Dispute resolution and bankruptcy in Puerto Rico

McConnell Valdés LLC

McConnell Valdés LLC is a go-to firm for complex and technical disputes that arise in Puerto Rico. The team is particularly well known for handling class actions before the country's federal courts. Additionally, the group has niche expertise in tax litigation and benefits from having a dedicated bankruptcy department, which can often be found acting for Fortune 500 companies. Juan Marqués-Díaz leads the practice, which includes the highly experienced Arturo García Solá. Vice chair Henry Freese is an expert in maritime and admiralty litigation, and Antonio Arias stands out for his bankruptcy practice.

Practice head(s):

Juan Marqués Díaz

Key clients

AIG Insurance Company

AmeriNational Community Services

Banco Popular de Puerto Rico


Coco Condominium 1

Destilería Serrallés


Lilly del Caribe

MMM Healthcare

McKesson Corporation

Medtronic Puerto Rico Operations

Office of the Courts Administration, Puerto Rico Judicial Branch


Trans Core Atlantic

UBS Financial Services

Work highlights

  • Representing MMM Healthcare, MMM Holdings and Castellana Physician Services in a complaint for false and misleading advertisement, false association, unfair competition, trade mark dilution and defamation filed by MCS Advantage and MCS Healthcare Holdings in the US District Court for the District of Puerto Rico.
  • Representing the Office of the Courts Administration, Puerto Rico Judicial Branch in a class action where plaintiffs are seeking the payment on interest accrued since 1990.
  • Representing the Commonwealth of Puerto Rico’s Division for Services for Adults with Intellectual and Developmental Disabilities in long-running litigation concerning a consent decree.

O'Neill & Borges

O'Neill & Borges defends clients across many sectors and areas of law, but has particular strength in cases arising in the construction sector, especially those concerning defects, sub-contractor claims and delay and penalty assessments. Other key pillars in the firm include employment, securities and tax disputes. Salvador Antonetti-Stutts and Hermann Bauer-Álvarez stand out as seasoned litigators in the firm.

Pietrantoni Méndez & Alvarez LLP

Pietrantoni Méndez & Alvarez LLP has a San Juan-based litigation team with excellent US and international reach. The group, which distinguishes itself through its broad service offering, comprises several highly reputed litigators, including Néstor Méndez-Gómez, who stands out for his class action and multi-district litigation practice, and Herman Colberg, who focuses on commercial disputes in the healthcare, insurance and telecoms sectors.

Reichard & Escalera

The experienced dispute resolution team at Reichard & Escalera is well equipped to defend cases before state and federal courts, including at the highest levels. Commercial, labour, antitrust, product liability and bankruptcy disputes are at the core of the firm's business. More specifically, managing partner and practice head Rafael Escalera Rodríguez has a focus on mass tort, securities, trade mark and civil rights cases, while Sylmarie Arizmendi is known for representing corporate clients from the banking, pharmaceutical, retail and energy sectors in labour disputes.

Casellas Alcover & Burgos, P.S.C.

Casellas Alcover & Burgos, P.S.C. is recognised as a prominent commercial litigation boutique in Puerto Rico. Its three practice heads Ricardo Casellas, César Alcover and Heriberto Burgos are known for their experience in and almost exclusive focus on commercial litigation, which is at the centre of the firm's offering. The members of the team specialise in specific areas, including distribution, health, marketing, IP, as well as construction and securities litigation. In 2020, the group stood out for its role defending Parliament Capital Management in a damages claim, for appealing a workplace discrimination case, and for winning an arbitration in the healthcare sector in connection to a complex contract dispute.

Practice head(s):

Ricardo Casellas; César Alcover; Heriberto Burgos

Key clients

Puerto Rico Telephone Company

Microsoft Corporation

Mastercard Incorporated

Bacardi North America

DirecTV Puerto Rico

AT&T Mobility Puerto Rico

NBC Universal Media

Mercedes Benz USA

Provider Network Solutions

Sanofi Pharmaceuticals

Assured Guaranty Corp.

First American Title Insurance Company

Lennox International

Heartland Food Products Group

Carestream Health

Prestige Holdings

Mennonite Health System

Puerto Rico Hospital Supply

V. Suarez & Co.

Parliament Capital Management

Work highlights

  • Represented Mennonite Health System and successfully secured a judgment finding that Molina Healthcare of Puerto Rico breached the hospital service agreement (HSA) between the parties.
  • Representing Fundación Segarra-Boerman e Hijos, a non-profit, and its sole surviving founder as the plaintiffs, against their former attorneys and advisors in a case claiming fraudulent appropriation and control of an estimated $100m of their family wealth and legacy.
  • Represented Parliament Capital Management and obtained a judgment dismissing an $86,000,000 breach of contract and damages claim related to the sale of a debt portfolio.

