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Our leadership team.

Yi Yang, S.E. headshot

Yi Yang, S.E.

President

Jasper Gehring, P.E. headshot

Jasper Gehring, P.E.

Principal, Electrical Division Manager

Demae Rubins, AICP headshot

Demae Rubins

Principal, Planning Division Manager

Kyle Moyer, P.E. headshot

Kyle Moyer, P.E.

Principal, Structural Division Manager

Tania Schram, P.E.

Associate, Civil Division Manager

Gina Giacone, P.E. headshot

Gina Giacone, P.E.

Principal, Water/Wastewater Division Manager

Ashleigh Higgins headshot

Ashleigh Higgins

Associate, Head of Finance and Administration

Caylah Lunardi black and white headshot

Caylah Lunardi

Human Resources Manager

Our success is built on teamwork.

Caylah Lunardi black and white headshot
Amos Sikwata

Senior Staff Accountant

Caylah Lunardi black and white headshot
Andrew Willis, P.E.

Project Manager

Caylah Lunardi black and white headshot
Benjamin Griesser

Project Engineer I

Caylah Lunardi black and white headshot
Brano Vuksanovic, P.E.

Project Engineer II

Caylah Lunardi black and white headshot
Brian Dazey, P.E.

Assistant Division Manager, Electrical

Caylah Lunardi black and white headshot
Callie Charleton

Project Engineer I

Caylah Lunardi black and white headshot
Daniel Rebich

Staff Engineer II

Caylah Lunardi black and white headshot
Evan Brooks

Staff Engineer II

Caylah Lunardi black and white headshot
Geoffrey Ayton, P.E.

Project Engineer I

Caylah Lunardi black and white headshot
Jackie Peterson

Administrative Assistant

Caylah Lunardi black and white headshot
Jaime Zepeda

Staff Engineer II

Caylah Lunardi black and white headshot
Jake McConnell, P.E.

Project Engineer II

Caylah Lunardi black and white headshot
Jason Flowers, P.E.

Senior Project Manager

Caylah Lunardi black and white headshot
John O'Hanesian

Senior CAD Technician

Caylah Lunardi black and white headshot
Joshua Martinez, P.E.

Senior Project Engineer

Caylah Lunardi black and white headshot
Juanita Tenorio Ruiz

Administrative Assistant

Caylah Lunardi black and white headshot
Kate Eidsen

Senior Staff Accountant

Caylah Lunardi black and white headshot
Katerina Marovich

Marketing Manager

Caylah Lunardi black and white headshot
Kay Choe

Planner II

Caylah Lunardi black and white headshot
Kevin Ruffler, P.E.

Project Engineer II

Caylah Lunardi black and white headshot
Lewis Watchorn, P.E.

Senior Project Manager

Caylah Lunardi black and white headshot
Matt Linter

Staff Engineer II

Caylah Lunardi black and white headshot
Monica Shah, P.E.

Senior Project Manager

Caylah Lunardi black and white headshot
Robyn Meier, P.E.

Senior Project Engineer

Caylah Lunardi black and white headshot
Sarah Stern

Project Engineer I

Caylah Lunardi black and white headshot
Taylor Belisle Lopez

Staff Engineer I

Caylah Lunardi black and white headshot
Tiffany Foster

Staff Engineer II

MORE PEOPLE
Principal Jasper Gehring presenting

What makes Summit tick?
We take pride in our team and community.

Culture

Workplace Events and Activities

Some work, lots of play. We work hard to ensure that our office is a fun place to be.

Community Involvement

We’re committed to giving back to our community. Whether it’s one of our regular volunteering opportunities, donations, or even pro bono work, we understand the impact that a helping hand can have on the world around us.

Sustainability

Summit is a proud Certified California Green Business.

Diversity, Equity & Inclusion

Our DEI initiative is focused on continually finding ways to support our clients, and highlighting the voices within our community and team that makes us so great.

Let's get to work.

Summit is known for excellent long-term client relationships and an
unwavering commitment to quality in our work.

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