”); and

WHEREAS, Landlord and Tenant presently desire to further amend the Modified
Lease in the manner provided in this Third Amendment.

NOW THEREFORE, for and in consideration of the covenants and agreements
hereinafter set forth, and other good and valuable consideration, the receipt
and sufficiency of which is hereby acknowledged, the Modified Lease shall be and
is hereby amended as follows:

1.
Term

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Exhibit 10.10

The Expiration Date of the Initial Lease is hereby extended to May 31, 2021.

2.
Rent

The Minimum Rent Schedule as outlined in Schedule 1 of the Lease is revised as
follows:

Rent Period
Monthly Rent
Annual Rent
June 1, 2018 through May 31, 2021
$80,095.75
$961,149.00

3.
Ratification

Except as revised herein, the Lease is hereby ratified, reaffirmed and unchanged
in all other respects.

IN WITNESS WHEREOF, the parties have executed this Third Amendment as of the
date first above written.

LANDLORD:

FIRST INTERNET BANCORP

By:    _________________________
David Becker
Chief Executive Officer    

TENANT:

FIRST INTERNET BANK OF INDIANA

By:    _________________________

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Exhibit 10.10

C. Charles Perfetti
Senior Vice President