News

June 2018 Cornerstone Earth Group Participates in the First Annual Charity Golf Tournament for California Children's Services in San Jose


Cornerstone Earth Group participated at the First Annual Charity Golf Tournament for California Children's Services (CCS) at Cinnabar Golf Course in San Jose, CA. CCS is a state program for children up to 21 years old with certain diseases and health problems that provides health care and services including occupational and physical therapy. The golf tournament is a way to raise much needed money for this organization that is constantly underfunded by the State of California.

June 2018 Cornerstone Earth Group Sponsors AIA Santa Clara Valley 31st Annual Golf Tournament


Cornerstone Earth Group participated as a tee sponsor at this annual golf tournament at the Coyote Creek Golf Club in Morgan Hill, CA. Our team finished in a four-way tie for first place but lost in the tie-breaker.

June 2018 Our Walnut Creek Office is Moving into a New Larger Location


Due to Cornerstone Earth Group's growth in the East Bay, the Walnut Creek office has moved into a newer, larger and more modern space at 1220 Oakland Boulevard, Suite 220, in Walnut Creek.

May 2018 Cornerstone Earth Group Attends the SacPEMA May General Meeting on Cal/EPA Unified Approach to Evaluating and Managing Vapor Intrusion Risk


Dr. Claudio Sorrentino discussed the development of a 4-step process to protect current occupants of buildings near known or suspected releases of vapor forming chemicals (VFC's). The purpose of this 4-step process is to provide state-wide consistency in risk management protocols and to streamline the recommended approach in State guidance.

April 2018 Cornerstone Earth Group Sponsors San Francisco Bisnow Event


Cornerstone Earth Group was a sponsor at this event; speakers discussed multi-family and mixed-used development and investment trends in Almeda County.

March 2018 Cornerstone Earth Group Sponsors SPUR Event in San Jose


Cornerstone Earth Group was a sponsor at this event; panelists Ken Lowney of Lowney Architecture and Geoff Morgan of First Community Housing discussed Modular Construction, which has been gaining interest among builders, developers and architects in the Bay Area.

March 2018 Cornerstone Earth Group Attends the 28th Annual West Coast International Conference on Soil, Water, Energy, and Air in San Diego, CA


Cornerstone Earth Group attended the 28th annual gathering of environmental professionals to the Conference on Soil, Water, Energy, and Air. For the past twenty-seven years, this annual conference has helped to bring the environmental science community closer together by providing a forum to facilitate the exchange of information of technological advances, new scientific achievements, and the effectiveness of standing environmental regulation programs.

March 2018 Cornerstone Earth Group's Annual Ski Fest at Bear Valley


Cornerstone Earth Group's employees kicked off the ski season with a fantastic weekend of skiing and snow-filled fun at Bear Valley, topped off with a celebration dinner.

February 2018 Cornerstone Earth Group Sponsors BISNOW's Event - Oakland's Annual State of the Market Summit


Cornerstone Earth Group was a sponsor BISNOW where panelists discussed the future of property values and development in the East Bay.

February 2018 Silicon Valley Business Journal's 2018 Top Engineering Firms


Cornerstone Earth Group was ranked as one of the top engineering firms in Silicon Valley by the Silicon Valley Business Journal.

December 2017 Cornerstone Earth Group's Holiday Party at The Silicon Valley Capital Club


Cornerstone Earth Group's employees and their guests (over 100 attendees) celebrated another successful year at the Silicon Valley Capital Club where there were amazing views of Santa Clara Valley, great food and drinks, an ice sculpture drink luge, a caricaturist, dancing, and the highlight of the evening - a karaoke contest. The winning singer won a weekend for two in Las Vegas where they attended a NHL game.

October 2017 Cornerstone Earth Group Makes Playoffs at the AIA Santa Clara Valley Softball League


Cornerstone Earth Group's softball team, The Soil Whispers, advanced to the first round of the softball playoffs and battled it out with the number one seed team, AP+I/Barron. Unfortunately, AP+I/Barron won and eventually became tournament champion.

July 2017 Forrest Leblo Promoted to Principal of Laboratory Services


Congratulations to Forrest Leblo from our Sunnyvale office on his promotion to Principal, Laboratory Services. Forrest has over 19 years' experience of field and laboratory materials testing of soils, concrete and asphalt concrete, and oversees and performs soil laboratory testing for various construction projects.

May 2017 Cornerstone Earth Group Takes 1st Place in Bike to Work Week


Cornerstone Earth Group took 1st Place in the Extra Small Company Category in the Santa Clara County Company Bike Challenge as part of the Team Bike Challenge.

March 2017 Cornerstone Earth Group's Annual Ski-Fest


Over 20 guests attended this year's Ski-Fest at Bear Valley.  Deep snow and amazing weather made for another fun trip.  The “kicked-up” celebration dinner was the ultimate ending to a fun filled weekend.

March 2017 City of San José Awards Three-Year Master Services Agreement for Environmental Services


The City of San José Environmental Services Department awarded Cornerstone Earth Group another three-year Master Services Agreement to provide Environmental Assessments, Investigation, and Remediation Services. Cornerstone was ranked highest of 25 firms who submitted qualifications and was ranked highest after the City of San José conducted interviews with the top six firms.

March 2017  Cornerstone Earth Group Celebrates Its 10-Year Anniversary


Cornerstone Earth Group reached its 10-year anniversary as a leading provider of geotechnical engineering and environmental consulting services. Cornerstone celebrates a decade of client-focused and value-added services.

Over the past 10 years, Cornerstone Earth Group has built a reputation as an industry leader in geotechnical and environmental consulting services in the greater San Francisco Bay area. The company has grown to a staff of approximately 60 employees and has completed over 5000 projects. As further evidence of their growth, Cornerstone consistently has been ranked as one of the top engineering and environmental firms in Silicon Valley.

February 2017  Silicon Valley Business Journal's 2017 Top Engineering Firms


Cornerstone Earth Group was ranked as one of the top engineering firms in Silicon Valley by the Silicon Valley Business Journal.

June 2016 Erin Steiner, P.E., G.E., and Chris Heiny, P.G., Promoted to Principals


Congratulations to Erin Steiner, P.E., G.E. from our Sunnyvale office and Chris Heiny, P.G. from our Walnut Creek office on their recent promotion to Principal at Cornerstone Earth Group. Erin has over 14 years of local experience in geotechnical engineering and Chris has over 10 years of local experience in environmental consulting. We are fortunate to have them lead our next generation of staff.

June 2016 Habitat for Humanity East Bay/Silicon Valley


In May and June 2016, Cornerstone Earth Group provided pro bono services to Habitat for Humanity East Bay/Silicon Valley for their acquisition of an approximately 2-acre property in Walnut Creek.  A multi-family residential development is planned on this property that was historically occupied by a private swim club and is bordered by two former railroad right-of- ways.

January 2016 Silicon Valley Business Journal's 2016 Top Engineering Firms


Cornerstone Earth Group was ranked 11th as one of the top engineering firms in Silicon Valley according to the Silicon Valley Business Journal.

September 2015 Silicon Valley Business Journal's 2015 Top Environmental Firms


Cornerstone Earth Group was ranked 5th as one of the top environmental firms in Silicon Valley according to the Silicon Valley Business Journal.