From our origins to our expansion, MZLS has redefined legal advocacy with innovation and expertise
2019
Founding of MZLS
MZLS LLC is founded by Anthony O. Maceira, Esq., focused exclusively on providing legal and consulting services to government clients
2020
Private Sector Expansion
Expansion of the Business and Commercial Law Practice to meet growing demand from private sector entities.
2020
Private Sector Expansion
Expansion of the Business and Commercial Law Practice to meet growing demand from private sector entities.
2021
Tax Practice Launch
Launched tax practice with Simón Carlo, Esq., CPA, offering legal and fiscal counsel in tax, structuring, and federal contracting.
2021
Global Affiliation & Industry Recognition
Global reach for clients: MZLS becomes the exclusive Commercial Law Member in Puerto Rico for IR Global.August- Anthony O. Maceira is named Commercial Law Lawyer of the Year by Leaders in Law.
2022
Litigation and Procurement Practice Growth
Expanded litigation practice in torts, contracts, and construction with Carlos A. Steffens, Esq. joining the firm. Procurement law strengthened with the addition of Ginnel Torres Adrover, Esq.
2024
New Practice Areas and Federal Presence
Health and labor practices grow with Yazmet Pérez joining. Launched WIOA Consulting in June. Opened Washington, D.C. office in August, led by Alexaida Collet to expand federal and real estate services.
2024
New Practice Areas and Federal Presence
Health and labor practices grow with Yazmet Pérez joining. Launched WIOA Consulting in June. Opened Washington, D.C. office in August, led by Alexaida Collet to expand federal and real estate services.
2025
Appellate Excellence and Practice Strengthening
Achieved major appellate victory in Brutal v. COPEP. Appellate team strengthened by Hon. Edgardo Rivera García and Mabel Sotomayor. In April, Francisco González de la Matta rejoins to lead corporate law after his public service at DACO.
2024
Recognized for Excellence
Recognized as a top-tier firm in regulatory law and business consulting by industry rankings
2024
Expansion
Expanded our practice areas to include corporate governance and compliance
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