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Hanbyul Ryu Email & Phone Number
Senior Account Manager
at
Cornerstone Insurance Services LLC
LinkedIn matched
✓ Verified August 2026
3 data sources
Profile completeness 86%
Current company
Role
Senior Account Manager
Location
Brooklyn, New York, United States
Company size
Who is Hanbyul Ryu? Overview
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Quick answer
Hanbyul Ryu is listed as Senior Account Manager at Cornerstone Insurance Services LLC, a with 16 employees, based in Brooklyn, New York, United States. AeroLeads shows a matched LinkedIn profile for Hanbyul Ryu.
Hanbyul Ryu previously worked as Customer Service Representative and Licensed Producer at Cornerstone Insurance Services Llc and High School Matriculation Coordinator at Achievement First. Hanbyul Ryu holds Master Of Education - Med, Junior High/Intermediate/Middle School Education And Teaching from Relay Graduate School Of Education.
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Email format at Cornerstone Insurance Services LLC
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Cornerstone Insurance Services LLC
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Profile bio
About Hanbyul Ryu
I am a third year mathematics teacher at a public charter school in Brooklyn that serves a diverse group of students. I have experience with responding to student data and understanding individual needs. I am passionate about creating an education experience where each student has an opportunity to learn to the best of their ability. As a former Data Science major, I love collecting and interpreting data to most efficiently get work done. I am a spreadsheet enthusiast who believes that there is always a way to incorporate spreadsheets into a process!
Current workplace
Hanbyul Ryu's current company
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Cornerstone Insurance Services Llc
8 roles
Hanbyul Ryu work experience
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Customer Service Representative And Licensed Producer
High School Matriculation Coordinator
• Assisted with high school application process through platforms such as MySchools and Schoolmint• Led parent seminars regarding high school application process for public, charter, and private schools• Held individual student meetings regarding preferred schools• Hosted preparation sessions for SHSAT• Posted weekly announcements on communication platforms such as ParentSquare to inform parents about upcoming deadlines and open houses
Jul 2023 - Jun 2024
Middle School Mathematics Teacher
• Lead taught at a 7th grade, 8th grade, and 9th grade level following the Common Core curriculum and an advanced track Algebra I curriculum for current 8th grade students• Analyzed student data based on their accuracy in assessment and assignment using organization and data tools like Microsoft Excel, Google Sheets, and Tableau• Completed IEP reports based on data, assigned progress goals, and scaffolded work in accordance to individual student need• Effectively tracked data and analyzed gaps to reteach and reassessed for a 15-20% achievement growth in the three most prioritized standards• Created detailed rubrics with grading criteria for exemplary, partial, and incorrect/incomplete work
Jul 2021 - Jun 2024
Mathematics Tutor
Self-Employed
• Started by tutoring two students of different grade level in mathematics (7th and 9th grade)• Adjusted academic material and approach as grade levels advanced• Currently tutoring one student who is a high school junior in Advanced Algebra and Statistics
Dec 2018 - May 2024
Nanoengineering Department Fiscal Office Assistant
• Assisted in data entry for NanoEngineering labs at UCSD• Reviewed and approved purchases made by individual labs in the department• Organized all receipts and purchase orders in order to complete audits in lab purchases• Summarized purchase data for all labs every reviewing period
Mar 2018 - Jul 2021
Data Science Tutor
• Tutor for Introduction to Data Science (DSC10) and Theoretical Foundations of Data Science I (DSC40A)• Assisted the professors by grading student submitted work, including but not limited to homework, assignments, and exams• Led 1-on-1 and group tutoring sessions with up to 10 students per session, covering topics ranging from basic Bayesian theory and statistics to data visualization and interpolation• Held weekly in-person and virtual office hours regarding weekly homework, projects, and pre-exam prep
Jan 2019 - Jun 2021
Hdh Catering Employee
• Catered food and decorations to various locations around the university campus• Served in diverse events such as the 30-under-30 banquet and weddings as the waiting staff
Sep 2017 - Jan 2019
2 education records
Hanbyul Ryu education
Master Of Education - Med, Junior High/Intermediate/Middle School Education And Teaching
Bachelor Of Science - Bs, Data Science, 3.7
FAQ
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What company does Hanbyul Ryu work for?
Hanbyul Ryu works for Cornerstone Insurance Services LLC.
What is Hanbyul Ryu's role at Cornerstone Insurance Services LLC?
Hanbyul Ryu is listed as Senior Account Manager at Cornerstone Insurance Services LLC.
Where is Hanbyul Ryu based?
Hanbyul Ryu is based in Brooklyn, New York, United States while working with Cornerstone Insurance Services LLC.
What companies has Hanbyul Ryu worked for?
Hanbyul Ryu has worked for Cornerstone Insurance Services Llc, Achievement First, Self-Employed, and Uc San Diego.
How can I contact Hanbyul Ryu?
You can use AeroLeads to view verified contact signals for Hanbyul Ryu at Cornerstone Insurance Services LLC, including work email, phone, and LinkedIn data when available.
What schools did Hanbyul Ryu attend?
Hanbyul Ryu holds Master Of Education - Med, Junior High/Intermediate/Middle School Education And Teaching from Relay Graduate School Of Education.
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