Alphabetical Index | Geographical Index | Specialty Index
Bitwarden
Bread Financial
Crowdstrike
CVS Health
DaVita
Dropbox
Hitachi
Korn Ferry
Morgan Stanley
PG&E
Splunk
Upwork
Highwire
727 Sansome St., #100, San Francisco, CA 94111
415/963-4174
[email protected]
www.teamhighwire.com
B2B technology, AI/machine learning, cloud, cybersecurity, healthcare, medical device, fintech, financial services, martech/adtech, retail/commerce, energy & sustainability.
Employees: 250. Founded: 2008.
Agency Statement:
Highwire is a strategic marketing communications agency built at the intersection of innovation and industry. We blend the strategic depth and executional rigor of larger firms with the agility and tenacity of an up-and-comer. The engines we build connect reputation, demand, and media to catalyze growth and cement leadership. Backed by senior talent, we deliver speed with substance across brand strategy, corporate reputation management, earned media, demand generation, creative, and crisis communications.
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Some of team Highwire at our New York office, located in the historic Helmsley Building.Michael O'Brien, CEO; Carol Carrubba, Co-Founder, President; Emily Call Borders, Co-Founder, Chief Client Officer; Cortney Stapleton, Chief Strategy & Business Officer; Michael Roth, Executive Chair, Highwire Health; Michael Byrnes, Chief Growth Officer; Melanie Kearney, Chief of Staff; Andrew Robinson, Head of People; Jason Mayde, Chief Technology Officer
727 Sansome St., #100, San Francisco, CA 94111
31 E. 32nd St., #11, New York, NY 10018
10 W. Hubbard St., Chicago, IL 60654
Clients Include:
BDOBitwarden
Bread Financial
Crowdstrike
CVS Health
DaVita
Dropbox
Hitachi
Korn Ferry
Morgan Stanley
PG&E
Splunk
Upwork
Highwire in the news with O'Dwyer's:
| • | PR Firm News: Martis Capital Invests in Deerfield GroupTue., Jun. 30, 2026...AI, is built one credible byline, one media mention, one third-party validation at a time.” Highwire launches AcroIntelligence, a proprietary Large Media Model designed to help companies identify emerging narratives, understand... |
| • | On the Move: Mission North Hires MaielloTue., Jun. 16, 2026...North names Danny Maiello as the agency’s first chief corporate affairs officer. Maiello joins the agency from Highwire , where he served as managing director. He previously held senior posts at Dentsu Creative,... |
| • | On the Move: Highwire Names Losko CFOMon., Jun. 15, 2026... Kelly Losko Highwire names Kelly Losko as CFO. Losko joins the agency from OLIVER Agency, where she was CFO, North... |
| • | Professional Services Firms Keep an Eye on the DetailsFri., May 22, 2026...Toomey "No professional sevices PR plan is complete without a keen understanding of differentiation," says Highwire /The Bliss Group EVP of professional services Keri Toomey. "All firms have expertise that can add... |
| • | PR Firm News: LaVoie Launches Integrated Platform, Revamped SiteThu., May 7, 2026...reflects how we partner with leadership teams when the stakes are high and execution matters.” Highwire publishes “Passing the Torch: A Framework for CEO Transition Communication for Professional Services Businesses,” a... |
| • | Financial Firms Build on AI SuccessMon., May 4, 2026...some of the dust settles with the Middle East conflict and the upcoming midterm election.” Highwire joins the top 10 Greg Hassel ... |
| • | AI Consumes Tech PR SectorMon., Apr. 27, 2026... A Spotlight on Human Judgment “AI is wired across every function of the firm,” says Highwire co-founder and president Carol Carrubba, “with human judgment at the heart.” ... |
