Rachel Stack: Email & Phone Number

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Chief Financial Officer at Lightpath|Denver, Colorado, United States

Position:

Chief Financial Officer at Lightpath

Location:

Denver, Colorado, United States

View Rachel Stack's Email

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Last updated: 2026-06-10

Updated: 2026-06-10

Found email addresses for Rachel Stack:

Business emails:

p***s@zayo.com,

s***s@zayo.com,

r**********k@zayo.com

Personal emails:

r**********g@gmail.com

Found phones for Rachel Stack:

+1-323-***-**77,

+1-870-***-**98,

+1-909-***-**80,

+1-870-***-**46

A different Rachel Stack?

Work Experience 29 years

Chief Financial Officer at Lightpath

Aug 2024 - Current

Chief Financial Officer at Cologix, Inc.

Jul 2020 - Jun 2024

SVP Corporate Strategy & Development at Zayo Group

Jun 2016 - Jul 2020

Director at RBC Capital Markets

Jan 2007 - May 2016

Associate at Daniels & Associates

May 2005 - Jan 2007

Equity Research Associate at AG Edwards

May 2003 - Apr 2005

Associate at Merrill Lynch

Feb 2000 - Feb 2003

Analyst at BlackRock

Jun 1997 - Aug 1999

Rachel Stack started working in 1997, then the employee has changed 7 companies and 5 jobs. On average, Rachel Stack works for one company for 3 years 6 months.

Their professional focus is Capital Markets, Corporate Development, and Corporate Finance across 3 core areas.

Rachel holds CFA certifications and has been awarded 2022 C-Suite Award Winner

Education

MBA at Columbia University - Columbia Business School

BA at Columbia University

Frequently Asked Questions

What is Rachel Stack's email address?

SignalHire found verified email addresses for Rachel Stack, both business and personal. Their business email is p***s@zayo.com, and personal emails include r**********g@gmail.com.

What is Rachel Stack's phone number?

SignalHire found multiple verified phone numbers for Rachel Stack: +1-323-***-**77, +1-870-***-**98, and +1-909-***-**80.

How do I contact Rachel Stack at Lightpath?

You can reach Rachel Stack 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 Rachel Stack's professional background?

Rachel Stack has 29 years of professional experience. They have held roles including Chief Financial Officer, SVP Corporate Strategy & Development, and Director at companies such as Cologix, Inc., Zayo Group, and RBC Capital Markets. Their education includes MBA from Columbia University - Columbia Business School, and BA from Columbia University.

Is Rachel Stack's contact information up to date?

Yes. Rachel Stack's SignalHire profile was last updated on 10 June 2026, reflecting their current position as Chief Financial Officer at Lightpath in Bethpage, New York, United States.

Rachel Stack Namesakes

Name

Company

Position

Rachel Stack

Armanino

Resource Management Manager

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Rachel Stack

Bruce Power

Assistant General Counsel

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Rachel Stack

Western University

Director, Wellness and Well-being, Student Experience

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