The OCC Team

Our Management Team

yanelys gonzalez

Yanelys Gonzalez


Yanelys Gonzalez founded OCC in 2000. She is fully bilingual in English & Spanish and holds a Bachelors Degree in Mechanical Engineering obtained in Ciego de Avila University, Cuba (UNICA) and a Masters Degree in Administration. She is also an active member of the Building Service Contractors Association (BSCAI). Her experiences in the building service industry has helped her understand, plan and create unique strategies to preserve loyal clients and deliver constant and optimal customer service that exceeds expectations. Her specialty is client retention and business strategy. Yanelys is also responsible for training the customer service department and marketing department.

Yanelys currently lives in Broadlands, VA where she enjoys relaxing with her husband, son and two puppies Paco and Loli.


Nelson Gonzalez Jr. 

Operations Manager

Nelson Gonzalez Jr. has served as the Operations Manager of OCC since 2008. Nelson is a graduate of Engineering Sciences University in La Habana Cuba (CUJAE) with a degree in Metallurgical Engineering. His professional career in Commercial Building Services starts back in 2000. In his role, Nelson takes care of the company logistics, organization, and supervision - managing around 30 employees.

Nelson currently lives with his wife and son, Daniel in Broadlands, VA and enjoys biking, playing baseball and riding ATVs.

Our Team

Karen Solis

Karen Solis

Operation Team/Porter

Reston and Fairfax area

Has been with OCC since 2018

Karen is a high school graduate with 6 years of experience in building maintenance. She is a great multi-tasker, fast learner, honest, caring and fully trained to understand any clients' needs. Karen is capable of adapting to different environments quickly and is able to perform cleaning in different property types from small to large. She will always deliver the same outstanding service for all her projects.

She currently lives in Sterling, VA with her husband and son. Karen is a very funny person who loves to spend time with her family.

Mariella Coreas

Mariella Coreas

Operation Team/Customer Service/Porter

Manassas area

Has been with OCC since 2012

Mariella has a college degree in Basic Education and has been living in the NOVA area with her husband and two sons for 15 years now. She has previously worked as a babysitter, at restaurants, and residential cleaning for 10 years. Mariella is bilingual, caring, family-oriented and has developed excellent customer service skills that exceed the expectations of those under her care.

Nahomi Taouil

Nahomi Taouil

Operation Team/Porter/Detail Cleaning Specialist

Has been with OCC since 2013

Nahomi has spent most of her work life in the cleaning industry. She is fully trained in residential and commercial cleaning and her strengths are being meticulous and understanding OCC's service delivery. Nahomi is also very reliable, caring, family oriented, knows how to put a smile on her clients' faces. We are grateful to have her on our team.

She currently lives in Sterling with her husband and her favorite activity is keeping contact with her family in Venezuela.

Guadalupe Martinez

Guadalupe Martinez

Operation Team/Area Supervisor -

South Riding- Ashburn Porter

Has been with OCC since 2019

Guadalupe is one of our newest additions to OCC. She is a hard worker who is dedicated to perfection and devoted to always satisfying clients. She has years of experience in customer service, with previous jobs in banking and travel agencies, with more than 10 years of experience in the hotel industry where she oversaw more than 37 employees to assure quality work delivery. Guadalupe specializes in commercial cleaning for banks.

She currently lives in Herndon, VA with her husband and likes to spend time with her family and friends.

Johanna Hernandez

Johanna Hernandez (Jackie)

Senior Porter

Dulles area

Has been with OCC since 2018

Jackie is a high school graduate and bilingual. She is a dedicated worker who has beeen in the janitor industry for 12 years now. Her experience as a porter is truly unbeatable. Jackie's specialties are large properties and serving dedicated clients that provide comfort to their employees' workplace.

During her free time, she likes to spend time with her family and two sons.

Epifanio Varela

Epifanio Varela


Reston area

Has been with OCC since 2019

Epifanio is a professional welder. He has worked most of his years at a construction management company as a Superintendent. He is honest, a fast learner and a hard worker to say the least. OCC has trained him to serve as a porter in large properties and is currently in charge of over two hundred thousand square footage commercial properties. He ensures the business runs their daily operations smoothly.

Epifanio is a father and dedicated husband and currently lives in Manassas, VA.

Carmita Sanchez

Carmita Sanchez

Porter/Area Supervisor

Herndon and Reston areas

Has been with OCC since 2016

Carmita started her journey at OCC as a night crew shift cleaner and her detailed cleaning skills and 12 years of experience in the cleaning industry soon brought her to be part of the operation team and crew shift staff. She is friendly, shy and very reliable.

Carmita currently lives in Herndon, VA with her 4 sons and husband.

Nancy Ortiz

Nancy Ortiz


Sterling area

Has been with OCC since 2017

Nancy is a high school graduate and bilingual with experiences in commercial cleaning, daycare cleaning, and after construction cleaning.

Nancy currently lives in Sterling with her family and likes to hike, watch movies, and listen to music.

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