About Us

various types of energy engineering, such as energy procurement, energy audits, renewable conceptual layouts, and sustainability benchmarking.  This experience diversified into building commissioning and energy modeling—this involvement resulted in Jessica becoming a Certified Building Commissioning Professional, HERS Rater, and NGBS Verifier.  In addition, Jessica has vast exposure in project management, construction administration, and extensive experience with utility energy incentive programs.  All these connections and contacts pushed Jessica to open her firm, Harris Energy Solutions, in 2017.

Fun Facts:

• Jessica is blessed with two children, an older daughter and a younger son.
• Jessica loves hiking with her husband and children on Sundays (weather permitting.)
• Jessica recently published her first children’s book “Bernie’s Escape from Ong” about the dangers of plastic pollution in the ocean.
• Jessica loves to travel and has been all over the world exploring different cultures and food!

He graduated from SUNY Maritime College in 2009 and immediately started work in the energy consulting field.  With extensive hands-on knowledge in Energy Auditing, Commissioning, and Retro-commissioning, he took a strategic career path change from consulting to being an owner’s representative for New York City.  At DCAS Energy Management, his role was to mass implement Energy Efficiency Projects for all building typologies and demonstrate the validity of energy savings after implementation.   His unique experience allows him to bring perspective in both engineering theory and the practical challenges in designing and executing implementation programs at a large scale.

Fun Facts:

• Outside of work, Deng likes to play with his two (2) sons.
• Deng has developed a fond appreciation of talking a walk after dinner with his eldest son.
• Deng finds it to be very therapeutic and calming, especially after a hectic day.
• Deng also enjoys singing Karaoke. His wife gave him the nickname “The Karaoke Machine.”

Abigail has been an Energy Analyst for Harris Energy Solutions since 2019. She has a passion for sustainability and relates to science, technology, engineering, and mathematics.   Her diverse experience includes building modeling, solar design, data collection, and analysis. In addition, her interest in education and environmental sciences drives great strengths in research and development, critical problem solving, and analytical thinking.

Fun Facts:

• Outside of work, Abby is studying Elementary Education at Texas State University! Eat ’em up cats!
• Abby enjoys hiking and spending as much time outside as possible.
• Abby also enjoys relaxing and listening to music, her favorite artist right now is Harry Styles.
• Abby’s dream vacation would be an all-expenses-paid year-long trip to Europe!   [Harris Energy better start getting international contracts!]

He is passionate about learning and has a constant thirst for knowledge. From initially integrating a barcode system at a medical clinic to collecting and compiling data for energy audits, Johan’s strong analytical skills prove to be one of his greatest assets. He is currently studying to get his EIT certificate and will eventually become a certified PE.

Fun Facts:

• Johan’s favorite dish is a Mexican Torta, aka a sandwich that comes in many different styles and fillings.
• Outside of work, Johan is very into movies citing “WALL-E” to be his favorite film.
• Johan loves to watch soccer and is an active supporter of Arsenal FC.
• One of Johan’s dreams is to visit every state and major city at least once.

with a bachelor’s degree in Mechanical Engineering and a Sustainable Architecture and Planning minor. She is interested in sustainability due to her experience in her home country, the Philippines. Due to their lack of reliable power sources, Leamari wants to gain experience in various types of energy engineering so that she can one day apply it to homes in the Philippines. Her experience includes building modeling along with data collection and analysis which strengthens her critical thinking and problem-solving abilities.

Fun Facts:

• Because of the TBI (Texas Bioscience Institute) Program in her school district, Leamari earned her associate degree one month before graduating high school
• Leamari was a cofounder of Texas A&M University’s first SATB chorus made up ONLY of engineering students
• Leamari’s dream home is a penthouse right across Central Park, overlooking NYC’s skyline
• Her favorite stress reliever while in college was dancing while doing karaoke with her closest friends in College Station (Whoop!)

Reba has been a data analyst for 5+ years in a multitude of fields including healthcare, government contracting and financial. She is well known as the excel wizard due to her extensive high-level skills. Her various experiences include data analytics, business process modeling, and project management. Her love of numbers and data has given her an advantage when it comes to analytics and data story telling.

Fun Facts:

• Along with Reba’s 2 children (boy and girl), she has 4 dogs (1 german shepherd and 3 pit mixes) and a leopard gecko named Bruno
• Outside of work, Reba’s hobbies include baking, writing and graphic design
• Before majoring in Business, Reba was a journalism major
• Reba was, in fact, named after the country singer, Reba McEntire

During her time in college, she found that she had a passion for sustainability and, specifically, the intersection of water, waste, and energy management. What started as an internship at the CUNY Building Performance Lab launched her career in building energy through data analysis and consulting projects for the City of New York. At CUNY BPL, she was responsible for whole-facility and portfolio-level assessments of energy conservation measures, as well as collaborating with other members of senior management to direct the strategic vision of the organization as a whole. She maintained her focus on the water-energy nexus by leading the organization’s efforts with the NYC Department of Environmental Protection to monitor and reduce the carbon emissions associated with energy-intensive water treatment processes. Jillian is excited to bring her technical expertise as well as her strategic visioning to HES and its diverse network of clients.

Fun Facts:

• Jillian is a trained martial artist and has a 3rd Degree Black Belt in Tae Kwon Do.
• One of Jillian’s favorite hobbies is dancing. She’s practiced in Salsa and Bachata and loves to go to the outdoor dance events hosted at Bryant Park in the summer.
• Whenever Jillian visits a new country, she tries to go hiking in one of the national parks. Her favorites so far have been Cinque Terre in Italy, Wicklow Mountains in Ireland, and the Masaya Volcano in Nicaragua.
• During quarantine, Jillian started a TikTok series about sustainability. One of her biggest passions is trying to make waste and energy reduction techniques accessible to people who aren’t professionals in the field.