$RTNB Remains #1 on Cybersecurity 500 For 6th Consecutive Quarter

COLORADO SPRINGS, Colo., June 23, 2017 — In response to remaining #1 on the Cybersecurity 500 for six consecutive quarters, root9B’s Chief Executive Officer Eric Hipkins issued the following statement:

“root9B’s continued #1 presence on the Cybersecurity 500 is a direct reflection on the quality of our people, products, and services and we continue to be honored by this recognition. Our focus remains on bringing excellent service and next generation products to our clients. We are setting the standard in the Manned Information Security, Adversary Pursuit Operations (HUNT), and threat intelligence markets.

“As stated in Cybersecurity Ventures’ Q2 announcement, this list creates awareness and recognition for the most innovative cybersecurity companies – ranging from the largest and most recognizable brands, to VC backed startups and emerging players, to small firms with potentially game-changing technologies, to solution providers poised for growth around products or vertically focused services. With root9B’s advanced ORION platform and unique approach to Manned Information Security, we are leading the industry in executing true HUNT operations that are protecting and defending our clients’ networks.

“As the organization that first introduced proactive HUNT operations to the commercial community, we continue to refine the proprietary capabilities and methodologies we are bringing to market with our products like ORION and ORKOS. The adversary threat targeting the commercial, finance, and critical infrastructure sectors is a challenge which requires the type of approach root9B is uniquely positioned to provide.”

About root9B

Ranked as the #1 Cybersecurity Company by Cybersecurity Ventures, root9B stands in defiance of the unwanted human presence within its clients’ networks by attacking the root of the problem—the adversary’s ability to gain entry and remain undetected. root9B’s application of advanced technology developed through cutting-edge R&D and engineering and refined through relevant, hands-on training is revolutionary. root9B combines next generation technology, tactics development, specialty tools, and deep mission experience. root9B personnel leverage their extensive backgrounds in the U.S. Intelligence Community to conduct advanced vulnerability analysis, penetration testing, digital forensics, incident response, Industrial Control System (ICS) security, and HUNT (Active Adversary Pursuit) engagements on networks worldwide. For more information, visit www.root9B.com.

About root9B Holdings, Inc.

root9B Holdings, Inc. (NASDAQ: RTNB) is a leading provider of Cybersecurity Services for clients ranging from Fortune 100 companies to mid-sized and owner-managed businesses across industries, as well as local, state and federal government agencies. For more information, visit www.root9bholdings.com

Forward Looking Statements

Certain statements contained in this press release may include forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.  These statements are based on the Company’s current expectations or beliefs and are subject to uncertainty and changes in circumstances. Actual results may vary materially from those expressed or implied by the statements herein due to changes in economic, business, competitive and/or regulatory factors, and other risks and uncertainties affecting the operation of the Company’s business. These risks, uncertainties and contingencies are indicated from time to time in the Company’s filings with the Securities and Exchange Commission. The information set forth herein should be read in light of such risks. Further, investors should keep in mind that the Company’s financial results in any particular period may not be indicative of future results.  The Company is under no obligation to, and expressly disclaims any obligation to, update or alter its forward-looking statements, whether as a result of new information, future events, changes in assumptions or otherwise.

Media Contact:	Investors:
Andrew Hoffman	Devin Sullivan
Zito Partners	The Equity Group Inc.
908-546-7447	212-836-9608
andrew@zitopartners.com	dsullivan@equityny.com