Itzen

ITZEN is a full-service architecture design studio based in Santa Ana, California.

Architecture and Planning

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Headquarters: Santa Ana, California, United StatesSource: RevenueBaseRetrieved October 13, 2026
Employee range: 1 to 10Source: RevenueBaseRetrieved October 13, 2026
Founded: 2011Source: RevenueBaseRetrieved October 13, 2026
Published list appearances: 1 supported appearance ↗Source: RevenueBase lists

The company at a glance

What does Itzen do?

Founded by Jana Itzen, AIA, in 2011, ITZEN is now led by William and Jana. ITZEN describes its design work as a way to tell clients’ stories.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

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Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

#13OF 18

Santa Ana

Architecture firms

Snapshot: September 5, 2026

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Itzen

#13 Architecture firms

Snapshot: September 5, 2026

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Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 2, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 5, 2026. How the company lists are built.

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