We are Summit. We care.

Established in 1978, Summit is deeply rooted and committed to our
diverse breadth of clients, team members, and community.

Our leadership team.

Yi Yang, S.E.

President

Jasper Gehring, P.E.

Principal, Electrical Division Manager

Demae Rubins

Principal, Planning Division Manager

Kyle Moyer, P.E.

Principal, Structural Division Manager

Tania Schram, P.E.

Associate, Civil Division Manager

Gina Giacone, P.E.

Principal, Water/Wastewater Division Manager

Ashleigh Higgins

Associate, Head of Finance and Administration

Caylah Lunardi

Human Resources Manager

Our success is built on teamwork.

Amos Sikwata

Staff Accountant

Benjamin Griesser

Project Engineer I

Brano Vuksanovic, P.E.

Project Engineer II

Brian Dazey, P.E.

Assistant Division Manager, Electrical

Callie Charleton

Staff Engineer II

Daniel Rebich

Staff Engineer II

Evan Brooks

Staff Engineer II

Geoffrey Ayton, P.E.

Project Engineer I

Jackie Peterson

Administrative Assistant

Jaime Zepeda

Staff Engineer II

Jake McConnell, P.E.

Project Engineer II

Jason Flowers, P.E.

Senior Project Manager

John O'Hanesian

Senior CAD Technician

Joshua Martinez, P.E.

Project Engineer II

Juanita Tenorio Ruiz

Office Assistant

Kate Eidsen

Staff Accountant

Katerina Marovich

Marketing Manager

Kay Choe

Planner I

Kevin Ruffler, P.E.

Project Engineer II

Lewis Watchorn, P.E.

Senior Project Manager

Monica Shah, P.E.

Project Manager

Robyn Meier, P.E.

Senior Project Engineer

Sarah Stern

Staff Engineer II

Taylor Belisle Lopez

Staff Engineer I

Tiffany Foster

Staff Engineer II

Yelcin Cifuentes

Staff Engineer I

MORE PEOPLE

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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