Who We Are


Colmex Team

Roman LopezRoman Lopez, Co-Owner and Founder of Colmex Construction LLC.  


Roman manages and maintains a team of experts. Highly focused and hardworking Construction professional with a solid technical background and work ethic.Originally from Colombia where he studied Industrial Engineering and worked in his family business as a Set design-built professional for some of the most prestigious TV channels in the Country developing a high regard for both esthetics and functionality.   Roman has been involved in the construction industry for over a decade across a wide variety of residential and commercial building projects. Adept at coordinating with building and engineering professionals for every project stage. Strong multitasker with exceptional skill in functioning well in a high-pressure work environment.



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Angelica Rivera, Co-Owner.


An experienced highly reliable and focused business manager professional with an exceptional client service record and extraordinary depth of construction administration. She has the unique ability to merge her financial skills with a detailed knowledge of the construction industry to develop systems for reducing costs without sacrificing quality. She participates in all phases of projects maintaining regularly communication with every customer through the process to ensure that every client is well updated on the progress of the project.  She ensures that projects are progressing within budget, and time, and that all financial reports are done with frequency and accuracy.


Angelica has received numerous recognitions, recently awarded with the Hispanic Chamber of Commerce “Excelencia Award” and Entergy’s “Power of the People Award,” her leadership at Colmex has established a reputation as one of the leading commercial and residential General Contractors in the New Orleans Metro Area. 


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Christian Pazos, Project  Manager/ Designer. 

Planning Department.

He joined Team Colmex in early 2015.  With over 12 years of practice in all aspects of the architectural and construction profession Christian is a hands-on professional with seasoned skills. He has experience as a designer and project/construction manager. He works extremely well in teams and is no stranger to tight deadlines and budgets. He can efficiently lead a team including sub-contractor, architects and engineers, to produce competent quality design and construction. Highly organize, meticulous, detail oriented and perfectionist.  Education includes Architecture degree at Universidad de San Buenaventura in Colombia.  Since 2007 Christian focus has turned to residential, commercial and educational projects. During this time, he has actively contributed to the design and construction management of international corporations including Gillette, Kraft Foods, Newell Sanford, the AIA design award winning Patrick F. Taylor Science and Technology Regional Academy, and Sanchez Community Center amongst others. 



Gonzalo Olivar, Project Coordinator – Historic Renovations Specialist.

Planning Department.

He started the basis of his studies in Argentina where he acquired knowledge in different construction areas, Gonzalo is known by his perseverance, strength, teamwork and predisposition to achieve goals.  His passion for architecture and construction has led him to continuously improve his knowledge and abilities to contribute Team Colmex in the coordination of residential and commercial projects, especially in the historic areas of New Orleans.





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Humberto Rodriquez, Project Coordinator.

Planning Department.

He holds an Industrial Engineering Technician degree in Honduras.  He moved to USA and he continue his career by applying his technical expertise into the construction field.  With 16 years of experience, Humberto has capability to develop strategies to maximize productivity in a short period. He continuously assists Team Colmex with its growth through a combination of creativity and problem solving skills.




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Wendell “Butch” Sanderson, Project Coordinator – Master Plumber. 

Plumbing Department.

A con-decorated war Veteran who received a bachelor's degree in aircraft technology.  After a successful career, he was honorably discharged and decided to explore the plumbing world and get involved in the construction industry.  He achieved his master plumbing license and has been working in the field for over 18+ years. Butch brings to Team Colmex an exceptional and resourceful set of skills to handle multiple projects simultaneously with high professionalism and accuracy.




Mary Maxwell, Accounting Manager. 

Accounting Department.

A native New Orleanian who holds a degree in Accounting. Mary has a unique background in business having worked on almost all levels within both the non-profit and corporate arena. She takes pride in her job and believes in teamwork. Her primary duties include making sure the company finances are in order, all required documents for the company are up to date, handling all accounts payable and accounts receivables, correspondence with clients, being very involved in the day to day work process and being on top of a problem to resolve it as soon as possible.





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Carlos Centeno,  Operation Manager. 

Operations Department.

A native of Nicaragua, Carlos has worked with Colmex since 2014, he holds a degree in Business Administration and a Minor in Marketing.  In his 11 years of experience in the construction industry Carlos has successfully supervised, managed or been significantly involved in an array of federal recovery projects in Louisiana, South Carolina, and Texas. Carlos has worked extensively in coordination with FEMA, OSHA, the USACE, local Parish authorities, and other parties to successfully accomplish the EMS (Emergency Management Services) projects. He has also gained numerous experience in the construction industry and is currently certified as a Building Analyst and Envelope Professional.


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Maria Belen, Office Manager - Front Desk.

Operations Department.

A native Argentinian, Belen has outstanding interpersonal, customer service, and organizational skills. Responsible for providing a friendly welcome and high-quality service to every costumer that reaches out to Team Colmex. Belen is constantly portraying a highly professional image of the company and paying particularly attention to guest satisfaction, she is the perfect example of excellent customer service and team-player attitude.




teamOur team carried out a joint action, each individual contributes different skills to give a single result, "the satisfaction of our customers." It means that our team is effective and efficient, this is because all those working towards a common goal, are a group of players who are on the same team. Each member of our team has a specific training and skill in each of the various construction activities, resulting in a high yield of each project we accept.

Construction Colmex family consists of individuals who are committed to company values and is proud to be part of our culture.

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Contact Us

  • 4334 Earhart Blvd.
    New Orleans LA 70125
  • 1-888-5COLMEX
    (1-888-526 5639)