John Koh: Email & Phone Number

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Consultant at Undisclosed legal firm|New York City Metropolitan Area, United States

Position:

Consultant at Undisclosed legal firm

Location:

New York City Metropolitan Area, United States

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Last updated: 2026-07-17

Updated: 2026-07-17

Found email addresses for John Koh:

Business emails:

j**h@conductor.com

Personal emails:

m****l@gmail.com,

t******j@nate.com

Found phones for John Koh:

+1-623-***-**36,

+1-909-***-**51,

+1-623-***-**39,

+1-909-***-**56

A different John Koh?

Work Experience 12 years

Consultant at Undisclosed legal firm

Jan 2023 - Current

Consultant at Undisclosed legal firm (Washington DC)

Jan 2025 - May 2025

Adjunct Professor at Columbia University

Jan 2025 - May 2025

Adjunct Professor at Columbia University

Jan 2024 - May 2024

Consultant at Hagens Berman Sobol Shapiro LLP

Jan 2021 - Jan 2022

Infrastructure Engineer at Conductor

May 2014 - Aug 2016

John Koh started working in 2014, then the employee has changed 4 companies and 2 jobs. On average, John Koh works for one company for 1 year 4 months.

Their professional focus is Amazon Web Services (AWS), Apache Kafka, and Applied Cryptography across 3 core areas.

Education

Doctor of Philosophy (Ph.D.) at Columbia University in the City of New York

Master of Science (MS) at Columbia University - Fu Foundation School of Engineering and Applied Science

Bachelor of Science (BS) at New York University, Stern School of Business

Frequently Asked Questions

What is John Koh's email address?

SignalHire found verified email addresses for John Koh, both business and personal. Their business email is j**h@conductor.com, and personal emails include m****l@gmail.com, and t******j@nate.com.

What is John Koh's phone number?

SignalHire found multiple verified phone numbers for John Koh: +1-623-***-**36, +1-909-***-**51, and +1-623-***-**39.

How do I contact John Koh at Undisclosed legal firm?

You can reach John Koh through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is John Koh's professional background?

John Koh has 12 years of professional experience. They have held roles including Consultant, Adjunct Professor, and Adjunct Professor at companies such as Undisclosed legal firm (Washington DC), Columbia University, and Columbia University. Their education includes Doctor of Philosophy (Ph.D.) from Columbia University in the City of New York, and Master of Science (MS) from Columbia University - Fu Foundation School of Engineering and Applied Science.

Is John Koh's contact information up to date?

Yes. John Koh's SignalHire profile was last updated on 17 July 2026, reflecting their current position as Consultant at Undisclosed legal firm.

John Koh Namesakes

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Company

Position

John Koh

J.P. Morgan

Private Client Advisor & Vice President of Investments at J.P. Morgan Wealth Management

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John Koh

Sika

Senior Product Specialist - Target Market Waterproofing & Roofing

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John Koh

Wholesale Payments

Director of Sales Administration

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