Category Archives: Commercial Concrete Contractors San Francisco

“Topping Off” Ceremony for the Salesforce Tower

The final beam was hoisted into place on April 6, 2017 topping off the new Salesforce Tower in downtown San Francisco, which is the tallest building west of Chicago. While the new Wilshire Grand in Los Angeles has a spire … Continue reading

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Training and Career Opportunities for Cement Masons

Did you know that ancient cement masons built concrete structures in Egypt 3,600 years ago that are still standing today? Needless to say, cement masons are some of the oldest tradesmen who continue to this day to pass their skills … Continue reading

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Construction on the Rebound

Despite the huge impact the recession had on the construction industry that resulted in a large decline in employment, the U.S. Labor Department projects the industry is on a comeback.  In fact they estimate it will be one of the … Continue reading

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Shotcrete Job Opportunities

Right now opportunities are plentiful for hardworking individuals interested in working for one of the leading commercial concrete contractors in the nation with locations in Northern California, Southern California, Washington, and Colorado.  The Conco Companies is busy at work with … Continue reading

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The Aggregate in Concrete  

The Conco Companies offer a range of services that include quality concrete formwork, reinforcing, place and finish, and shotcrete.  We also own a fleet of construction hauling trucks and operate one of the largest pumping companies in the U.S.  Our … Continue reading

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Increasing the Tensile Strength of Concrete

The aggregate in a concrete mix effectively carries the compression load to make concrete strong in compression.  However concrete is weak in tension as the cement holding the aggregate in place is susceptible to cracking and can result in the … Continue reading

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Concrete Terminology – Learn the Terms

At The Conco Companies, we are involved in many of the most notable projects throughout the Western United States, and as such, we have experience with all kinds of concrete construction. Furthermore we are committed to using our extensive knowledge … Continue reading

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