WHAT WE BELIEVE IN

At ESM Engineers, our culture thrives on a steadfast commitment to excellence, collaboration, and innovation. We celebrate the diverse talents and perspectives of our team members, creating an inclusive environment where everyone has the opportunity to thrive.

Our four main values include:

COLLABORATION

At ESM Engineers, our collaboration thrives on assertive communication, which we believe is essential for excellence. We maintain respect for each individual and recognize personal limits while working together across different countries.

1

diversity

At ESM Engineers, we view diversity as a vital value that enriches our company culture. Our team members bring a wide array of backgrounds, customs, and perspectives, fostering an inclusive environment that drives creativity and innovation. By collaborating with colleagues from different countries, we create unique opportunities for professional growth while exchanging fresh ideas.

2

CREATIVITY

At ESM Engineers, we believe that engineering is more than just calculations and blueprints—it’s an art form. We merge creativity with technical expertise to design solutions that are as visually compelling as they are structurally sound. Whether it's architectural elegance, innovative structural designs, or seamless integration of function and form, we bring artistry and precision together to create spaces that inspire.

3

4

development

We are dedicated to fostering a culture of continuous learning and growth through comprehensive training and mentorship programs. These initiatives empower our team members to not only enhance their skills but also to accelerate their career advancement, equipping them with the tools and knowledge necessary to excel in their roles.

PROFESSIONAL

our team

Bryant colino, p.e

PRINCIPAL
Bryant Colino is a seasoned Professional Electrical Engineer with over 20 years of experience in the commercial, industrial, and government sectors. As the founder and owner of ESM, he has positioned the firm as a leader in delivering turn-key project solutions. He maintains excellent communication with the team and establishes a strong organizational culture.
Jhonathan Rojas

BIM COORDINATOR
Jhonathan Rojas is a detail-oriented With expertise in data centers and MEP integration. He specializes in power systems and utilizes tools like ETAP and AutoCAD to work collaboratively with multidisciplinary teams, ensuring the delivery of high-quality BIM projects. He enjoys reading and watching movies, reflecting his balanced approach to life and career.
SEBASTIAN MADARIAGA

MECHANICAL ENGINEER I
Sebastián Madariaga Escobar is a mechanical engineer specializing in HVAC design and project management for U.S.-based buildings. He ensures energy-efficient MEP solutions using tools like Revit, AutoCAD, and Trace 700 while collaborating with multidisciplinary teams.
Derrick Smith

MECHANICAL ENGINEER II
Derrick Smith is a Mechanical Engineer II and HVAC specialist with over a decade of experience in designing and commissioning mission-critical systems. He specializes in modular chilled water plant design and MEP projects, using tools like CAD and CHVAC.
VALERIA TOLEDO

OFFICE MANAGER
Valeria Toledo is a highly efficient Office Manager and Executive Assistant with a strong background in business administration and modern languages. She excels in managing proposals, government contracts, and marketing initiatives while overseeing operational logistics, including billing.
MIGUEL VILLARROEL

HIGH VOLTAGE SPECIALIST
Miguel Villarroel is a highly experienced High Voltage Specialist with decades of expertise in electrical systems management and QA/QC inspection. He excels in high-voltage systems and power simulations, utilizing tools like AutoCAD and ETAP. Married for 29 years, he balances technical skills with personal values.
GERTRUDIS MARROQUÍN

ARCHITECTURAL ASSOCIATE
Gertrudis Marroquín is an innovative architect skilled in project estimation, BIM modeling, and administrative project support. She brings creativity and technical precision to her work with tools like Revit and AutoCAD. Fluent in Spanish and English, Gertrudis finds inspiration in music and watercolor painting, balancing her analytical and artistic talents.
ALEXIS SHEALEY

ELECTRICAL ENGINEER I
Alexis Shealey brings expertise in Power Analysis, Power Distribution Systems, Circuit Design, and Project Management. Beyond engineering, Alexis is also a certified Basketball Personal Trainer, showcasing a commitment to fitness and teamwork. With a strong work ethic and attention to detail, Alexis is an invaluable asset to our team.
VALENTINA MORALES

ELECTRICAL ENGINEER I
Valentina Morales, an accomplished electrical engineer, brings a wealth of expertise in Arc Flash and ETAP systems to our team. Growing up in a family of engineers, she developed a deep passion for the field from an early age. Known for her unwavering perseverance and constancy, Valentina is dedicated to delivering innovative and reliable solutions.