The Harbinger Group is an accomplished Chicago marketing consulting firm delivering customized communications strategies to mission-driven businesses nationwide.

"The Harbinger Group’s work to elevate GTCR’s brand awareness and the firm’s thought leadership has been impressive. They created a tailored communications strategy and identified multiple external opportunities for the firm to share their insights with the audiences who matter most to our business. In the competitive private equity industry, the Harbinger team has been a strategic and trusted consultant that delivers results—and I highly recommend."

“The Harbinger Group was chosen after an extensive search to assist Powering Chicago in increasing its brand presence digitally and in the Chicagoland marketplace. After performing a thorough assessment of our current and long-term goals, The Harbinger Group worked intimately with the Powering Chicago team to develop, implement and execute strategies that have multiplied our impact and presence throughout the various identified mediums. Thanks to The Harbinger Group we are on our path to not only achieve but exceed established goals.”

"The Harbinger Group team has been a tremendous asset to the Winston Knolls Education Group and Foundation. Harbinger Group’s experience, relationships and specialty in PR, Marketing and Communications have given us unparalleled exposure and contributed to the growth and our reputation in providing a comprehensive and distinctive learning environment for students with autism spectrum disorder (ASD) and other related challenges. We could not have chosen a better PR, Marketing and Communications partner."

"Thank you The Harbinger Group for your partnership and support! Amazing achievements are possible when great people guided by core values work together!"

"The Harbinger Group has been an enormous asset in elevating iBIO and building awareness of the Illinois biosciences industry. Their communication strategy has provided local and national exposure highlighting the growth and assets in our biosciences community. Thanks to The Harbinger Group, Chicago and Illinois is recognized as a growing hotbed for the biosciences industry."