lease, we were required to make monthly rent payments of approximately $95,000 through December 31, 2018. The monthly rent payments increased by 10% on January 1, 2019 to approximately $105,000 per month and will increase by 10% on January 1, 2022 to approximately $115,000 per month. In addition to the monthly rent payments, we are responsible for reimbursing the landlord for taxes and insurance on the property. The lease term expires on December 31, 2022.
On January 1, 2013, we entered into capital lease arrangements with 275 Dan Road SPE, LLC for the property located on 275 Dan Road, Canton, Massachusetts. We made aggregate payments under the lease of $1,263,846 and $1,267,200 in 2019 and 2020, respectively. As of December 31, 2020, we had accrued, unpaid rent of $5,062,788 due under the lease. Under the lease, we were required to make monthly rent payments of approximately $92,000 through December 31, 2018. The monthly rent payments increased by 10% on January 1, 2019 to approximately $101,000 per month and will increase by 10% on January 1, 2022 to approximately $111,000 per month. In addition to the monthly rent payments, we are responsible for reimbursing the landlord for taxes and insurance on the property. The lease term expires on December 31, 2022.
On August 6, 2019, we entered into a Letter Agreement (the “Letter Agreement”) with Dan Road Associates LLC, 85 Dan Road Associates LLC, 275 Dan Road SPE LLC and 65 Dan Road SPE LLC (collectively, the “Landlords”) pursuant to which we agreed that each Landlord shall be entitled to receive interest on the accrued but unpaid rent obligations under the leases described above as of March 14, 2019, which totaled $10,335,513.47 (the “Lease Debt”) for the period commencing April 1, 2019. The interest on the Lease Debt accrues at a rate per annum equal to the greater of (A) the prime rate plus three and three-quarters of one percent (3.75%) and (B) nine and one-quarter of one percent (9.25%), which is the rate applicable to the term loans under that certain Credit Agreement dated as of March 14, 2019, as amended (the “Credit Agreement”), among us, the lenders from time to time party thereto, and Silicon Valley Bank, as administrative agent (the “Administrative Agent”). Pursuant to the terms of that certain Subordination Agreement, dated as of March 14, 2019 (the “Subordination Agreement”), among the Landlords and the Administrative Agent, the Landlords agreed to subordinate all of our obligations to the Landlords (including, without limitation, rent, interest, fees, charges, expenses, costs, professional fees and expenses, and reimbursement obligations) existing as of March 14, 2019, in each case in respect of the Lease Debt. Pursuant to the Subordination Agreement, we will not pay all or any part of the Lease Debt until the Senior Debt (as defined in the Subordination Agreement) has been fully paid. Accrued interest on the Lease Debt is payable in cash on the date when the Lease Debt is repaid (as to the principal amount so repaid) and shall not itself bear interest. As of December 31, 2020, accrued and unpaid interest under the Letter Agreement was equal to $1,673,009.
Amended and Restated Registration Rights Agreement
In connection with the closing of the business combination on December 10, 2018, we and certain of our stockholders (including the Controlling Entities, Avista Capital Partners IV, L.P. and Avista Capital Partners (Offshore) IV, L.P.), certain of our directors (Alan Ades, Albert Erani and Glenn Nussdorf) and all of our executive officers entered into the Amended and Restated Registration Rights Agreement in respect of their shares of our Class A common stock and warrants to purchase shares of our Class A common stock. These stockholders and their permitted transferees will be entitled to certain registration rights described in the Amended and Restated Registration Rights Agreement, including, among other things, customary registration rights, including demand and piggy-back rights, subject to cut-back provisions. We will bear the expenses incurred in connection with the filing of any such registration statements, other than certain underwriting discounts, selling commissions and expenses related to the sale of shares.
Executive Officer Compensation
See “Executive Compensation” for additional information regarding compensation of our NEOs.
Gary Gillheeney, Jr., our Senior Manager, Customer Service, is a child of Gary S. Gillheeney, Sr., our President and Chief Executive Officer, and he received total compensation of (i) $122,049 in fiscal 2019 and (ii) $131,938 in fiscal 2020. James Gillheeney, one of our Tissue Regeneration Specialists, is also a child of Gary S. Gillheeney, Sr. and he received total compensation of (i) $225,976 in fiscal 2019 and (ii) $184,092 in fiscal 2020.
16