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

Senior Staff Accountant

Andrew Willis, P.E.

Project Manager

Arlene Ocampo

Office Assistant

Benjamin Griesser

Project Engineer I

Brian Dazey, P.E.

Assistant Division Manager, Electrical

Callie Charleton, P.E.

Project Engineer I

Daniel Rebich

Project Engineer I

Evan Brooks

Staff Engineer II

Evan Jimenez

Staff Engineer I

Jackie LeBoy

Administrative Assistant

Jacob Baltierrez

Staff Engineer II

Jaime Zepeda

Staff Engineer II

Jake McConnell, P.E.

Project Engineer II

Jason Flowers, P.E.

Associate
Senior Project Manager

John O'Hanesian

Senior CAD Technician

Joseph Garcia

Electrical Intern

Joshua Martinez, P.E.

Senior Project Engineer

Juanita Tenorio Ruiz

Accounting Specialist

Katerina Marovich

Marketing Manager

Kay Choe

Planner II

Kevin Ruffler, P.E.

Project Engineer II

Lewis Watchorn, P.E.

Associate
Senior Project Manager

Matt Linter

Staff Engineer II

Monica Shah, P.E.

Senior Project Manager

Robyn Meier, P.E.

Senior Project Engineer

Sarah Stern

Project Engineer I

Taylor Belisle Lopez

Staff Engineer I

Teddy Stebbins

Staff Engineer I

Tiffany Foster

Staff Engineer II

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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