Estudio Alegria, Buey Fernández, Fissore & Montemerlo

What Estudio Alegria, Buey Fernández, Fissore & Montemerlo does

Estudio Alegría, Buey Fernández, Fissore & Montemerlo is a boutique Argentine law firm founded in 1976 by Dr. Héctor Alegría and headquartered on Avenida Santa Fe in Buenos Aires. The firm operates as an interdisciplinary practice combining lawyers and public accountants, providing complex legal advisory across ten practice areas: financial restructuring and insolvency (its flagship, with over 100 proceedings handled), M&A, capital markets, litigation, alternative dispute resolution, civil and commercial contracts, corporate law, banking and finance, administrative law, and bankruptcy/insolvency law. Its client base spans national and multinational corporations, financial institutions, individuals, and government bodies, served through partner-led engagement and a correspondent network across Argentina and major international markets.

The firm's revenue model is professional services billing on a per-engagement basis, with fees negotiated by the equity partners for complex matters. It does not disclose pricing publicly and operates without intermediaries, generating business primarily through elite legal directory rankings (Chambers and Partners, Latin Lawyer, IFLR 1000, PLC, Apertura), scholarly and academic contributions, and partner-led client referrals. The firm has no subsidiaries, no parent company, no external investment, and no documented ownership changes since founding — control rests with the senior partners.

Strategically, the firm is positioned as a top-tier Argentine boutique for insolvency, restructuring, and corporate advisory, with reputational dominance anchored by Dr. Alegría's authorship of Argentina's Bankruptcy Law and his prior role as first President of the National Securities Commission. The technology stack is standard professional services tooling; no proprietary platform or AI capability is documented. Growth has been measured and organic, evidenced by sustained hiring of new professionals between 2018 and 2023 and the co-founding of the Centro Empresarial de Mediación y Arbitraje to institutionalize ADR in Argentina.

Name

Estudio Alegria, Buey Fernández, Fissore & Montemerlo

Legal name

Estudio Alegria, Buey Fernández, Fissore & Montemerlo

Website

https://estudioabffm.com.ar

Company type

Private

Founded year

1976

Operating status

Operating

Headcount range

11–50 employees

Short description

Estudio Alegría, Buey Fernández, Fissore & Montemerlo is a Buenos Aires-based boutique Argentine law firm founded in 1976, specializing in insolvency, M&A, capital markets, and litigation for enterprise and institutional clients through partner-led interdisciplinary legal advisory.

Ownership category

akta.pro rank

Product category

Legal Services

NAICS

Offices of Lawyers (541110), Legal Services (5411)

SIC

Services-Legal Services (8111)

akta.pro primary industry

Bankruptcy, Restructuring & Insolvency Law (BPAHAAAH)

akta.pro secondary industries

Corporate & Commercial Law (BPAHAAAA), Restructuring & Turnaround Advisory (BPAHADAD), Corporate Development & Strategic Partnerships Advisory (JVs, Alliances, Carve-outs) (BPAHAOAG)

Keywords

• Corporate legal advisory
• Insolvency and restructuring
• Mergers and acquisitions
• Capital markets law
• Commercial litigation

Headquarters

HQ city

Buenos Aires

HQ country

Argentina

HQ region

Latin America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Others

Revenue model

1. Professional Legal Services: The firm generates revenue through fees for legal advisory services across its practice areas, including restructurings, M&A, capital markets, litigation, arbitration, corporate law, banking, and administrative law. As a boutique firm, it charges professional fees for complex legal counsel, with billing likely on a matter-by-matter or hourly basis consistent with Argentine law firm practices.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Estudio Alegria, Buey Fernández, Fissore & Montemerlo is a boutique Argentine law firm providing complex business law advisory through an interdisciplinary team of lawyers and public accountants. The firm offers counsel across ten practice areas, with financial restructurings and insolvency as its flagship, alongside M&A, capital markets, litigation, arbitration, corporate law, banking and finance, administrative law, and civil and commercial contracts.

Product overview

Estudio Alegria, Buey Fernandez, Fissore & Montemerlo is a boutique Argentine law firm founded in 1976 by Dr. Hector Alegria. The firm specializes in complex business law and corporate legal advisory, offering a unified suite of legal services organized into ten distinct practice areas: Financial Restructuring (the firm's flagship practice), M&A, Capital Markets, Litigation, Alternative Dispute Resolution, Civil and Commercial Contracts, Corporate Law, Banking and Finance Law, Administrative Law, and Bankruptcy/Insolvency Law. The interdisciplinary team of lawyers and public accountants provides personalized service with senior partner involvement on all matters. The firm maintains correspondent networks throughout Argentina and internationally to ensure comprehensive client coverage.

