Steli Efti: Email & Phone Number

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CEO at Close|Austin, Texas, United States

Position:

CEO at Close

Location:

Austin, Texas, United States

View Steli Efti's Email

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Last updated: 2026-07-08

Updated: 2026-07-08

Found email addresses for Steli Efti:

Business emails:

**@close.com

Personal emails:

s***@pioneerfund.vc,

e***@swisslife-select.ch,

s***@aol.com,

s***@yahoo.com

Found phones for Steli Efti:

+1-205-***-**47,

+1-205-***-**06

A different Steli Efti?

Work Experience 24 years

CEO at Close

Jan 2013 - Current

Senior Venture Partner at Pioneer Fund

Jan 2018 - Current

CEO at Supercool School

Jan 2008 - Oct 2009

Owner at Whitibbar Workshops

Mar 2005 - Dec 2006

Owner at Teletrance

Mar 2005 - Dec 2005

CEO at DVDiscount24

Nov 2004 - Jun 2005

Teamleader at Swiss Life Select

Dec 2002 - Feb 2005

Their professional focus is Business Development, Business Strategy, and Coaching across 3 core areas.

Education

Y Combinator

John F Kennedy

Frequently Asked Questions

What is Steli Efti's email address?

SignalHire found verified email addresses for Steli Efti, both business and personal. Their business email is **@close.com, and personal emails include s***@pioneerfund.vc, e***@swisslife-select.ch, and s***@aol.com.

What is Steli Efti's phone number?

SignalHire found multiple verified phone numbers for Steli Efti: +1-205-***-**47, and +1-205-***-**06.

How do I contact Steli Efti at Close?

You can reach Steli Efti 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 Steli Efti's professional background?

Steli Efti has 24 years of professional experience. They have held roles including Senior Venture Partner, CEO, and Owner at companies such as Pioneer Fund, Supercool School, and Whitibbar Workshops. Their education includes Y Combinator, and John F Kennedy.

Is Steli Efti's contact information up to date?

Yes. Steli Efti's SignalHire profile was last updated on 8 July 2026, reflecting their current position as CEO at Close in Austin, Texas, United States.

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