Our Team

Leadership Team

  • Founder & Principal

    Colin Greene is Atmosphere’s Founder and Principal. He created Atmosphere Academy Public Charter Schools in 2014. Previously, he served as a Lead Technology Consultant in the Byram Hills School District from 2013-2014 as well as the Head of Academic Program at Link Community School in Newark from 2011 to 2013. In the latter role, he oversaw curriculum design, instructional leadership, data systems, professional development, teacher evaluation, and all other academic operations of the school. Prior to joining Link, Mr. Greene was Director of Curriculum and Instruction with Sponsors for Educational Opportunity from 2006 to 2010 where he developed original programming and curriculum, hired qualified instructors, and managed successful implementation and quality control. He spent the early part of his career as an English Teacher in various public and private high schools in New York and New Jersey from 2000 to 2007. Mr. Greene holds a Master of Science in Educational Leadership from Fordham University, a Master of Arts in Teaching of English from Teachers College, Columbia University, and a Bachelor of Arts from New York University. He is New York State certified as a school district leader, a school building leader, and an English teacher.

  • Director of Student Learning

    Elizabeth Nash is Atmosphere’s Director of Student Learning. Ms. Nash holds a Master of Science in Adolescent Special Education and Literacy from Iona College and a Bachelor of Arts in Adolescent Education and Social Studies. She is New York State certified as a special education teacher, a social studies teacher, a literacy teacher, and an adolescent education teacher. Previously, Ms. Nash taught at Iona College, Mamaroneck High School, Iona Preparatory School, and The School of Immaculate Conception.

  • Director of School Life

    Christian Roman is Atmosphere’s Director of School Life. Previously, he has served as the Head Dean at Health, Education, and Research Occupations (HERO) High School and Dean of Students at Banana Kelly High School in the South Bronx. In these roles, Mr. Roman worked to provide young people with the discipline, guidance, cultural enrichment, and social-emotional development they needed to realize their full potential. Mr. Roman has also served as a Drug and Alcohol Prevention Coordinator at Unitas Therapeutic Community, where he honed his counseling and management skills. Mr. Roman hired, trained, and maintained a staff of approximately 40 teen counselors and employees. He also facilitated seminars on 6-step conflict resolution that enforced the principle of peaceful problem solving. Mr. Roman holds a Bachelor of Science in Criminal Justice from St. John’s University. Growing up in the South Bronx, Mr. Roman developed an undeniable passion for and pride in the people of his neighborhood. Mr. Roman has translated this passion into daily service and dedicated his studies and career to elevating, inspiring, counseling, and advocating for the community in which he still lives and works. Mr. Roman also serves his community through spiritual guidance by dedicating his free time to working as a religious instructor and assistant director of a youth group at St. Athanasius Parish. Each day, Mr. Roman works closer and closer to his goal of uniting and uplifting the people of the South Bronx.

  • Director of Curriculum & Instruction

    Katherine Brennan is proud to serve Atmosphere Academy as the Director of Curriculum and Instruction. A dedicated educator and administrator with over 17 years of diversified experience as a principal, central office administrator, K-12 supervisor, content specialist, mentor and classroom teacher. In addition to certifications as a supervisor, principal and chief school administrator, Mrs. Brennan holds a BA, MA, and is pursuing a PhD in education policy and administration. She is a dynamic collaborative leader who is dedicated to student success.

  • Program Leader

    Benjamin Pah is Atmosphere Academy's Program Director. Previously, he has worked as a Vice Principal at Coney Island Prep and English teacher at Bronx High School for Law and Community Service. As a Vice Principal, he coached teachers, guided students, and partnered with families. As a teacher, he taught literacy, raised test scores, and facilitated career training. Benjamin holds a MS in Educational Leadership from Fordham University and a BA in English Education from NYU. He is NYS Certified as a School Building leader and English teacher. Overall, Ben's vision is to guide students to work as hard as possible to achieve the careers of their dreams to uplift their families and communities.

  • Social Science Instructional Leader

    Ericka Shammgod is Atmosphere’s Social Science Instructional Leader. Mrs. Shammgod holds a Bachelor of Arts in Elementary Education from CUNY, a Master of Science in Teaching Literacy from Touro College, and a Master of Science in School Leadership from Touro College. She is New York State certified as an elementary education teacher and as a school building leader. Previously, Ms. Shammgod taught at Harlem Children’s Zone Promise Academy and in the NYCDOE.

