OPTIMUM SEISMIC, INC.
December 2025 Newsletter
Thank You for a Wonderful Year — Happy Holidays from Optimum Seismic
Ali Sahabi, GEC
Principal,
Optimum Seismic, Inc.
As we close out 2025, Optimum Seismic, Inc. is grateful for another year of meaningful partnerships, dedicated clients, and the opportunity to continue supporting the safety and resilience of communities throughout California. This year has been filled with growth, collaboration, and shared commitment to strengthening buildings and protecting lives. We want to express our sincere appreciation to everyone who has worked with us, supported our mission, or entrusted us with their projects. Your confidence in our team inspires us every day. We wish you and your loved ones a joyful, peaceful, and safe holiday season.
This Thanksgiving, our team had the privilege of partnering with the YMCA for a turkey giveaway that helped local families enjoy a warm holiday meal. Giving back is at the heart of our company values, and moments like these remind us of the power of community and collective care. As we look ahead to the new year, we encourage everyone to find small ways to serve their neighborhoods, support local organizations, and uplift those around them. Together, we can make a meaningful difference. From all of us at Optimum Seismic, thank you for a wonderful year, and happy holidays.
Remembering the 1975 Kalapana earthquake and tsunami
Fifty years ago, in November 1975, scientists at the Hawaii Volcanoes Observatory knew something big was about to happen due to a number of small “fore shocks” in Kalapana on the Big Island.
Then, it happened.
Just before 5 a.m. on Nov. 29, for 30 seconds, it seemed like the whole world was shaking violently.
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Nearly 500 Earthquakes Strike Alaska Over Past Week
Nearly 500 earthquakes have struck Alaska over the past week, the Alaska Earthquake Center reported, with one of the most recent quakes rattling the Anchorage area on Thanksgiving.
“Alaska typically experiences a high level of seismic activity, and while almost 500 earthquakes in a week may sound like a lot, it isn’t unusual for the state,” Ezgi Karasözen, a research seismologist with the Alaska Earthquake Center, told Newsweek.
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Golden Gate Bridge’s Seismic Retrofit Set to Enter Final $864M Phase
The final phase of the Golden Gate Bridge Seismic Retrofit Construction Project will begin in a few months, strengthening and reinforcing the famous San Francisco span.
Phase 3B, set to begin in early 2026 and conclude in 2036, will be split into two construction manager-general contractor contracts. The first $864 million goes to Halmar International.
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Three Tips For Getting The Most From Your Retrofit
It can be a little frightening, feeling the ground shift and sway under our feet. Rocking like a boat on stormy seas, we typically ask ourselves, “How much longer is this going to last; will it get bigger?” The truth in this response is that —in the back of our minds — we all know The Big One is lurking underground, ready to strike at any moment. When it does, we know, it could have devastating impacts on our financial security, injure us, or even worse.
So why don’t we do more to protect ourselves against the inevitable?
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Thanksgiving Turkey Giveaway with the YMCA

This Thanksgiving, Optimum Seismic, Inc. was proud to sponsor and volunteer at the YMCA of Metropolitan Los Angeles Southeast-Rio Vista YMCA Turkey Giveaway, helping ensure families in our community could enjoy a warm holiday meal. Our team joined YMCA staff, community leaders, and fellow volunteers to prepare and distribute hundreds of turkey dinner bags to local families. Supporting events like this is a meaningful part of our commitment to giving back and strengthening the communities we serve. We are grateful for the opportunity to contribute and encourage everyone to find ways to support their local organizations this holiday season.








