Heather Leffew: Email & Phone Number

Opt-Out

Director of Data Science at Spokeo|Denver Metropolitan Area, United States

Position:

Director of Data Science at Spokeo

Location:

Denver Metropolitan Area, United States

View Heather Leffew's Email

Up to 10 free lookups. No credit card required.

Last updated: 2026-07-15

Updated: 2026-07-15

Found email addresses for Heather Leffew:

Business emails:

h************w@tiktok.com,

h*****w@spokeo.com

Personal emails:

h*****w@fielding.edu,

b**********5@yahoo.com,

h***********n@hotmail.com

Found phones for Heather Leffew:

+1-909-***-**27,

+1-520-***-**10

A different Heather Leffew?

Work Experience 24 years

Director of Data Science at Spokeo

Sep 2025 - Current

Principal Data Scientist & Applied Research Engineer at TikTok

Jul 2022 - Aug 2025

Head of Accreditation at National Emergency Responder and Public Safety Center

Nov 2020 - Jul 2022

Director of Evaluations and Analytics at Brower Psychological Police and Public Safety Services

Jun 2019 - Jul 2022

Consulting Staff Data Scientist at QMS Infotech

Mar 2008 - Oct 2019

Practicum, Doctoral, and Post-Doctoral Positions at Fielding Graduate University

May 2015 - Jul 2019

Neurotherapist at Unity Recovery Services, Inc.

Aug 2014 - Aug 2015

Benefits Analyst at Florida Department of Children and Families

Jun 2013 - Aug 2014

Consultant at Hope for Families

Jun 2013 - Aug 2014

Professional Compliance; Court Services; Emergency Communications at Broward Sheriff's Office (BSO)

Mar 2002 - Mar 2008

Heather Leffew started working in 2002, then the employee has changed 9 companies and 9 jobs. On average, Heather Leffew works for one company for 3 years 5 months.

Their professional focus is A/B Testing, Adversarial Machine Learning, and Adversarial Robustness across 3 core areas.

Heather holds Addictions: Art Therapies and Substance Use Disorder Treatment, Addictions: Dialectical Behavior Therapy, and Addictions: Experiential Therapies for Adults and Adolescents certifications and has been awarded Successfully Red-teamed Gandalf the Truth Teller, Successfully Red-teamed Gandalf the White, and Organization's Sole Winner of the Annual Team Bytestyle Award

Education

Doctor of Philosophy at Fielding Graduate University

Master of Arts at Fielding Graduate University

Bachelor of Science - BS | summa cum laude at Liberty University

Frequently Asked Questions

What is Heather Leffew's email address?

SignalHire found verified email addresses for Heather Leffew, both business and personal. Their business email is h************w@tiktok.com, and personal emails include h*****w@fielding.edu, b**********5@yahoo.com, and h***********n@hotmail.com.

What is Heather Leffew's phone number?

SignalHire found multiple verified phone numbers for Heather Leffew: +1-909-***-**27, and +1-520-***-**10.

How do I contact Heather Leffew at Spokeo?

You can reach Heather Leffew 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 Heather Leffew's professional background?

Heather Leffew has 24 years of professional experience. They have held roles including Principal Data Scientist & Applied Research Engineer, Head of Accreditation, and Director of Evaluations and Analytics at companies such as TikTok, National Emergency Responder and Public Safety Center, and Brower Psychological Police and Public Safety Services. Their education includes Doctor of Philosophy from Fielding Graduate University, and Master of Arts from Fielding Graduate University.

Is Heather Leffew's contact information up to date?

Yes. Heather Leffew's SignalHire profile was last updated on 15 July 2026, reflecting their current position as Director of Data Science at Spokeo in Pasadena, California, United States.

Similar profiles

Name

Company

Position

Michael Kinney

Siemens Healthineers

Director of Data Science

Get contacts

Brian Jeffries

TransUnion

Director of Data Science

Get contacts

AJ Overton

Accompany Health

Director of Data Science

Get contacts

Tom Horn

Oracle

Director of Data Science

Get contacts

T Jia Jia

Digital Realty

Director of Data Science

Get contacts

Jim Roeber

Harris Health

Director of Data Science

Get contacts

See more profiles

Other employees at Spokeo

Name

Company

Position

Andrey Krishtal

Spokeo

Principal DevOps Engineer

Get contacts

Anthony Coronado

Spokeo

Retention Specialist

Get contacts

Steven

Spokeo

Senior Human Resources Generalist

Get contacts

Ryan Wallace

Spokeo

Senior Software Engineer

Get contacts

Alexander Hovsepian

Spokeo

Senior Manager, Release & QA Engineering

Get contacts

Benton Lotkowski

Spokeo

VP of Finance

Get contacts

Daniel Pagano

Spokeo

Senior Software Engineer

Get contacts

George Revkov

Spokeo

Principal Full Stack Software Engineer

Get contacts

Dave Mack

Spokeo

Customer Advocate Specialist

Get contacts

Candace Lozano

Spokeo

Customer Care Team Lead

Get contacts

See more profiles

Data Privacy

GDPR COMPLIANT

SignalHire complies with the General Data Protection Regulation (GDPR). SignalHire follows GDPR requirements, including but not limited to rights of data subjects to access, correct, or delete their personal information and supports the right to be forgotten.

CCPA COMPLIANT

SignalHire is CCPA-compliant and provides California residents the right to know, access, opt out, and request deletion of their personal data.