  • English Instructional Leader

    Andrew Raia is Atmosphere's English Instructional Leader. He has a Bachelor of Arts in English and a Master of Arts in Curriclum and Instruction from Boston College and a Master of Education in Educational Leadership from Montclair State University. Mr. Raia has over fourteen years of experience in the field of education. Previously, he was Community Service Coordinator and Ninth Grade Team Leader at Great Futures Charter School in Jersey City, New Jersey. He has also served as a Language Arts Coordinator and a Principal

  • Operations Leader

    Camila Gonzalez is Atmosphere's Operations Leader. Ms. Gonzalez earned her B.A. at the University of Bridgeport in International Political Economy and Diplomacy with a concentration in Non-Profit Organizations. While earning her Bachelors. Ms. Gonzalez also attended the American University of Beirut, School of Political Studies and Public Administration. Previously, Ms. Gonzalez served as the Operations Manager at Academic Leadership Charter School located in the South Bronx.

  • Intervention Coordinator

    Carrie Sessoms is Atmosphere Academy's new Intervention Coordinator. In this role, Ms. Sessoms will collaborate with staff, parents and students in order to help students reach their full potential academically, emotionally and behaviorally. Ms. Sessoms recently relocated to New York from North Carolina to follow personal dreams and broaden her life experiences. She is a Nationally Certified School Psychologist with seven years of experience in elementary, middle and high school settings. Ms. Sessoms obtained her Bachelor of Arts degree in Psychology from UNC-Chapel Hill and her Master's degree in School Psychology from Western Carolina University.

  • Math Achievement Leader

    Lena Litvak is Atmosphere's Math Achievement Leader. Previously, Ms. Litvak has served as Atmosphere's Achievement Teacher, Atmosphere's Achievement Coordinator, an Assistant Teacher at a school for learning disabilities, as a well as a 7th Grade Math Assistant Teacher at a charter school in Harlem. Additionally, she competed on the women's tennis professional tour for more than four years. Through her work as an Achievement teacher, Ms. Litvak will help scholars develop goals and tools to be better able to display their math content knowledge. Ms. Litvak holds a BA in Sociology from Harvard University and received her certification as Teacher of Middle School Mathematics from Harvard University in 2015. She looks forward to working with students in developing the best skills to open the door for success and achievement.

  • Math Manager

    Cynthia Correa is Atmosphere's Math Manager. Ms. Correa holds a Master of Arts in Education from Lehman College, Master of Business Administration from the University of Pennsylvania's Wharton School and a Bachelor of Science in Chemical Engineering from Campinas State University in Brazil. Previously, Ms. Correa was a Co-Teacher at Cross Hill Academy in Yonkers, New York and was a member of the Yonkers Public School's Teachers ofTomorrow program. Prior to teaching, she was a Private Banker with JP Morgan Chase in New York and a Strategy and Credit Risk Manager with Banco Itau in Brazil. She is New York State certified as a math teacher.

Operations Team

  • School Nurse

    Irene Bartles is Atmosphere's School Nurse.

  • Operations Associate

    Keith Hernandez moved to the US in 2011 after living and studying in the Dominican Republic. He graduated from Monroe College with an Information Technology Associate Degree, and is currently attending John Jay College of Criminal Justice for his Bachelor of Arts degree. Mr. Hernandez has been working in educational environments since 2014, and started his journey in Atmosphere Academy in April of 2016.

  • Operations Associate

    Melanie Williams is Atmosphere's Operations Associate. In this capacity, she is responsible for Atmosphere's 8th grade facility and site.

  • Operations Manager

    Natalia Tavarez is Atmosphere's Operations Manager. In this capacity, she supports the Operations Leader in managing key operations-related tasks and programs.

  • School Aide

School Life Team

  • Program Assistant

    Clarence McCall is Atmosphere's Program Assistant.

  • Social Worker

    Claudio Salcedo is Atmosphere's 7th grade Social Worker. He has worked in youth services for seven years. Originally from The Bronx, Mr. Salcedo holds a bachelor's degree in political science from CUNY Lehman College and a Master of Social Work with a concentration in Family, Youth and Transitioning into Adulthood, from SUNY Stony Brook University.

