Designing Reliable Infrastructure
For over 36 years, we've been leaders in geotechnical and earthquake engineering, a legacy reflected in our extensive knowledge base of over 100 publications.
Our Story
Our Story
Our Story
The firm Earth Mechanics, Inc. (EMI) was initially founded in February 1989 by two principals who worked together on foundation designs for coastal and offshore structures for oil companies worldwide.



Founded as a California Corporation in 1989
Many of the structures were supported on deep foundations and are located in highly seismic areas. After the downturn in the oil-and-gas market in the early to mid-1980's, they switched their project emphasis to bridges in California. This transition was logical because many bridges are supported on deep foundations and California has severe seismic vulnerabilities.
Today, the firm consists of four working principals and many highly trained geotechnical engineers and geologists to provide quality services. EMI holds the record of providing geotechnical and foundation design services for seismic retrofitting of over 1,000 bridges in California, including seven of the nine state-owned toll bridges. Over the last 15 years, EMI has also provided geotechnical services for numerous roadway, railway, tunnel, and port projects in California and other states.
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Projects Completed
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Years of experience
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Expert Engineers
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Publications
Publications
Meet Our Team
Have a question? Want to work with us?
Have a question? Want to work with us?
Have a question? Want to work with us?
Fountain Valley (Head office)
17800 Newhope Street
Suite B
Fountain Valley, CA 92708
(714) 751-3826
Inland Empire
765 North Main Street
Suite 136
Corona, CA 92880
(714) 751-3826
San Francisco Bay Area
3541 Investment Boulevard
Suite 4
Hayward, CA 94545
(510) 562-8833
San Diego
820 Los Vallecitos Boulevard
Suite H
San Marcos, CA 92069
(760) 736-8222
At Earth Mechanics Inc. (EMI), your privacy is our priority. We do not collect or use your personal information for marketing purposes. All communications via SMS are strictly conversational in nature and initiated based on your interactions with EMI.
By providing your phone number, you consent to receive occasional, conversational SMS messages from Earth Mechanics Inc. Message frequency may vary, with an average of 1–2 messages per month. SMS numbers are never sold, shared, or disclosed to third parties without your explicit consent, except as required by law. All personal data, including SMS correspondence, is stored securely and handled in accordance with our privacy standards. We do not transfer your information to external organizations under any circumstances unrelated to legal compliance.
This website may include embedded content (e.g., videos, images, or articles) from third-party websites. Such content behaves as if you visited the third-party site directly. These websites may collect data, use cookies, and track your interaction with the embedded content—especially if you are logged in to their platform.
Some media assets used on this site, including video content, are licensed from Adobe Stock under appropriate licensing terms. These assets are used in compliance with Adobe’s Enhanced License, and no attribution is required.
If you have any questions about this policy or your data privacy, please contact us at info@earthmech.com.
Fountain Valley (Head office)
17800 Newhope Street
Suite B
Fountain Valley, CA 92708
(714) 751-3826
Inland Empire
765 North Main Street
Suite 136
Corona, CA 92880
(714) 751-3826
San Francisco Bay Area
3541 Investment Boulevard
Suite 4
Hayward, CA 94545
(510) 562-8833
San Diego
820 Los Vallecitos Boulevard
Suite H
San Marcos, CA 92069
(760) 736-8222
At Earth Mechanics Inc. (EMI), your privacy is our priority. We do not collect or use your personal information for marketing purposes. All communications via SMS are strictly conversational in nature and initiated based on your interactions with EMI.
By providing your phone number, you consent to receive occasional, conversational SMS messages from Earth Mechanics Inc. Message frequency may vary, with an average of 1–2 messages per month. SMS numbers are never sold, shared, or disclosed to third parties without your explicit consent, except as required by law. All personal data, including SMS correspondence, is stored securely and handled in accordance with our privacy standards. We do not transfer your information to external organizations under any circumstances unrelated to legal compliance.
This website may include embedded content (e.g., videos, images, or articles) from third-party websites. Such content behaves as if you visited the third-party site directly. These websites may collect data, use cookies, and track your interaction with the embedded content—especially if you are logged in to their platform.
Some media assets used on this site, including video content, are licensed from Adobe Stock under appropriate licensing terms. These assets are used in compliance with Adobe’s Enhanced License, and no attribution is required.
If you have any questions about this policy or your data privacy, please contact us at info@earthmech.com.
Fountain Valley (Head office)
17800 Newhope Street
Suite B
Fountain Valley, CA 92708
(714) 751-3826
Inland Empire
765 North Main Street
Suite 136
Corona, CA 92880
(714) 751-3826
San Francisco Bay Area
3541 Investment Boulevard
Suite 4
Hayward, CA 94545
(510) 562-8833
San Diego
820 Los Vallecitos Boulevard
Suite H
San Marcos, CA 92069
(760) 736-8222
At Earth Mechanics Inc. (EMI), your privacy is our priority. We do not collect or use your personal information for marketing purposes. All communications via SMS are strictly conversational in nature and initiated based on your interactions with EMI.
By providing your phone number, you consent to receive occasional, conversational SMS messages from Earth Mechanics Inc. Message frequency may vary, with an average of 1–2 messages per month. SMS numbers are never sold, shared, or disclosed to third parties without your explicit consent, except as required by law. All personal data, including SMS correspondence, is stored securely and handled in accordance with our privacy standards. We do not transfer your information to external organizations under any circumstances unrelated to legal compliance.
This website may include embedded content (e.g., videos, images, or articles) from third-party websites. Such content behaves as if you visited the third-party site directly. These websites may collect data, use cookies, and track your interaction with the embedded content—especially if you are logged in to their platform.
Some media assets used on this site, including video content, are licensed from Adobe Stock under appropriate licensing terms. These assets are used in compliance with Adobe’s Enhanced License, and no attribution is required.
If you have any questions about this policy or your data privacy, please contact us at info@earthmech.com.
Fountain Valley (Head office)
17800 Newhope Street
Suite B
Fountain Valley, CA 92708
(714) 751-3826
Inland Empire
765 North Main Street
Suite 136
Corona, CA 92880
(714) 751-3826
San Francisco Bay Area
3541 Investment Boulevard
Suite 4
Hayward, CA 94545
(510) 562-8833
San Diego
820 Los Vallecitos Boulevard
Suite H
San Marcos, CA 92069
(760) 736-8222
At Earth Mechanics Inc. (EMI), your privacy is our priority. We do not collect or use your personal information for marketing purposes. All communications via SMS are strictly conversational in nature and initiated based on your interactions with EMI.
By providing your phone number, you consent to receive occasional, conversational SMS messages from Earth Mechanics Inc. Message frequency may vary, with an average of 1–2 messages per month. SMS numbers are never sold, shared, or disclosed to third parties without your explicit consent, except as required by law. All personal data, including SMS correspondence, is stored securely and handled in accordance with our privacy standards. We do not transfer your information to external organizations under any circumstances unrelated to legal compliance.
This website may include embedded content (e.g., videos, images, or articles) from third-party websites. Such content behaves as if you visited the third-party site directly. These websites may collect data, use cookies, and track your interaction with the embedded content—especially if you are logged in to their platform.
Some media assets used on this site, including video content, are licensed from Adobe Stock under appropriate licensing terms. These assets are used in compliance with Adobe’s Enhanced License, and no attribution is required.
If you have any questions about this policy or your data privacy, please contact us at info@earthmech.com.