Our company and its staff bears the ultimate responsibility for ensuring that our projects are thoughtfully planned, staffed, engineered, and executed in accordance with client requirements and the deliverables that we produce. Our successful track record is largely a result of our commitment to fostering long-term relationships and building hands-on project teams to support each client's unique business needs. Our experience has proven that this practice improves interaction and communication, and maintains a continuity of processes, systems and standards.



ENTECH provides a wide variety of services from conceptual design and feasibility studies through the detailed design and full project execution tailored to meet both the project and our customers’ requirements.

Feasibility Studies
Site Selection and Due Diligence
Master and Conceptual Design
Envioronmental Site Assessment
Environmental Impact Statement
Solid Waste Managment
Storm Water Pollution Prevention Plans
Spill Prevention Control & Countermeasure Plans
Environmental Audits
Sanitary Sewer Evaluation
Infiltration and Inflow Analysis
GIS Services
Sewer Mapping
Sewer Evaluation Survey
Flow Monitoring Services
CSO Control Plans & Monitoring
Field Data Collection & Management
SSO Elimination Plans
Project Coordination
Quality Control and Assurance
Constructability Review
Value Engineerng
COnstructuion Observation
Contract Management


ENTECH Design, Engineering Technologies and Project Management P.S.C. is an engineering firm founded in 2006 by a multid is ciplinary staff with 50+ combined experience. We provide consulting, planning, engineering and architectural design, environmental and project management services to both public and private clients.

ENTECH is active in multiple market sectors, including commercial, industrial, infrastructure, environmental and residential. We have the capability to see a project through it sentireli fecycle from planning to construction. Animportantaspect of our success is that wemaintain a relationship with our clients long after their projects have been completed, evidenced by our high percentage of repeat business. Ourteam has the talent and experience to provide innovative solutions to difficult challenges while being capable of overcoming and excelling in allaspects of theplanning, design and construction phases.We invite youto explore ourwork and learnwhat ENTECH has tooffer.

Our Mission

At ENTECH we are committed to develop practical strategies aimed at delivering projects on schedule,within budget and with the highest level of quality to accomplish customer’sgoals.



Pedro R. Quirós Pierce, P.E., M.E.
Over 14 years of experience in theplanning and design of infrastructure, industrial and residential projects including water and wastewater infrastructure,roadways and industrial facilities. Participated in thepreparation of environmental impact statements and permit applications for major infrastructure, industrial and residentialprojects.
Roberto López Esquerra, P.E., M.E
Over 15 years of experience in thedesign and construction of civil, highways, water and wastewater projects as well as commercial and industrial facilities projects. Extensive experience in project management, costestimating and scheduling as well as general and environmental permitting compliance. Proactive, quality-driven professional with firstrate skills directing large-scale construction projects.
Javier A. Quirós Pierce, P.E., M.E.
Overthirteen (14) years of progressive experience in the planning, analysis and design of structural engineering projects. Designed and managed a widevariety of structural engineering projects such as commercial and industrial facilities, residential condominiums and transportation projects.
Kevin M. Crespo, P.E.
Project Manager / Safety Trainer
Overfourteen (15) years of experiences anitarysewe revaluation and rehabilitation projects across north central, south central and south east United States and in the Puerto Rico areas. Having occupied positions from crew leader to project manager has given him the opportunity to acquire handson experience as well as managerial skills and knowledge. Vast experience in the use of multiple brands of Flow Monitoring equipment, trouble shooting, data analysis and interpretation, flow level alarming equipment, Inflow and Infiltration (I/I) studies, sewer systems investigations and condition assessments, including investigation methods such as CCTV, smoke testing and dye testing.Over five (5) years of experience instructingcrews in safety regulations and procedures such as the use and maintenance of personal protective equipment, Hazardous Communications and Confined Space Entry.
Edgardo J. Berrios Rojas, P.E.
Over 6 years of experience in the inspection of comprehensive remodeling and new building construction for both public and private sector projects. Extensive knowledge on supervision of daily construction activities in the field and toper formall kinds of project management tasks. Efficient, organized professional committed to deliver high quality services and surpass client expectations
DianysArocho Salgado, E.I.T.
Overseven (7) years of experience in various fields of civil engineer. Relevant experience managing PRASA’s GIS database and other GIS analysis for sanitary sewer evaluation and rehabilitation projects. Preliminarydesign of highways and technical environmental studies. Experience coordinating and supervising several construction projects in Mexico and Puerto Rico. Excellent GIS managing skills in addition toother technical computer programs. Performed steady hydraulic modeling to determine flood levels and limits along creeks and rivers. Assisted in the design and construction of several sustainable engineering projects, including greenroofs and energy consumption analysis for transportation infrastructure.
Amy L. Pérez Poueymirou, AIT
Over 8 years of progressive experience in the development and design of architectural projects including educational, industrial, recreational, commercial, institutional and residential facilities.
Sara Caro Otero, P.E.
Over 10 years of experience in the inspection and management of construction projects. Experience inspecting Puerto Rico Aqueducts & Sewer Authority (PRASA) projects. Participated in infrastructure projects including water and waste water infrastructure, and residential projects. Collaborating with projects related to the Federal Emergency Management Agency (FEMA), Puerto Rico Department ofHousing and the Governor’s Authorized Representative (GAR).
Samuel Maldonado Sosías
Over 15 years of experience in projectmanagement and design of civil engineeringresidential, commercial, industrial, and infrastructure projects.
Janira Soto
David Vazques
Luis Santiago
Mr. Colondres has over 6 years of infiltration/inflow, water system monitoring, and sewer system evaluation experience. As Field Technician, he is responsible for day-to-day field operations. Mr.Colondres has experience in flow monitoring, capacity analysis, and I/I reduction projects. His duties include site locations of flow meters, installation and servicing of flowmeters, manhole inspections, night flow isolations, smoke testing, dye testing, and GPS. In addition, Mr. Colondresper for msmanhole inspections and sewer line smoke testing associated with sanitary sewe revaluation surveys. Additionally, he performs equipment inspections and calibrations, regulates confined space work, and monitor scompliance to health and safety policies.


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1665 Ave. Victor M. Labiosa Ste. 304
San Juan, PR 00926-4151


PO Box 145236
Coral Gables FL 33114


Puerto Rico


© Copyright 2014 ENTECH

Design, Engineering Technologies and Project Management P.S.C.