Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Checkbox not checked   Rule 13d-1(b)
Checkbox not checked   Rule 13d-1(c)
Checkbox checked   Rule 13d-1(d)




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Legence Parent ML LLC
 
Signature:/s/ Robert Brooks
Name/Title:Robert Brooks/Vice President
Date:05/01/2026
 
Legence Parent II ML LLC
 
Signature:/s/ Robert Brooks
Name/Title:Robert Brooks/Vice President
Date:05/01/2026
 
Legence Parent LLC
 
Signature:/s/ Bryce Seki
Name/Title:Bryce Seki/General Counsel and Secretary
Date:05/01/2026
 
Legence Parent II LLC
 
Signature:/s/ Bryce Seki
Name/Title:Bryce Seki/General Counsel and Secretary
Date:05/01/2026
 
BX Refficiency Aggregator LP
 
Signature:/s/ Robert Brooks
Name/Title:By: BCP 8/BEP 3 Holdings Manager L.L.C., its general partner, By: Robert Brooks/Authorized Signatory
Date:05/01/2026
 
Refficiency Aggregator II LP
 
Signature:/s/ Robert Brooks
Name/Title:By: BCP 8/BEP 3 Holdings Manager L.L.C., its general partner, By: Robert Brooks/Authorized Signatory
Date:05/01/2026
 
BCP 8/BEP 3 Holdings Manager L.L.C.
 
Signature:/s/ Robert Brooks
Name/Title:Robert Brooks/Authorized Signatory
Date:05/01/2026
 
Blackstone Energy Management Associates III L.P.
 
Signature:/s/ Robert Brooks
Name/Title:By: Blackstone EMA III L.L.C., its general partner, By: Robert Brooks/Authorized Signatory
Date:05/01/2026
 
Blackstone Management Associates VIII L.P.
 
Signature:/s/ Robert Brooks
Name/Title:By: Blackstone EMA III L.L.C., its general partner, By: Robert Brooks/Authorized Signatory
Date:05/01/2026
 
Blackstone EMA III L.L.C.
 
Signature:/s/ Robert Brooks
Name/Title:Robert Brooks/Authorized Signatory
Date:05/01/2026
 
BMA VIII L.L.C.
 
Signature:/s/ Robert Brooks
Name/Title:Robert Brooks/Authorized Signatory
Date:05/01/2026
 
Blackstone Holdings II L.P.
 
Signature:/s/ Victoria Portnoy
Name/Title:By: Blackstone Holdings I/II GP L.L.C., its general partner, By: Victoria Portnoy/Managing Director - Assistant Secretary
Date:05/01/2026
 
Blackstone Holdings I/II GP L.L.C.
 
Signature:/s/ Victoria Portnoy
Name/Title:Victoria Portnoy/Managing Director - Assistant Secretary
Date:05/01/2026
 
Blackstone Inc.
 
Signature:/s/ Victoria Portnoy
Name/Title:Victoria Portnoy/Managing Director - Assistant Secretary
Date:05/01/2026
 
Blackstone Group Management L.L.C.
 
Signature:/s/ Victoria Portnoy
Name/Title:Victoria Portnoy/Managing Director - Assistant Secretary
Date:05/01/2026
 
Stephen A. Schwarzman
 
Signature:/s/ Stephen A. Schwarzman
Name/Title:Stephen A. Schwarzman
Date:05/01/2026