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rethink space around your needs

ZCA is an architectural design studio based in the San Francisco Bay Area that specializes in high-end residential design.​​​

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We aim to create spaces that best fit your unique needs.​ We work closely with our clients, guiding them through every step of the design and permitting process. Emphasizing environmental consciousness, we prioritize innovative design and thoughtful reuse of existing structures, creating homes that are both sustainable and uniquely inspiring.

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Let’s work together to design a space that reflects your lifestyle and beautifully integrates with the natural surroundings.​

About me

02 portfolio

Our values

03 services

01

Client needs

Listening, discussing perspectives, connecting are the key to effective engagement with our clients.​

02

Budget

Budget shouldn't dictate design solutions.

As architects we educate clients, presenting them the best creative solutions which fit their budget.

03

Best experience

We are committed to providing an exceptional client experience throughout every phase — design, permitting, bidding, and construction.

This is made possible through consistent and open communication.

Services

  • New homes design

  • Accessory dwelling units

  • Home additions

  • Home remodels

  • Facade makeover

  • Kitchen remodels

  • Bathroom remodels

  • Outdoor structures

  • Permit documentations

  • Existing conditions drawings

  • Design consultation

  • Property buying consultation

  • Accessibility upgrades

  • Historic renovations

  • Code compliance

04 about

ZCA   was founded by licensed architect Zsuzsanna Cionca in 2016. After over a decade of working for well established architectural firms in the Bay Area, she launched her freelance residential design career in 2011. Her mentors, Jon Jang Arch. and Robert Peterson Arch., were instrumental in inspiring and encouraging her to pursue her passion for architecture.

 

​Zsuzsanna has a Master of Architecture degree from the Faculty of Architecture and Urban Design, Technical University of Cluj-Napoca, Romania.

She started her career in architectural rehabilitation and historical building restoration.

 

Her everyday design draws from the exploration of new ideas during her annual trips to different areas of Europe, where she visits family in Romania along the way.​

 

When she's not designing, Zsuzsanna enjoys hiking in the hills or strolling along beach trails, often accompanied by her husband, and occasionally by her adult daughter or teenage son. She also takes pleasure in cooking Hungarian or Romanian specialties and gardening at home.​

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Fun fact: If you ever visit Romania, be sure to explore Dracula's Castle in Hunedoara. Don’t miss the Gothic Knight’s Hall and Diet Hall, the site of her last historical building restoration project.

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05 contact

Get in Touch

408-963-7592

​​Santa Clara, CA 95051

Thank you for contacting us!

© 2025 by ZCA

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