  • School Counselor

    Darryl Jenkins is Atmosphere Academy School Counselor Previously he worked with The Family Welcome Center at the NYC Department of Education. As an Enrollment Counselor, he assisted Families in Enrollment processes for grades K-12. He also served as an Academic Advisor for the Young Adult Borough Center at Herbert Lehman High School counseling over-aged and under credited students. He received is Bachelor's in Science in Psychology and Masters in School Counseling from Mercy College. He has a strong commitment to working with a diverse population of students.

  • Ms. Lenne Reyes graduated from John Jay College of Criminal Justice with her BA in Criminology and a minor in English. Ms.Reyes is the Head Coach of the girl’s volleyball, basketball and softball team. She is also an Apprentice Dean, and her goal is to make sure our scholars are focused on their academics by supporting them socially, emotionally and academically.

  • Social Worker

    Maider Solores is Atmosphere's 6th Grade Social Worker.

  • Marc-Anthony William is Atmosphere Academy's Soccer Coach. Previously, he has worked as a NationalTrainer for the US Soccer Foundation. He has coached locally with the New York Redbulls Training Program and Regional Development School, FC Harlem LIONS, US Youth Soccer, Olympic Development Program, Lehman College, NY Fusion, and St. Hope Leadership Academy. He has also worked internationally with Colleges Invitational as a director of sport and Coaches Across Continents. He has created and developed soccer programs for several schools, clubs and organizations. He is certified by National Soccer Coaches Association of America, Dutch Football Association and Johan Cruyff Institute for Sports Studies and Red Cross. Mr. William believes in professional development of all student-athletes to achieve their maximum potential both on and off the field within a fun, challenging environment.

  • Reginald Jay is Atmosphere Academy's 6th Grade Dean. Previously, Mr. Jay served as the 8th Grade Dean of Discipline/Culture at Equality Charter School in the Bronx. Mr. Jay is a dedicated and motivated educator to help all children especially those from the Bronx community to recognize their full potential while supporting them in achieving their academic and behavorial goals.

  • Tanika McCullough is Atmosphere’s 7th Grade Dean. Mrs. McCullough currently holds a Bachelor of Arts in Sociology and Urban Education, alongside a CASAC License in which she has used prior to becoming a Dean, as a mental health/ substance abuse counselor. Mrs. McCullough is currently pursuing her Masters in Social Work at Stony Brook University. She is most passionate about the implementation of restorative justice practice, student advocacy,and high academic achievement.

Instructional Team

  • Math Teacher

    Barbara Schmidt is Atmosphere’s Math Lab Honors Teacher. Ms. Schmidt holds a Master of Science in Math Education from The City College of New York as well as a Master of Business Administration in Organizational Behavior from Iona College. Previously, Ms. Schmidt served as a Math Teacher at Maria Regina High School in Hartsdale, New York. After a 20+ year career in financial services with JP Morgan Chase, Ms. Schmidt made the transition to math education. She enjoys incorporating real-life experiences into her classes and hopefully creating a positive impact on children’s futures.

  • Teacher Assistant & Intervention Teacher

  • Teaching Assistant

    Desirea Ribot is Atmosphere Academy’s Teaching Assistant. Ms. Ribot has worked in the education system for 12 years in various rolls. She looks forward to fostering growth and development in our students.

  • English Teacher

    Glenn Completa teaches 7th Grade English at Atmosphere Academy. He has spent the entirety of his career teaching middle school. He started his career in the Levittown School District where he taught for 10 years and, for five of those years, was the acting English Department Chairperson. He has spent over five years working at charter schools, his most recent in Queens. He attended Hofstra University where he received his Bachelor's degree in English and his Master's degree in Secondary Education.

  • Math Teaching Assistant

  • Social Studies Teacher

    Henry Gonzalez has spent his career in education teaching 6th to 12th grade Global Studies, American History, Economics and Government. He is a graduate of Brooklyn College with a Bachelor of Arts in Education and History. He received a Masters in Instructional Technology from the New York Institute of Technology. Mr. Gonzalez has more than 10 years experience in the charter world and has sent his two children to charter schools in Queens. Previously Mr. Gonzalez coached Social Studies teachers at New Visions School for the Humanities at the JFK campus and taught at Bronx Lighthouse Charter School.

