Exhibit 99.1 This Statement on Form 4 is filed jointly by the Reporting Persons listed below. The principal business address of each of these Reporting Persons is Four Embarcadero Center, Suite 3610, San Francisco, California 94111. Name of Designated Filer: PCP Managers GP, LLC Date of Event Requiring Statement: February 19, 2021 Issuer Name and Ticker or Trading Symbol: LDI Parthenon Investors III, L.P. By: PCap Partners III, LLC Its: General Partner By: PCap III, LLC Its: Managing Member By: PCP Managers, LP Its: Managing Member By: PCP Managers GP, LLC Its: General Partner By: /s/ Peter Macdonald ----------------------------------- Name: Peter Macdonald, as Attorney-in-Fact for Joseph Taveira Title: Chief Financial Officer PCap Associates By: PCap Partners III, LLC Its: General Partner By: PCap III, LLC Its: Managing Member By: PCP Managers, LP Its: Managing Member By: PCP Managers GP, LLC Its: General Partner By: /s/ Peter Macdonald ----------------------------------- Name: Peter Macdonald, as Attorney-in-Fact for Joseph Taveira Title: Chief Financial Officer PCap Partners III, LLC By: PCap III, LLC Its: Managing Member By: PCP Managers, LP Its: Managing Member By: PCP Managers GP, LLC Its: General Partner By: /s/ Peter Macdonald ----------------------------------- Name: Peter Macdonald, as Attorney-in-Fact for Joseph Taveira Title: Chief Financial Officer PCap III, LLC By: PCP Managers, LP Its: Managing Member By: PCP Managers GP, LLC Its: General Partner By: /s/ Peter Macdonald ----------------------------------- Name: Peter Macdonald, as Attorney-in-Fact for Joseph Taveira Title: Chief Financial Officer Parthenon Capital Partners Fund, L.P. By: PCP Managers, LP Its: Managing Member By: PCP Managers GP, LLC Its: General Partner By: /s/ Peter Macdonald ----------------------------------- Name: Peter Macdonald, as Attorney-in-Fact for Joseph Taveira Title: Chief Financial Officer PCP Partners IV, L.P. By: PCP Managers, LP Its: Managing Member By: PCP Managers GP, LLC Its: General Partner By: /s/ Peter Macdonald ----------------------------------- Name: Peter Macdonald, as Attorney-in-Fact for Joseph Taveira Title: Chief Financial Officer Parthenon Investors IV, L.P. By: PCP Partners IV, L.P. Its: General Partner By: PCP Managers, LP Its: Managing Member By: PCP Managers GP, LLC Its: General Partner By: /s/ Peter Macdonald ----------------------------------- Name: Peter Macdonald, as Attorney-in-Fact for Joseph Taveira Title: Chief Financial Officer Parthenon Capital Partners Fund II, L.P. By: PCP Managers, LP Its: Managing Member By: PCP Managers GP, LLC Its: General Partner By: /s/ Peter Macdonald ----------------------------------- Name: Peter Macdonald, as Attorney-in-Fact for Joseph Taveira Title: Chief Financial Officer PCP Managers, LP By: PCP Managers GP, LLC Its: General Partner By: /s/ Peter Macdonald ----------------------------------- Name: Peter Macdonald, as Attorney-in-Fact for Joseph Taveira Title: Chief Financial Officer By: /s/ Peter Macdonald ----------------------------------- Name: Peter Macdonald, as Attorney-in-Fact for Brian Golson By: /s/ Peter Macdonald ----------------------------------- Name: Peter Macdonald, as Attorney-in-Fact for David Ament