Mark Olthoff: Email & Phone Number

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Principal / Owner at Olson Kundig|New York, New York, United States

Position:

Principal / Owner at Olson Kundig

Location:

New York, New York, United States

View Mark Olthoff's Email

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Last updated: 2026-08-28

Updated: 2026-08-28

Found email addresses for Mark Olthoff:

Business emails:

m**k@olsonkundig.com,

m**k@olsonkundigarchitects.com

Personal emails:

m******f@gmail.com,

m******f@yahoo.com,

m*****t@hotmail.com

Found phones for Mark Olthoff:

+1-520-***-**00,

+1-205-***-**72,

+1-623-***-**07

A different Mark Olthoff?

Work Experience 30 years

Principal / Owner at Olson Kundig

Sep 2024 - Current

Principal at Olson Kundig

Jan 2003 - Current

President Board Of Trustees at Artist Trust

Jan 2020 - Dec 2020

Architect at Hughes Studio Architects

Jan 1997 - Jan 2003

Intern at Olson Kundig Architects

Jan 1996 - Jan 1997

Mark Olthoff started working in 1996, then the employee has changed 3 companies and 4 jobs. On average, Mark Olthoff works for one company for 6 years 9 months.

Their professional focus is Architectural Design, Design Research, and LEED AP across 3 core areas.

Education

Master of Architecture at University of Washington

Bachelor of Science in Architectural Studies at University of Illinois at Urbana-Champaign

Frequently Asked Questions

What is Mark Olthoff's email address?

SignalHire found verified email addresses for Mark Olthoff, both business and personal. Their business email is m**k@olsonkundig.com, and personal emails include m******f@gmail.com, m******f@yahoo.com, and m*****t@hotmail.com.

What is Mark Olthoff's phone number?

SignalHire found multiple verified phone numbers for Mark Olthoff: +1-520-***-**00, +1-205-***-**72, and +1-623-***-**07.

How do I contact Mark Olthoff at Olson Kundig?

You can reach Mark Olthoff 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 Mark Olthoff's professional background?

Mark Olthoff has 30 years of professional experience. They have held roles including Principal, President Board Of Trustees, and Architect at companies such as Olson Kundig, Artist Trust, and Hughes Studio Architects. Their education includes Master of Architecture from University of Washington, and Bachelor of Science in Architectural Studies from University of Illinois at Urbana-Champaign.

Is Mark Olthoff's contact information up to date?

Yes. Mark Olthoff's SignalHire profile was last updated on 28 August 2026, reflecting their current position as Principal / Owner at Olson Kundig in Seattle, Washington, United States.

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