Estrella LLC

Estrella LLC is best known for its capabilities in commercial and liability litigation in particular, and it also covers cases in connection to cybersecurity, aviation and insurance disputes. Its clients notably include large retailers, for which the team handles commercial eviction cases, as well as oil and gas operators, among others. The team is divided between a federal and a state litigation practice, which are led by Kenneth Suria and Yasthel González, respectively. Suria focuses on commercial litigation, personal injury disputes and class actions. González, who was promoted to member in December 2020, has a flourishing tort defence, labour, commercial litigation and contacts disputes practice. Alberto Estrella acts as managing partner, while Carlos Infante is responsible for the firm's reorganisation and bankruptcy group.

Practice head(s):

Alberto Estrella; Kenneth Suria; Yasthel González; Carlos Infante

Key clients


Copa Airlines

NCMIC Insurance Company

The Home Depot

Simon Properties

Sunnova Energy

Site Centers

Burlington Coat Factory

Fidelity Land Title


Puma Energy Caribe


Metro Pavia

First Medical

Gator Property Management

The Financial Oversight & Management Board

Advance Auto Parts

American Airlines

Chubb Insurance




Work highlights

  • Acting as counsel to Wal-Mart Puerto Rico in a number of disputes, including premises liability cases, class action defense, product liability cases and commercial dispute cases.
  • Acting as counsel for the Home Depot in Puerto Rico, handling a number of premises liability cases and administrative consumer claims.
  • Handling all of Puma Energy Caribe’s litigation in Puerto Rico.

Marini Pietrantoni Muñiz, LLC

Marini Pietrantoni Muñiz, LLC is especially renowned for its bankruptcy and creditor rights practice. The lawyers in the team have longstanding experience in all areas of bankruptcy law, including restructuring, commercial litigation and cases concerning the Puerto Rico Oversight, Management, and Economic Stability Act, PROMESA. The team's main clients include financial institutions, private equity funds in distressed transactions (especially involving non-performing commercial and real estate loans) and stakeholders dealing with troubled projects. Jointly acting as group co-chairs of the bankruptcy and restructuring department are founding member Luis Marini-Biaggi, who focuses on public and private sector restructurings and commercial litigation, including defence of lender liability lawsuits and contract litigation, and Carolina Velaz Rivero, who often represents institutional lenders, investors and other stakeholders in the same areas. Manuel Pietrantoni heads the commercial litigation group.

Practice head(s):

Luis Marini-Biaggi; Carolina Velaz Rivero

Key clients

Puerto Rico Fiscal Agency and Financial Advisory

Banco Popular de Puerto Rico

Bautista Cayman Asset Company

FirstBank Puerto Rico

Santander Bank

Triangle Cayman Asset Company

RL Partners

WM Capital Partners

Gramercy Funds

Puerto Rico Farm Credit

Work highlights

  • Acting as counsel to the Commonwealth of Puerto Rico, as debtor in possession in the Commonwealth’s Title III proceeding under PROMESA.
  • Acting as counsel to a syndicate of banks in a large involuntary bankruptcy proceeding filed in Puerto Rico.
  • Acting as counsel to the Puerto Rico Highways and Transportation Authority, through the Puerto Rico Fiscal Agency and Financial Advisory, as debtor in possession in HTA’s Title III proceeding under PROMESA.

Adsuar Muñiz Goyco Seda & Pérez-Ochoa

Adsuar Muñiz Goyco Seda & Pérez-Ochoa is often involved in civil and commercial disputes, with IP, antitrust, insurance and bankruptcy among the firm's focus areas. Practice head Eric Pérez Ochoa represents clients in trial and appellate courts as well as arbitration proceedings in connection to product liability, mass tort and class action cases.

Antonetti Montalvo & Ramírez-Coll

Antonetti Montalvo & Ramírez-Coll's dispute resolution department is led by María Montalvo-Vera and José Ramírez-Coll. Especially active in the healthcare, telecoms and construction sectors, the team is known for representing clients in preliminary injunction hearings and administrative proceedings in connection to permits and endorsements. Product liability, class action, antitrust and IP disputes are also covered.

Cancio Covas & Santiago LLP

Cancio Covas & Santiago LLP is known for its ability to litigate cases before the appellate courts in Puerto Rico and the US, with a particular focus on contractual and tort damages cases. Bankruptcy and administrative proceedings are also among the team's specialisms. Practice head Juan Ramón Cancio has longstanding experience in defending clients in the goods and services, insurance, healthcare, real estate and financial services sectors.

Ferraiuoli LLC

Ferraiuoli LLC, which particularly stands out for its IP practice, is also active in the bankruptcy and creditors' rights space. The team is led by Sonia Colon, who is also head of the firm’s Florida office, and acts in cases regarding US chapter 7, 11 and 12 matters, as well as PROMESA cases in Puerto Rico. Lenders, investors, equity holders and insurance companies are regular clients of the firm. Gustavo Chico-Barris is singled out for his experience in federal trials, appellate courts and arbitration forums.

