ECOM Construction &
Development Services, LLC
ECOM Construction &
Development Services, LLC
“All men dream: but not equally. Those who dream by night in the dusty recesses of their minds wake up in the day to find it was vanity, but the dreamers of the day are dangerous men, for they may act their dreams with open eyes, to make it possible.”
__ T.E. Lawrence, Seven Pillars of Wisdom: A Triumph
With over 35 years of experience in the construction industry, Oscar is an Architect of Mexico, who is responsible for overall contractor performance. He can motivate his team through effective interpersonal skills. One of his responsibilities is to provide appropriate and adequate resources to ensure the project is successful regarding schedule, budget, and construction quality. Oscar has a strong track record of successfully completing multi-million-dollar construction projects. Oscar’s honest, straight-forward communication is well respected when challenges arise.
Patty has over 30 years’ expertise in construction. She obtained her MBA in 2013 and BS in 2011 from the University of Phoenix, received Project Management Professional Certification from UTEP in 2017 and Graduate – Project Management Certification from Park University in 2020. As a full-time mother, employee, and student, it is obvious her personal and professional life are great examples of her ability to complete projects and tasks while managing a team of people. Staff and clients trust Patty, as she shows no limitations when it comes to diligent organization and assiduous labor. Using her knowledge and skill through hands-on experience, Patty has shared her wisdom and kind guidance to promote office productivity and efficiency within the ECOM staff and beyond.
When she is not managing ECOM operations, Patty enjoys letting the wind blow through her hair during motorcycle trips with her husband. Plus, spending calmer days with her 4 children and 7 grandchildren by creating lasting memories.
With a strong background in Kinesiology and Exercise Science and a passion for performance, Paulina Valencia originally set out to build a career as a strength and conditioning coach. To pursue that goal, she moved from El Paso to San Antonio, Texas, where she furthered her education at The University of Texas at San Antonio and earned her Bachelor’s degree in Kinesiology and Exercise Science.
After completing her undergraduate studies, Paulina made the decision to pivot her career path and return home to pursue broader professional opportunities. Inspired by her father’s legacy and driven by a desire to expand beyond the gym and into the business world, she joined ECOM Construction & Development Services as a Project Engineer where she continues to grow her knowledge in business operations, project coordination, and organizational leadership.
Paulina is also proud to be graduating with her master’s in business administration in May 2026 from The University of Texas at San Antonio, with a concentration in Project Management, reflecting her commitment to professional growth and long-term success in the construction and business industries.
With over 14 years of experience in the construction industry, Valerie Castillo has built her career from the ground up, bringing extensive knowledge of both field operations and financial management.
Her journey began in purchasing at a plumbing warehouse, where she developed a strong foundation in procurement, materials coordination, and vendor relations. From there, she advanced into earthwork subcontracting, gaining valuable hands-on experience and learning every layer of the construction business—from field operations to project execution.
Valerie later transitioned into general contracting, where she mastered the financial and operational side of construction, including accounts payable, accounts receivable, job costing, work-in-progress (WIP) reporting, and full-cycle accounting. Her ability to bring clarity, structure, and strategic oversight to every project has made her a trusted leader behind the scenes.
She holds an Associate of Applied Science (AAS) in Accounting, Business, and Economics and is currently completing her Bachelor’s degree in Accounting, demonstrating her continued commitment to growth and professional excellence.
Known for her precision, strong leadership, and bold mindset, Valerie believes success in construction comes from combining technical expertise with polished professionalism—proving that strength and refinement can coexist in a hard-hat world.
Above all, her greatest motivation is being a mother. Her 9-year-old son inspires her to continue building, growing, and creating a future they can both be proud of.
Chris McNulty is the Safety and Quality Control (QC) specialist at ECOM Construction, bringing a wealth of experience from his diverse background. A proud Marine Corps veteran, Chris embodies discipline and a commitment to excellence in every task he undertakes. In addition to his extensive experience in the construction industry, Chris holds an Associate’s degree in Automotive Science and a Bachelor’s degree in Computer Science, applying a unique blend of technical knowledge and leadership skills to ensure the highest standards of safety and quality on all projects.
Chris’s military background, combined with his hands-on construction experience, equips him with a strong attention to detail and a focus on compliance, making him an essential part of the team. His dedication to safety and quality control plays a vital role in maintaining a secure and efficient work environment.
Kawauney Cortez is an Undergraduate on her way to obtain an Associate of Arts in Accounting, Business, and Economics. While Kawauney may be in the process of pursuing her degree, she is eager to grow into the company as a Project Accountant. As a Project Accountant, Kawauney oversees the project's budgets, costs, and financial performance.
Something that Kawauney enjoys about her job is her contribution to the team with the ongoing projects and her ongoing development in the company. In her personal life, Kawauney enjoys nature and is passionate about mountains, forests and lakes.
With over 30 years of experience in the construction industry, Adrian is a hands-on Superintendent known for his commitment to quality, teamwork, and results. Specializing in multi-family projects, he brings a strong background in framing and has successfully led construction efforts in two different states.
Adrian takes pride in meeting schedules and staying on budget, ensuring each project runs efficiently from start to finish. He is a dedicated leader with a solid grasp of field operations and a proven ability to motivate teams. Known for his strong leadership and attention to detail, Adrian consistently delivers high-quality work.
In addition to his technical skills, Adrian knows a bit of sign language and values clear communication on and off the job site. His passion for construction, hands-on approach, and deep industry knowledge make him a key asset to any project team.
Abril Enriquez is an Administrative Assistant at ECOM Construction and Development Services, where she supports daily operations, project coordination, and documentation management. She brings strong organizational skills, attention to detail, and a commitment to efficiency in supporting teams and ensuring projects run smoothly.
Prior to joining ECOM, Abril built a strong foundation in education, where she served as a teacher and instructional leader. She has experience as a data coach, analyzing student performance, driving results through data-informed decisions, and supporting team development. Her background in leadership, organization, and accountability allows her to bring a structured and results-driven approach to her work.
Abril is passionate about continuous growth and is dedicated to contributing to team success while expanding her knowledge within the construction industry.