  • Achievement Assistant

    Ivette Ramos is Atmosphere's Achievement Assistant. Previously, Ms. Ramos worked as a Youth Counselor for Westhab's afterschool program in AAPCS. Ms. Ramos was also a coach assistant, school aide, substitute teacher, teaching assistant, and project assistant at AAPCS.

  • Science Teacher

  • Special Education Teacher

    Katie Weinstein is Atmosphere's Special Education Teacher. She supports students with IEPs in various classroom settings. Ms. Weinstein holds a Bachelor of Science in Psychology and Behavioral Science from Marist College. She is New York State certified as a teacher and a special education teacher. Previously, she student taught in Marlboro, New York and Hyde Park, New York.

  • Physical Education/Health Teacher

    Kevin Salazar is Atmosphere's 6th Grade and 7th Grade Physical Education and Health Teacher. Mr. Salazar holds a Bachelor of Science in Physical Education from Manhattan college. He is also attending Manhattanville College to earn a Master’s Degree in Business Sports Management.

  • Intervention Teacher

  • Math Teacher

    Maria Ledesma is Atmosphere Academy's Math Teacher. She has previously taught High School level courses in Buenos Aires, Argentina and has served as a math teacher in the DOE. She holds her Master of Science in Education from Lehman College.

  • Math Teacher

    Mark Akintobi is Atmosphere's 8th Grade Math Teacher. Previously, Mr. Akintobi worked as 10th, 11th and 12th math teacher at the The Paulo Friere Charter School in Newark, NJ. Before becoming a high school math teacher Mr. Akintobi was working as accountant at a law firm Fein, Kahn, and Shepard and also Stern and Lavingthal. Mr. Akintobi holds a Bachelor of Arts in Mathematics from William Paterson University.

  • English Teacher

    Megan Whelan is one of Atmosphere Academy's 6th Grade English Teacher. She also teaches the 6th grade honors curriculum. Mrs. Whelan is a certified New York state teacher. She has a Master of Science in Teaching from Fordham University and a Master of Communication and a Bachelor of Arts degree from Fairfield University.

  • Learning Specialist

    Meghan Dunne is Atmosphere’s Learning Specialist. She supports students with IEPs in math and English classes. Ms. Dunne holds a Master of Science in Childhood Education from Molloy College and a Bachelor of Science in Childhood Education from Molloy College. She is New York State certified as a special education teacher. Previously, she taught in the West Islip School District and the North Merrick School District.

  • English Teacher

    Melissa Vero is Atmosphere's English teacher. She has previous experience as an after school teaching assistant and has interned in Middle and High Schools. Ms. Vero has obtained her Bachelor of Arts degree in Secondary Education with an English Concentration from Pace University Honors College.

  • Math Teacher

    Mrs. Lebron teaches 7th-grade Mathematics at Atmosphere Academy. She has spent the entirety of her career in the middle school setting both as a teacher and an administrator. She spent the first ten years of her teaching career in the NYC Department of Education and then transitioned to the charter space where she has worked for the past 8 years. She achieved her bachelor's degree from St. Lawrence University and her Master's degree in Education from Long Island University.

  • Teacher Assistant

  • English Teacher

    Raquel Sommerville is Atmosphere's English Teacher. She teaches 5 sections of Critical Reading and Critical Writing. Ms. Sommerville holds both a Master of Arts in Teaching (Secondary English Education) and a Bachelor of Arts in English from SUNY New Paltz. She is New York State certified as an English teacher. Previously,  Ms. Sommerville was an English Teacher and a Department Chair at VOICE Charter School.

  • American Studies Teacher

    Ravyn Gilbert is Atmosphere Academy's 8th Grade American Studies teacher. Ms. Gilbert holds a Bachelor's Degree in Adolescent Education with a concentration in Social Studies and has a Master of Science in Teaching Students with Disabilities. Previously, she worked as Pre-Kindergartner teacher as Brightside Academy in the Bronx. Ms. Gilbert is excited and motivated in providing an interactive social studies experience with her students and seeks to grow and learn along with them.

