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Loretta Sorensen

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Loretta Sorensen is a freelance writer in Yankton, S.D. She produces material on a variety of topics, serves as a ghostwriter, and has authored her own books.

Posts by Loretta Sorensen

Equipment upgrade improves safety, product quality Posted on 31 Jan 2016 in the featured & Features categories.

Oklahoma’s oldest and largest crushed stone producer, Dolese Bros. Co., recently completed a $14 million upgrade of its limestone quarry in Hartshorne that included construction of a new, completely automated […]

People. Planet. Prosperity. Posted on 29 Aug 2015 in the featured & Features categories.

The success of Fairmount Santrol can be attributed in large part to its treatment of employees, neighbors and the environment. Fairmount Santrol, one of the nation’s longest continuously operating mining […]

Out of this world Posted on 12 Jul 2015 in the featured & Features categories.

Ground rover prototypes are being tested at a Massachusetts sand-and-gravel operation to see if they’re ready to help explore other planets. Do sand-and-gravel pits really
 resemble the surface of planets […]

Kids rock: Quarry education Posted on 11 Jun 2015 in the featured & Features categories.

Dolese mines goodwill across Oklahoma by helping students make the connection between quarries and earth science. Kids and rocks are a great combination. Dolese, an Oklahoma aggregate producer, is doing […]

Rock replay: Processing C&D materials Posted on 07 May 2015 in the featured & Features categories.

An Ontario company realizes important environmental goals, customer satisfaction and higher profits by processing C&D materials. Extending the life of its limestone quarry, engaging in environmental sustainability and providing a […]

Playing it safe: Maintaining low injury rates Posted on 05 Mar 2015 in the Features categories.

A company-wide safety mindset keeps Staker Parson employees healthy and productive. Employee engagement has become the backbone of a highly successful safety program at Staker Parson Cos. For more than […]

The big picture: Efficiency maintains family business Posted on 06 Jan 2015 in the featured & Features categories.

A family-owned Wyoming business considers all aspects of its operation to maintain profitability and longevity. Third-generation Mullinax Inc. CEO Nathan Mullinax knows quality products and reliable service have been hallmarks […]

New life Posted on 10 Nov 2014 in the featured & Features categories.

A giant excavator at a Vulcan Materials operation gets a new engine with a little help from a California agency. The 13-year-old diesel hydraulic Hitachi EX2500-1 excavator working at Vulcan […]

Here comes the sun Posted on 13 Oct 2014 in the featured & Features categories.

Solar power is the primary energy source fora California quarry caught between a rock and a hard place over changing electric rates. When increased electric rates tripled overnight in 2011, […]