Key Personnel

DAVID A. MANCINI, C.U.C. - Principal-in-Charge

DAVID A. MANCINI, C.U.C. David A. Mancini began working under his father, Mr. Richard Mancini, the founder of Ric-Man Construction, and Ric-Man International. Since 1982, David Mancini, as president and qualifier, has administered all construction, maintenance and accounting operations; ‘a hands-on type of person’, has constructed and/or design built a variety of projects consisting of; water mains, sanitary sewers, drainage, pump stations, jack and bores, micro tunnels, directional drilling, roadways, and multiple neighborhood improvement projects. Many of these projects have included sub-aqueous crossings of highly sensitive and protected estuaries and water bodies.


Roadway and Infrastructure Construction Experience Since 1982
10 years of Design Build experience
Member of the ECA Engineering Contractors Association
Qualified Business Organization – QB0008454
State of Florida Underground Utility
License # CU-C0442220
Broward County License #00-1650-W

DAVID A. MANCINI JR., MBA. - Project Manager

DAVID A. MANCINI JR David A. Mancini Jr. has over 10 years of construction experience in South Florida. As a field laborer, David Mancini Jr. began his career in construction at only 15 years old, working on various construction projects for City Municipalities. As a project manager of David Mancini and Sons, Inc., David administers all construction operations, residential public relations, and coordination regarding the City of Hollywood’s construction projects. His specialization and experience is in neighborhood improvement projects, water main replacements, private property water service installations, and roadway restoration. His management practice consists of a “first person on site and last person to leave” attitude. David’s main priority in administering construction operations is limiting at all cost the impact construction operations may impose on the residents.


Over 10 years of Roadway and Infrastructure construction
OSHA Certification - Construction safety and Health
MOT Work Zone Traffic Control: Intermediate Level
Master of Business and Administration
Specialization in International Finance

NELSON LIBERTI II - Superintendent

NELSON LIBERTI II Mr. Liberti, Superintendent for David Mancini & Sons, Inc., has experience in roadway and infrastructure since 1993. Nelson oversees over $25 Million Dollars of projects per year. These include Construction, design-build, sanitary sewers, water mains, force mains, drainage, pump stations, directional drilling, jack and bores, and micro tunnels, and large diameter taps. Mr. Liberti’s work has included 3 major neighborhood improvement projects with over 200 homes including; streetscape, lighting and signalization. His “hands on” approach to resolving resident and business concerns is a valuable asset to both his firm and his clients.


Roadway and Infrastructure construction experience since 1993
9 years of Design Build experience since 2005
Underground Utility Construction from 4” to 72” Pipelines
OSHA 10 Training Certification # 001909709

CHRISTOPHER LAZZARI - Design Build Manager

CHRISTOPHER LAZZARI Mr. Lazzari has over 26 years’ experience in accounting, construction management and cost estimating in the field of underground utility, roadwork and all facets of civil construction. In addition since 2011 Mr. Lazzari has overseen the Design Build practices for DMSI. As Project Manager, Chief Estimator and Design Build manager Mr. Lazzari’s experience developed around projects involving the installation of storm water pump stations, water mains, drainage improvements, roadwork, sanitary sewer and bridge construction. He has obtained further specialization in directional drilling, PCCP, box culvert construction, treatment plants and sewer force mains for various publicly bid Design Build projects for municipalities throughout Florida, New York and Texas.


Over 26 years of contractor experience in Infrastructure Construction with an emphasis on Estimating, Project Management, Design Build and QA/QC Management.
Design Build experience since 2011

FABIO ANGARITA - Civil Engineer, Project Manager

CHRISTOPHER LAZZARI Fabio Angarita has successfully completed a over $60 million of municipal projects in highly urban environments throughout Dade County, Florida including storm sewer projects, storm sewer pump stations, force mains (PCCP & DIP), sub-aqueous crossings, roadway, and neighborhood improvement projects over the past decade.


Over 15 years of Contractor experience and Project Management of Infrastructure Construction.
Underground Utility Construction from 4” to 84” Pipelines.
Civil Engineer.