  • Physical Education/Health Teacher

    Ricky Delva is Atmosphere Academy's 8th Grade Physical Education Teacher and 7th/8th Grade Health Teacher. Previously Mr. Delva served as a Physical Education Teacher at East Ramapo School District In Spring Valley Ny working with special needs students with severe disabilities in a special needs program in grades K-3 as well as regular gen Ed Grades of K-6 as a Pe Teacher. Mr. Delva holds a Bachelor in K-12 Physical Education and a Minor in Health Education From William Paterson University. He is NJ K-12 Certified Physical Education & in Health teacher.

  • Teaching Assistant

    Rosanna Pimentel is Atmosphere’s Teaching Assistant. She supports various content area classes per day via a co-teaching model. Ms. Pimentel holds Bachelor of Arts in Child Psychology from CUNY and is working toward a Master of Science in Special Education. Previously, Ms. Pimentel has served as a Head Teacher, Assistant Teacher, and Substitute Teacher at various schools in the Bronx. She is fluent in Spanish.

  • Learning Specialist

  • Science Teacher

    Samuel Simpson teaches 8th Grade Science. His background includes teaching chemistry and biology at the high school level for 4 years, and chemistry at the college level for 10 years. He has a PhD in Organic Chemistry from New York University (2008) and a Master's in Education with a Teaching License for Science from Long Island University (2013).

  • Achievement Teacher

    Ms. Williams is an Achievement teacher at Atmosphere Academy teaching all six teams in sixth grade. Additionally she works closely with RTI and the AIS program. Her career spans thirteen years in New York City and New Jersey schools. She has a Bachelor's degree in Elementary Education from The School of Visual Arts and a Master's degree from Dominican College in Science Of Education Grades 1-6.

  • English Teacher

    Suzanne Larsen is Atmosphere's 6th Grade ELA Teacher. She has a Bachelor of Science in the Education from Penn State and an Master of Art from New York University. She has been teaching for 32 years.

  • English Teacher

    Tabitha Colon is Atmosphere's English teacher. Ms. Colon graduated from Pace University where she obtained both her Bachelor of Arts degree in Adolescent Education with a concentration in English, and a Masters degree in Literacy. Ms. Colon has had two years of student teaching and subsituting experience in Ossining, NY where she also taught both 7th and 8th grade for 2 years.

  • Math Teacher

  • Math Teacher

    Thomas Pecora is Atmosphere's Math Teacher. He holds his Master of Science in Education Specializing in Math & Science from Hunter College of the City University of New York and his Bachelor of Arts in English Education from St. John Fisher College. Mr. Pecora has previously worked for a charter school in the Bronx and for the DOE. He holds 3 NYS professional teaching certifications and has taught multiple subject areas spanning across all grade levels (K-12) within 3 states outside of New York.

  • Physical Science Teacher

    Travis Miecnikowski is Atmosphere's Physical Science Teacher. He teaches 5 sections of Physical Science. Mr. Miecnikowski holds a Bachelor of Science in Elementary Education from Penn State University and a Masters of Education in Instructional Design from Western Governors University. He is New York State certified as a teacher. Previously, he was a Teacher at Harlem Prep Charter School and Brooklyn Scholars Charter School as well as a Nature Educator at Nature's Classroom in Connecticut.

  • Life Science Teacher

    Valini Persaud is Atmosphere's Life Science Teacher. She teaches 5 sections of Life Science. Ms. Persaud holds a Bachelor of Arts in Biology, a Bachelor of Arts in Elementary Education, and a Master of Arts in Teaching Biology from CUNY Queens College. She is New York State certified as a science teacher. Previously, she was a Science Teacher and Department Chair at Urban Dove Charter School.

  • Social Studies Teacher

    Mr. Hanley is a New York State certified teacher in Social Studies. He has been an educator for 24 years, spending 19 of those years in the classroom, 2 years as a dean, and 3 years as an assistant principal. Mr. Hanley earned a B.A. from Herbert H. Lehman College (CUNY) and an M.A. from State University of New York at Albany.

  • ELL Specialist

    Yesenia Rivera is Atmosphere Academy's ELL Specialist. She holds her Master of Science in Teaching English to Speakers of Other Languages and her Bachelor of Arts in Psychology from Mercy College. Ms. Rivera has previously worked in the DOE system.