Goldman Antonetti & Córdova

Goldman Antonetti & Córdova covers both civil and commercial disputes, with a focus on construction-related litigation as well as bankruptcy. Carlos Rodríguez-Vidal acts as department chair and managing partner. Solymar Castillo-Morales, who focuses on mediation, advising on creditors' rights and asset sales, also stands out for having acted as independent investigator for the Ethics Commission of the Senate of Puerto Rico.

Jiménez Graffam & Lausell

Known in particular as a labour union litigation firm, Jiménez Graffam & Lausell covers civil and commercial litigation and also acts in cases involving distribution, franchising and personal injury disputes as well as administrative proceedings. Managing partner William Graffam has as a main focus admiralty, maritime and transportation law, and concentrates in particular on oil pollution, environmental damage and collision-related litigation. Steven Lausell is an expert in construction law, product liability and tort litigation.

Sepulvado, Maldonado & Couret

Lee Sepulvado-Ramos heads the dispute resolution team at Sepulvado, Maldonado & Couret, whose offering is particularly aimed at shareholders, directors, partnerships and limited liability companies. Albeniz Couret-Fuentes assists clients with antitrust and trade regulation, IP, securities and commercial litigation. Corporate governance, fiduciary duty and M&A disputes are also strong areas for the firm.

Cancio, Nadal & Rivera

Cancio, Nadal & Rivera primarily focuses on product liability, insurance coverage and medical malpractice claims. Fernando Fornaris-Fernández leads the department and focuses his practice on civil trials. The team's expertise spans from tort, contractual and commercial litigation to lender liability, corporate, antitrust, banking and construction claims.

Casillas Santiago & Torres LLC

Casillas Santiago & Torres LLC has well-recognised commercial litigation expertise. Insurance, civil and construction litigation are also part of the firm's offering, together with procurement, distribution and franchising disputes. Labour and employment disputes are covered by Juan Casillas-Ayala, while René Comas-Pérez has longstanding experience in administrative and constitutional cases.

Colon & Colon, PSC Attorneys at Law

Colon & Colon, PSC Attorneys at Law is a boutique firm specialising in insurance disputes, particularly in cases involving health and property insurance and coverage; these areas are among managing partner Francisco Colón-Pagán's specialisms. Francisco Mercado-Olivero covers regulation, personal injury and marine litigation.

Del Toro & Santana

With litigation as the firm's core business, Del Toro & Santana has a reputation in the market for representing industrial and commercial companies in particular. Financial institutions, insurers and private individuals are also represented by the team in a number of disputes, including in the construction, banking and labour areas. Russell Del Toro heads up the team together with Roberto Santana-Aparicio, whose practice is focused on real estate, health insurance and corporate litigation.

DLA Piper Puerto Rico

DLA Piper Puerto Rico's dispute resolution team is coordinated from New York by Latin America practice chair Roger Meltzer. The firm's Puerto Rico-based professionals include Janine Guzman, a labour and employment lawyer who also covers labour disputes, with special attention to dismissals, and associate Mariana Muñiz-Lara, who represents clients in disputes arising in the insurance, manufacturing and food sectors.

Key clients

North Janitorial Services, Inc.


The experienced dispute resolution practice at ECIJA SBGB is active in various contentious matters that arise in Puerto Rico, including commercial and consumer litigation, and regulatory and government affairs, public policy and health-related disputes. Luis Román-Negrón heads up the practice and is known for having acted as Solicitor General of Puerto Rico and as Assistant Attorney General for the Office of Legal Counsel at the Puerto Rico Department of Justice. The team also includes Jaime Sanabria Montañez, labour trial attorney Antonio García Ramírez and founding member Arturo Bauermeister Fernández, who focuses on federal and appellate civil litigation.

Practice head(s):

Luis Román-Negrón

Key clients

Triple-S Salud

Triple-S Management

NFE Energía

Abarca Health

Puerto Rico Ports Authority

Amerijet International

Juan A. Hernández Law Offices


Work highlights

  • Represented Triple-S Salud in the preliminary stage for a claim presented by a group of physicians under three causes of action.
  • Represented Amerijet International in a labour law dispute involving former employees of the company office in Puerto Rico.
  • Successfully represented the Puerto Rico Ports Authority on a bid it opened, whereby the proponents who did not comply with the requirements of the bid challenged the adjudication and requested a stay of proceedings.

Hernández & Gorrín LLC

At Hernández & Gorrín LLC, litigation in relation to labour, compliance and transactions is often handled. Ignacio Gorrín is an expert in real estate and financing disputes, while Gerardo Hernández specialises in labour and premises liability cases; they jointly lead the practice.

Toro Colón Mullet, P.S.C.

Toro Colón Mullet, P.S.C. mainly handles banking, antitrust and IP commercial disputes. Complex administrative issues before federal and Puerto Rico agencies are also an area of significant activity. Manuel Fernandez-Bared stands out for his bankruptcy practice.