Our Team
David Siegel, MA Ed., Founder
David comes from a family of teachers, so before any other credentials, he has a special feeling of joy for education that comes from his family.
The combination of David’s education, teaching experience, and test-prep expertise puts him in a unique position to offer great instruction. David earned his BA from Columbia University and his MA in education from Hunter College, and has been a NYS licensed teacher since 2007. He has successfully tutored tests such as the SHSAT, ISEE, and SAT for many years.
David is passionate about wellness and addresses the emotional aspect of learning as well as academics.
He offers tutoring for the following topics:
HSPT
ISEE
SAT
SHSAT
SSAT
TACHS
Meditation
Tai Chi
Dr. Maher Hadaya
Dr. Hadaya is a dual-degree MD graduate and final year PhD candidate with over 15 years of tutoring experience and a lifelong passion for education. He graduated from medical school in 2025 and is in the final year of his PhD in Environmental Engineering at Drexel University. Having received tutoring for most of his childhood, he feels that it is one of the most empowering gifts a parent can give their child. Maher breaks down very difficult concepts into easy-to-understand terms, and seeing the lightbulb go off in students’ minds is what keeps him excited to tutor.
Dr. Hadaya offers tutoring for the following topics:
All K-12 math levels, from basic arithmetic through calculus.
Almost all sciences in K–12 education, including all levels of chemistry, physics, biology, and earth science.
Many AP Exams, including chemistry, physics, and calculus.
SAT/PSAT & ACT exams
MCAT (all sections – CP, CARS, BB, PSY/SOC)
GRE & GRE subject tests
Kelli McDermott, MA Ed.
Kelli is a NYS-licensed Special Education Teacher with a passion for helping students master both math and ELA. She received her Master’s Degree in Special Education for grades 7-12 from Touro University. She has been tutoring since 2019 and teaching in NYC public schools since 2022. From fractions to functions, grammar to great essays, she breaks learning down into clear, stress-free steps and designs accomodations for all learning needs.
She has helped students raise grades, ace entrance exams, and build confidence in their own abilities, creating lessons that are as unique as each child is.
Kelli offers tutoring for the following topics:
Math K–8, Algebra 1 & 2
SHSAT, TACHS, & SAT Algebra Prep
ELA Support K–8 (reading, writing, test prep)
Customized strategies for all learning styles