Exhibit 99.2

PLATINUM EQUITY CAPITAL PARTNERS INTERNATIONAL IV (CAYMAN), L.P.
By:	Platinum Equity Partners International IV (Cayman), L.P.
Its:	General Partner
By:	Platinum Equity Investment Holdings IV (Cayman), LLC
Its:	General Partner
By:	/s/ Justin Maroldi
	Name: Justin Maroldi
	Title: Assistant Secretary

PLATINUM EQUITY PARTNERS INTERNATIONAL IV (CAYMAN), L.P.
By:	Platinum Equity Investment Holdings IV (Cayman), LLC
Its:	General Partner
By:	/s/ Justin Maroldi
	Name: Justin Maroldi
	Title: Assistant Secretary

PLATINUM EQUITY INVESETMENT HOLDINGS IV (CAYMAN), LLC
By:	/s/ Justin Maroldi
	Name: Justin Maroldi
	Title: Assistant Secretary

PLATINUM EQUITY INVESTMENT HOLDINGS IV, LLC
By:	/s/ Justin Maroldi
	Name: Justin Maroldi
	Title: Assistant Secretary

PLATINUM EQUITY INVESTMENT HOLDINGS IV MANAGER, LLC
By:	/s/ Justin Maroldi
	Name: Justin Maroldi
	Title: Assistant Secretary

PLATINUM EQUITY INVESTCO, L.P.
By:	Platinum Equity Investment Holdings IC (Cayman), LLC
Its:	General Partner
By:	/s/ Justin Maroldi
	Name: Justin Maroldi
	Title: Assistant Secretary

PLATINUM EQUITY INVESTMENT HOLDINGS IC (CAYMAN), LLC
By:	/s/ Justin Maroldi
	Name: Justin Maroldi
	Title: Assistant Secretary

PLATINUM INVESTCO (CAYMAN), LLC
By:	/s/ Justin Maroldi
	Name: Justin Maroldi
	Title: Assistant Secretary

PLATINUM EQUITY INVESTMENT HOLDINGS, LLC
By:	/s/ Justin Maroldi
	Name: Justin Maroldi
	Title: Assistant Secretary

PLATINUM EQUITY, LLC
By:	/s/ Justin Maroldi
	Name: Justin Maroldi
	Title: Assistant Secretary

TOM GORES
By:	/s/ Mary Ann Sigler
	Name: Mary Ann Sigler
	Title: Attorney-in-Fact

WOLVERINE HOLDINGS CORPORATION
By:	/s/ Justin Maroldi
	Name: Justin Maroldi
	Title: Assistant Secretary

2

WOLVERINE INTERMEDIATE HOLDING CORPORATION
By:	/s/ Justin Maroldi
	Name: Justin Maroldi
	Title: Assistant Secretary

WOLVERINE INTERMEDIATE HOLDING II CORPORATION
By:	/s/ Justin Maroldi
	Name: Justin Maroldi
	Title: Assistant Secretary

3