Guy C. Steinbrink Demonstrates Excellence in Technology

Mr. Steinbrink’s expertise in sales, sales management and federal government operations has been instrumental in his career achievements.

CAVE CREEK, AZ, June 25, 2025 /24-7PressRelease/ — Guy C. Steinbrink has been included in Marquis Who’s Who. As in all Marquis Who’s Who biographical volumes, individuals profiled are selected on the basis of current reference value. Factors such as position, noteworthy accomplishments, visibility and prominence in a field are all taken into account during the selection process.

Mr. Steinbrink is a distinguished professional in information technology sales and sales management, as well as federal government contracting and management. As the principal and co-founder of iT1 Source, he has dedicated over 20 years to building a successful business that sells technology solutions to commercial businesses, collaborates directly with federal agencies and partners with government systems integrators who sell directly to the federal government. His expertise in sales, sales management and federal government operations has been instrumental in his career achievements.

Mr. Steinbrink began his career at Valcom Technology, where he worked in sales and sales management between 1984 and 1999. This foundational experience provided him with a comprehensive understanding of the technology sector and laid the groundwork for his future success. It was during this time that he won a pivotal contract with a health care corporation in 1987, marking a significant turning point in his career and setting the stage for future accomplishments.

Providing Mr. Steinbrink with the marketing knowledge and strategic insight necessary for navigating complex business environments was his academic background, inclusive of a Bachelor of Science in marketing from Northern Illinois University, earned in 1982. He attributes much of his success to the support of his family and mentors, particularly his first boss at a reseller company who imparted valuable lessons about sales.

In addition to his professional endeavors, Mr. Steinbrink is actively involved in civic organizations. He volunteers as a builder for Habitat for Humanity and is a donor to both the National Philanthropic Trust and St. Jude Children’s Research Hospital, as well as several local charitable organizations. His commitment to community service extends to his local church as well. His company has been recognized by the Phoenix Business Journal as one of the Best Places to Work for nine consecutive years and has been listed among the Top 20 Best Places to Work.

Looking ahead, Mr. Steinbrink plans to assist his wife in growing her not-for-profit business while also engaging in youth coaching and supporting other businesses. Through these endeavors, he aims to make a meaningful impact on people’s lives and continue contributing positively to society.

About Marquis Who’s Who®:
Since 1899, when A. N. Marquis printed the First Edition of Who’s Who in America®, Marquis Who’s Who® has chronicled the lives of the most accomplished individuals and innovators from every significant field of endeavor, including politics, business, medicine, law, education, art, religion and entertainment. Who’s Who in America® remains an essential biographical source for thousands of researchers, journalists, librarians and executive search firms around the world. The suite of Marquis® publications can be viewed at the official Marquis Who’s Who® website, http://www.marquiswhoswho.com.

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