Dr. Marco J. Castaldi


Dr. Marco J. Castaldi is the Director of EEC|CCNY and is an Associate Professor of the Chemical Engineering Department at City College of New York.  Dr. Castaldi is a globally recognized expert in the field of waste to energy and specializes in the field of combustion and catalysis.  Prior to academia, Dr. Castaldi worked in industry for 8 years as an R&D engineer and then as a manager at Precision Combustion Inc.  Dr. Castaldi has a Ph.D in chemical engineering from the University of California and to date, he has approximately 60 peer-reviewed research articles, 32 peer-reviewed conference papers, 3 book chapters, and 11 patents in the fields of catalysis, combustion, and gasification.


Demetra Tsiamis

Associate Director

Demetra Tsiamis is the Associate Director of EEC|CCNY.  Ms. Tsiamis manages all applied research programs at EEC|CCNY.  She is the lead engineer on several technical due diligences and has led research programs on waste conversion for companies and organizations such as Covanta and the American Chemistry Council.  Ms. Tsiamis also leads the public outreach efforts of EEC|CCNY to form research partnerships with government agencies and municipalities, one of which is the Department of Sanitation in the City of New York.

Ms. Tsiamis received an M.S. in chemical engineering from Columbia Univeristy and a B. E. in chemical engineering from The Cooper Union with a minor environmental engineering.  Her expertise is in gasification and pyrolysis of MSW with a focus on non-recyclable plastics.

Resident Research Associates

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Shalmali Bapat

Shalmali Bapat is a Research Associate at EEC|CCNY. She obtained her B.E. in Chemical Engineering from the University of Mumbai and MS in Chemical Engineering from the Columbia University. She is currently involved in corrosion and gasification projects at EEC.


Michael Lugo

Mr. Michael Lugo is a Research Associate at EEC | CCNY. Mr. Lugo obtained his BS and MS in Chemical Engineering from the City College of New York. His thesis project involved the characterization of the kinetics of the steam - methane reforming reaction performed using a new type of catalyst. Mr. Lugo has experience with facility design, building and characterization.



Tasnuva Moutushi

Tasnuva Moutushi is a Research Associate at EEC|CCNY. She obtained her B.E. in Chemical and Molecular Engineering from Stony Brook University and is currently a PhD candidate in The City College of New York. At present she is involved in landfill gasification and waste-to-energy ash utilization projects. Her research interests include catalysis and sustainable waste management.



Deepak Sharma

Mr. Deepak K. Sharma is a Research Associate at EEC|CCNY. Mr. Deepak Sharma obtained his B.E. in Chemical Engineering from University of Pune, India and M.E. in Chemical Engineering from City College – CUNY. During his master’s he worked on a thesis focused on Municipal Solid waste (MSW) Diversion from Landfills: Recycling and Waste to Energy facilities. His research interests include analyzing ash from multiple WTE facilities and developing suitable treatment methods for ash utilization, analyzing and testing alloy formulations for high temperature corrosion resistance in various corrosive environments. He is also heavily involved in various projects with the EEC|CCNY team.

Research Associates


Rainiel Baez

Rainiel is a sophomore studying chemical engineering and minoring in chemistry and math at CCNY.  He is currently involved in the DSNY reuse sector assessment project, corrosion investigation, and plastics pyrolysis research  at EEC|CCNY.  His areas of interest in sustainable waste management are: corrosion (material science), landfills, and biomass.


Grace Correa

Grace Correa is a rising senior at the City College of New York. She attends the Grove School of Engineering and is currently studying in the field of mechanical engineering pursuing a Bachelor's Degree. As of now, she is conducting research regarding plastic waste fuel efficiency and emissions in a gas turbine engine at EEC|CCNY. Her interests include renewable energy in internal combustion engines, as well as armament research and development.

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Yaye Anta Diallo

Yaye Anta is a sophomore pursuing a chemical engineering degree at The Grove School of Engineering at CCNY.  Her love for chemistry dates back to her early years of highschool in Senegal, West Africa, Her passion for engineering led her to the United States three years ago. Yaye Anta is very interested in new ways of creating energy and natural gas. She is currently working in the EEC|CCNY lab where she helps with analyzing gas samples via Micro-GC and GCMS.  Yaye Anta is also involved in the DSNY Reuse Assessment Project.


