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UNITED STATES COURT OF APPEALS

FOR THE FIRST CIRCUIT

Case No. 22-1342

ON APPEAL FROM THE UNITED 

STATES DISTRICT COURT FOR THE 

DISTRICT OF PUERTO RICO, IN CASE 

NO. 3:21-CV-01317-RAM (HONORABLE 

RAÚL M. ARIAS-MARXUACH)

MOTION REQUESTING LEAVE OF COURT TO FILE (A) NOTICE OF 

APPEARANCE AND (B) DESIGNATION OF ATTORNEY PRESENTING

ORAL ARGUMENT AT THE MARCH 9, 2023 HEARING

To the Honorable Court:

1. In connection with the hearing for oral argument in this case scheduled for 

Thursday, March 9, 2023, at 9:30 a.m., at the José V. Toledo United States Courthouse in San 

Juan, Puerto Rico (the “March 9 Hearing”), appears Carlos M. Lamoutte Navas, co-counsel 

together with Attorney Humberto Guzmán Rodríguez to the named appellants in this case, R&D 

Master Enterprises, Inc., Pro Pave Corp., Matrix Transport, Inc., José A. Rovira González, María 

Magdalena Díaz-Vila, and the conjugal legal partnership comprised by them, requesting leave to 

file (a) Notice of Appearance and (b) Designation of Attorney Presenting Oral Argument, each in 

the form attached hereto and made to form an integral part hereof.

R&D MASTER ENTERPRISES, INC.; PRO 

PAVE CORP.; MATRIX TRANSPORT, INC.;

JOSÉ A. ROVIRA GONZÁLEZ; MARÍA 

MAGDALENA DÍAZ-VILA; CONJUGAL 

LEGAL PARTNERSHIP ROVIRA DÍAZ,

Plaintiffs-Appellants

v.

THE FINANCIAL OVERSIGHT AND 

MANAGEMENT BOARD FOR PUERTO 

RICO; NATALIE JARESKO, in her official 

capacity as Executive Director of the Financial 

Oversight and Management Board for Puerto 

Rico,

Defendants-Appellees

Case: 22-1342 Document: 00117968439 Page: 1 Date Filed: 01/26/2023 Entry ID: 6545545 Case:17-03283-LTS Doc#:23552-1 Filed:02/16/23 Entered:02/16/23 16:18:28 Desc:

Exhibit A Page 1 of 4
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2. With the prior approval of the Honorable Court, Attorney Carlos Lamoutte 

proposes to conduct oral argument on behalf of the named appellants at the March 9 Hearing.

3. Attorney Humberto Guzmán Rodríguez, co-counsel to the named appellants, also 

intends to personally appear at the March 9 Hearing.

4. Therefore, the undersigned counsel hereby petitions the Honorable Court to grant 

this motion as filed, thereby approving: (a) the appearance of Attorney Carlos Lamoutte at the 

March 9 Hearing for oral argument on behalf the named appellants in accordance with the Notice 

of Appearance attached hereto and the Designation of Attorney Presenting Oral Argument attached 

hereto, respectively; and (b) personal attendance at the March 9 Hearing by Attorney Humberto 

Guzmán Rodríguez.

Certificate of Service

I hereby certify that, on this date, I electronically filed the foregoing with the Clerk of the 

Court using the CM/ECF system, which will send notifications of such filing to all CM/ECF 

participants in this matter.

RESPECTFULLY SUBMITTED.

Dated: January 26, 2023 /s/Carlos M. Lamoutte Navas

 San Juan, Puerto Rico CARLOS M. LAMOUTTE NAVAS

U.S.C.A. Bar No. 87414

P.O. Box 9022185

San Juan, Puerto Rico 00902

Telephone: 787-688-6036

cl@carloslamoutte.com

Counsel to the named appellants,

R&D Master Enterprises, Inc.,

Pro Pave Corp., Matrix Transport, Inc.,

José A. Rovira González,

María Magdalena Díaz-Vila, and

the Rovira-Díaz conjugal legal partnership 

Case: 22-1342 Document: 00117968439 Page: 2 Date Filed: 01/26/2023 Entry ID: 6545545 Case:17-03283-LTS Doc#:23552-1 Filed:02/16/23 Entered:02/16/23 16:18:28 Desc:

Exhibit A Page 2 of 4
Case: 22-1342 Document: 00117968439 Page: 3 Date Filed: 01/26/2023 Entry ID: 6545545 Case:17-03283-LTS Doc#:23552-1 Filed:02/16/23 Entered:02/16/23 16:18:28 Desc:

Exhibit A Page 3 of 4
Case: 22-1342 Document: 00117968439 Page: 4 Date Filed: 01/26/2023 Entry ID: 6545545 Case:17-03283-LTS Doc#:23552-1 Filed:02/16/23 Entered:02/16/23 16:18:28 Desc:

Exhibit A Page 4 of 4