Differentiator

Problem solved

Functional benefit

Products and services

• Financial Restructuring (Reestructuraciones Financieras) Advisory on corporate debt restructuring, including bankruptcies, preventive agreements, and out-of-court workouts, with over 100 insolvency proceedings handled and experience advising on early crisis detection and creative technical solutions. For debtors, shareholders, directors, and creditors in financial distress.
• Mergers and Acquisitions (Fusiones y Adquisiciones) Interdisciplinary advisory on complex transactions including public and private company acquisitions, joint ventures, strategic alliances, spin-offs, asset sales, public tender offers, and IPOs. For national and foreign corporations pursuing transactional objectives.
• Capital Markets (Mercado de Capitales) Capital markets practice covering public offerings, debt and equity issuances, underwriting, placement agreements, financial trusts, investment funds, and securitizations. For banks, securities issuers, market agents, shareholders, and regulators.
• Litigation (Litigios) Complex commercial litigation before federal courts, the Argentine Supreme Court, and local tribunals, specializing in insolvency-related disputes, shareholder litigation, administrative proceedings, and commercial disputes.
• Alternative Dispute Resolution (Solución Alternativa de Conflictos) Arbitration and mediation services, including ICC, UNCITRAL, and ad-hoc proceedings, acting as arbitrators or party representatives in high-value commercial disputes.
• Civil and Commercial Contracts (Contratos Civiles y Comerciales) Advisory on commercial contracts including leasing, factoring, franchising, trust structures, distribution and concession agreements, real estate transactions, and guarantee transactions.
• Corporate Law (Derecho Societario) Corporate advisory covering company formation, foreign investment, technology transfer, shareholder agreements, corporate restructuring, financing, and corporate governance matters.
• Banking and Finance Law (Derecho Bancario y Financiamiento) Banking law advisory including organization of financial institutions, foreign investment approval, M&A of financial entities, loan negotiations, and representation before the Central Bank.
• Administrative Law (Derecho Administrativo) Public procurement, administrative contracts, infrastructure projects, industrial promotion, mining, environmental law, foreign trade, and public-private partnerships.
• Bankruptcy and Insolvency Law (Derecho Concursal) Comprehensive insolvency practice including preventive agreements, out-of-court workouts, bankruptcy proceedings, and creditor representation, with extensive experience across all major Argentine industries.

Quantifiable outcome

• Over 100 insolvency proceedings handled (bankruptcies, reorganizations, out-of-court restructuring agreements, private arrangements)
• +4 more outcomes

Named customers1 record

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

One partnership is on record.

• Centro Empresarial de Mediación y ArbitrajeminorStrategic or Co-development PartnerThe firm co-founded the Centro Empresarial de Mediación y Arbitraje alongside other leading Argentine law firms, developing both theoretically and practically the institute of mediation and other alternative dispute resolution methods.

Scale indicators3 records

Recent moves5 records

Expansion highlights4 records

Broad incumbents

• Cleary Gottlieb Steen & Hamilton: Premier international law firm with deep Argentine practice (partner Javier Alegría previously trained there); competes for the largest cross-border M&A, sovereign debt restructurings, and capital markets transactions involving Argentina.
• Baker McKenzie (Argentina office): Global law firm with established Argentina practice offering full-service corporate, M&A, and restructuring capabilities; competes for the largest cross-border mandates involving Argentine parties.

Direct peers

• Beccar Varela: Premium Argentine boutique law firm with comparable positioning in corporate, M&A, and insolvency/restructuring work; serves similar enterprise and multinational clients in Buenos Aires with a partner-led model.
• Bruchou, Fernández Madero & Lombardi: Top-tier Argentine law firm with strong practices in M&A, capital markets, banking, and corporate restructuring; competes for the same complex transactional and financing mandates in the Buenos Aires market.
• Marval, O'Farrell & Mairal: Argentina's largest and most established full-service law firm, also recognized as a leading boutique-style firm with strong practices in insolvency, M&A, corporate law, and capital markets. Most direct competitor for high-end Argentine insolvency and corporate work.
• Allende & Brea: Prestigious Argentine full-service firm with established insolvency, corporate, and banking practices; historically recognized in Chambers Latin America for similar practice areas as the subject firm.
• Pérez Alati, Grondona, Benites, Arntsen & Martínez de Hoz (h): Argentine boutique firm with notable practice in corporate, M&A, and financial transactions; positioned similarly to the subject firm as a high-end Buenos Aires practice serving enterprise clients.
• Salaverri, Dellatorre, Burgio & Wetzler: Buenos Aires boutique law firm specializing in corporate, M&A, and insolvency/restructuring; comparable boutique positioning and partner-led service model.

Regional players

• Pinheiro Neto Advogados: Brazil's leading full-service law firm with strong insolvency and corporate practices; relevant regional peer for cross-border Latin American restructurings involving Argentine counterparties.
• Philippi, Prietocarrizosa, Ferrero DU & Uría: Leading Latin American law firm with strong insolvency and corporate practices across the Andean region; comparable as a regional peer for complex multi-jurisdictional restructurings in Latin America.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/estudio-alegria-buey-fernandez-fissore-montemerlo

Revenue estimate

Valuation estimate

Number of profiles

Profiles14 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Estudio Alegria, Buey Fernández, Fissore & Montemerlo