Joseph Figueroa

Joseph is a junior chemical engineering student at CCNY.  He is interested in bio-waste to energy, more specifically on how to treat municipal waste in large metropolitan areas to reduce the waste's environmental impact.


Xing Huang

Xing is a junior chemical engineering student at CCNY.  Her interest lies in waste to energy management and the use of catalytic ashes.  She is currently involved in corrosion research at EEC|CCNY.


Yacine Ndiaye

Yacine Ndiaye is a sophomore in the Grove School of Engineering pursuing a degree in chemical engineering. Her passion in chemistry began in her early years in high school and her excellence in chemistry earned her an American Chemical Society scholarship and inspired her to pursue a degree in chemical engineering. She is a member of the CCNY Engineers Without Borders and is currently working on an energy auditing domestic project. She is training to work with SEM and bomb calorimetry. She is interested in the conversion of waste into energy and is involved in the New York Department of Sanitation reuse sector assessment project.

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Koffi Olympio

Koffi is a junior chemical engineering student at CCNY.  He is interested in data analysis and energy from waste.


Riliwan Sanni

Riliwan Sanni is a senior chemical engineering student at the City College of New York. He is interested in practices that will make earth more sustainable and that led him to join EEC|CCNY. He is currently part of the SWPS research team that is studying a process that will convert wet waste to useful energy.


Alex Thomas

Alex is currently a sophomore pursuing a chemical engineering degree at CCNY.  His interests lie in corrosion processes that occur inside various reactors including gasifiers.

Alumni of EEC|CCNY


Dane Fearon

Process Engineer, Corning Inc.

Dane Fearon graduated in 2017 from the chemical engineering program at CCNY with Magna Cum Laude distinction.  Dane joined EEC|CCNY in February 2015 and his research included analysis of plastic waste for energy recovery and gasification reactor design.  Dane attended the Tokyo Institute of Technology (Titech) in Japan as  part of the EEC|CCNY international research collaboration program to conduct research on converting debris from natural disasters into energy.  Dane now works as a process engineer in the Management, Technology, & Engineering Division of Corning Inc.


Melissa Torres

Process Engineer, Corning Inc.

Melissa Torres  is a recent graduate of the chemical engineering program at CCNY and was a member of EEC|CCNY since August 2015.  Her research at EEC|CCNY included the use of non-recyclable plastic as an energy source  and metal recovery from multi-layer plastics packaging.  Melissa also was involved in the pilot scale and prototype testing of the SWPS wet waste gasifier.  Melissa now works at Corning.



Annette Scotto

Solid Waste Coordinator, HDR Inc.

Annette is a recent graduate of the environmental engineering program at the CCNY and had been a member of EEC|CCNY since April 2016.  Annette worked on various projects at EEC|CCNY including landfill waste characterizations and market analysis on the reduction of sulfur emissions from marine vessels.  Annette now works at the engineering consulting firm, HDR, as an environmental consultant focused on landfill gas recovery.

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Jeffrey LeBlanc

Instructor, Chemical Engineering Department, University of Louisiana

Dr. LeBlanc is an instructor in the Chemical Engineering department at the University of Louisiana. His area of expertise is in the field of thermal conversion technologies, such as pyrolysis and gasification. Dr. LeBlanc has worked on a variety of industry-funded and federal government research projects, examples of which can be found published in peer-reviewed journal articles or conference proceedings. In addition, Dr. LeBlanc has professional experience in both process design and product development. Dr. LeBlanc received his Ph.D. in Chemical Engineering from the City College of New York in 2016. 

Dr. Stephen Crowley

Scientist I, Analytical and Material Science R&D, Sun Chemical

Dr. Stephen Crowley completed his Ph.D. in chemical engineering at CCNY with a focus on the catalytic reforming of oxygenated fuels in 2016. Prior to joining the team at CCNY he performed analytical chemistry research at Takeda Pharmaceuticals after completing bachelor’s degrees in chemistry and mathematics at the College of the Holy Cross in 2009. His research interests include the development of novel catalytic materials for increased efficiency in the production of renewable fuels, specifically in waste-to-energy (WtE) applications. During his time at EEC|CCNY, Dr. Crowley conducted numerous gas and liquid characterizations for EEC|CCNY collaborators and oversaw daily laboratory activities.