Exhibit 10.20

AMENDMENT TO LEASE AGREEMENT

CONFIDENTIAL TREATMENT HAS BEEN REQUESTED FOR THE REDACTED PORTIONS OF THIS
AGREEMENT, WHICH ARE DENOTED BY ***. A COMPLETE COPY OF THIS AGREEMENT,
INCLUDING THE REDACTED PORTIONS, HAS BEEN FILED SEPARATELY WITH THE SECURITIES
AND EXCHANGE COMMISSION.

THIS AMENDMENT TO LEASE AGREEMENTS (this “Amendment”) is made as of the 23rd day
of November 2015 by and between NORFOLK SOUTHERN RAILWAY COMPANY, a Virginia
corporation (the “Landlord”) and JOHNSTOWN AMERICA CORP, a Pennsylvania
corporation (the “Tenant”).

RECITALS:

A. WHEREAS Landlord and Tenant entered into that certain Lease Agreement dated
December 20, 2004 for approximately 11.6 acres of real property and certain
improvements located thereon located in Roanoke, Virginia, all as more
particularly described in the Lease Agreement (the “Track 1 Premises”), which
Lease Agreement has been amended by that certain First Amendment to Lease
Agreement dated as of December 1, 2005, that certain Second Amendment to Lease
Agreement dated as of February 1, 2008 (as so amended, the “Track 1 Lease”), and
that certain Third Amendment to Lease Agreement dated as of October 11, 2012.

B. WHEREAS Landlord and Tenant entered into that certain Lease Agreement dated
September 1, 2006 for approximately 3.9 acres of real property and certain
improvements located thereon located in Roanoke, Virginia, all as more
particularly described in the Lease Agreement (the “Track 2 Premises”), which
Lease Agreement has been amended by that certain First Amendment to Lease
Agreement dated as of February 1, 2008 (as so amended, the “Track 2 Lease”), and
that certain Second Amendment to Lease Agreement dated as of October 11, 2012.

C. WHEREAS Landlord and Tenant entered into that certain Lease Agreement dated
February 15,2008 for approximately 47,000 square feet of space in the southern
end of the Foundry Building located in Roanoke, Virginia (the “Foundry
Premises,” and collectively with the Track 1 Premises and the Track 2 Premises,
the “Leased Premises”), all as more particularly described in the Lease
Agreement (the “Foundry Lease,” each of the Track 1 Lease, the Track 2 Lease and
the Foundry Lease are individually referred to as a “Lease,” and collectively,
the “Leases”) and that certain Second Amendment to Lease Agreement dated as of
October 11, 2012.

D. WHEREAS Landlord and Tenant have agreed to amend the Track 1 Lease, the Track
2 Lease and the Foundry Lease as hereinafter provided. All capitalized terms not
specifically defined herein shall have the meanings given or ascribed to them in
the specified lease.

NOW THEREFORE, in consideration of the mutual agreements hereinafter contained,
and for $10.00 and other good and valuable consideration, the receipt and
sufficiency of which are hereby acknowledged, Landlord and Tenant agree as
follows:

1. Base Rental. Commencing as of the 1st day of December, 2015, and expiring at
midnight on the 31st day of December, 2024, Base Rental for the Leased Premises
shall be payable as set forth on Exhibit A attached hereto and made a part
hereof, and Section 3 of each Lease is hereby amended accordingly.

2. Counterparts. This Amendment may be executed on any number of separate
counterparts and all of said counterparts taken together shall be deemed to
constitute one and the same instrument.

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3. Governing Law. This amendment is governed by and shall be construed under the
laws of the Commonwealth of Virginia.

4. Effect of Amendment. Except as herein specifically amended, each Lease shall
remain in full force and effect.

[SIGNATURE PAGE TO FOLLOW]

 

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IN WITNESS WHEREOF, the parties hereto have executed this Amendment in
duplicate, each part being an original, as of the 23rd day of November, 2015.

 

Witness: As To Landlord     LANDLORD:

/s/ Loven Isom

    NORFOLK SOUTHERN RAILWAY COMPANY Signature     a Virginia Corporation Name:
  Loven Isom             By:  

/s/ SG Portnell

Witness: As To Landlord     Name:   SG Portnell       Title:   Real Estate
Manager

/s/ Martina Chitwood

    Date of Landlord Signature: 11-23-15 Signature       Name:   Martina
Chitwood      

[SEAL]

 

Witness: As To Tenant     TENANT:

/s/ Joseph Maliekel

    NORFOLK SOUTHERN RAILWAY COMPANY Signature     a Virginia Corporation Name:
  Joseph Maliekel             By:  

/s/ Joseph Maliekel

Witness: As To Landlord     Name:   Joseph Maliekel       Title:   Corporate
Controller

/s/ Joseph Maliekel

    Date of Landlord Signature: 11-21-15 Signature       Name:   Joseph Maliekel
     

[SEAL]

 

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EXHIBIT A

BASE RENTAL SCHEDULE

 

Lease Year

   Monthly Base Rental   Monthly
Rental
Abatement   Total Monthly
Base Rental   Annual Base Rental

12/1/2015 - 11/30/2016

   $***   $***   $***   $***

12/1/2016 - 11/30/2017

   $***   $***   $***   $***

12/1/2017 - 11/30/2018

   $***   $***   $***   $***

12/1/2018 - 11/30/2019

   $***   $***   $***   $***

12/1/2019 - 11/30/2020

   $***   $***   $***   $***

12/1/2020 - 11/30/2021

   $***   $***   $***   $***

12/1/2021 - 11/30/2022

   $***   $***   $***   $***

12/1/2022 - 11/30/2023

   $***   $***   $***   $***

12/1/2023 - 11/30/2024

   $***   $***   $***   $***

12/1/2024 - 12/31/2024

   $***   $***   $***   N/A

 

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