| • | Healthcare PR Firms Suffer 1.6% Decline in '25Wed., Apr. 22, 2026...NY 1,267 $59,252,000 #8 APCO, Washington, DC 1,108 $55,400,000 #9 imre, LLC, Baltimore, MD 169 $48,000,000 #10 ICR, New York, NY 379 $30,643,673 #11 JPA Health, Washington, DC 105 $30,000,000 #12 Crosby, Annapolis, MD 95 $21,942,093 #13 Zeno Group, New York, NY 841 $16,991,307 #14 Sam Brown LLC, Wayne, PA 34 $15,647,643 #15 Highwire PR, San Francisco, CA 259 $13,272,450 #16 MikeWorldWide, New York, NY 237 $12,932,750 #17 Coyne PR, Parsippany, NJ 143 $11,822,495 #18 Hunter, New York, NY 320 $11,000,000 #19 Padilla with SHIFT Communications, Minneapolis, MN 162 $7,959,677 #20 BRG... |
| • | PR Firm News: Highwire Launches AcroAIThu., Apr. 16, 2026... Highwire launches AcroAI, an agentic AI platform that gives marketing and communications leaders real-time strategic... |
| • | PR Firms on the Rise for 2026Wed., Apr. 15, 2026...O'Dwyer's 2026 PR Firm Rankings: Top 25 ($31.5M to $950.4M) 1. Supreme Group - $115M, 147.3% 2. Highwire PR - $67.8, 64.0% 3. The Hoffman Agency - $38.4M, 26.5% 4. ICR - $188.6M, 20.5% 5. Prosek... |
| • | Leading When Your Agency Is AcquiredThu., Apr. 9, 2026...Cortney Stapleton, Chief Strategy & Business Officer at Highwire PR and former CEO of The Bliss Group, joins Taking the Lead to share... |
| • | PR Firm News: Highwire Rolls Out Highwire HealthTue., Mar. 31, 2026... Highwire launches ... |
| • | Highwire Acquires The Bliss GroupWed., Jan. 14, 2026... Highwire acquires The Bliss Group, creating a combined firm, operating under the ... |
| • | PR Firm News: PRSA/NY Names Cohen '26 PresidentWed., Jan. 14, 2026...Weber Shandwick. Kerrigan will now serve as immediate past president. Bill Smith, SVP at Highwire PR, will serve as president-elect. The 2026 Board will guide the chapter’s mission to... |
| • | Good Riddance to 2025Tue., Dec. 30, 2025...Ogilvy Health CEO was Moderna’s chief brand officer, overseeing reputation, communications and enterprise strategy. Michael O'Brien Highwire picks Ketchum alum Michael O’Brien for CEO slot, succeeding Carol Carrubba. The 23-year Ketchum... |
| • | PR Firm News: C Street Launches Crypto Comms PracticeTue., Jun. 3, 2025...a support team that understands how to tie it all back to their business goals." Highwire launches a new brand identity that is intended to reflect its status as a full-service... |
| • | Ketchum Vet O'Brien Moves to Helm HighwireTue., May 13, 2025... Michael O'Brien Former Ketchum chief client officer Michael O’Brien is coming on board at Highwire as CEO. He was most recently global CEO at 5W Public Relations. In a 23-year... |
| • | Tech PR Firms Ticked Up 1.6%Tue., Apr. 29, 2025...top 10 were #5 Ruder Finn (up to $39.8M from $34.7M in 2023), #6 Highwire (rising from $31.6M to $36.7M) and #9 The Hoffman Agency (with a jump from... |
| • | PR Firms Post 1.5% Dip in '24 IncomeThu., Apr. 10, 2025...group. It was up 26.6 percent to $30.8M. Hunter (+17 percent to $67.4M) and Highwire PR (+14 percent to $41.3M) followed. Three Top 25 firms dropped out of the rankings. They... |
| • | On the Move: Lambert by LLYC Names Bissonnette US Creative HeadThu., Mar. 20, 2025...current supporters and inspire a new generation,” said Jewish National Fund-USA CEO Russell Robinson. Michael Byrnes Highwire promotes Michael Byrnes to chief growth officer. Byrnes has been with the agency since 2023, serving as... |
| • | Saying Yes To Growth Starts With Saying NoThu., Feb. 13, 2025...and Jasmine Usidio discussing their work on diversity, inclusion, and belonging for their agency, Highwire PR, in alignment with Women's History Month. View all of O'Dwyer's webinars on our YouTube... |
| • | On the Move: Inkhouse Names Kelley NYC GMThu., Dec. 19, 2024...consumer, financial services, cybersecurity and artificial intelligence, among others,” said Inkhouse CEO Jason Morris. Mike Steavenson Highwire names Mike Steavenson EVP of its enterprise technology practice. Steavenson was previously practice lead in FleishmanHillard’s tech... |
| • | On the Move: V2 Communications Hires Murphy as Health HeadThu., Oct. 17, 2024...to grow the agency’s health innovation portfolio. She was previously SVP, healthcare lead at Highwire PR, and has held executive posts at Allison Worldwide and MSLGROUP. At V2, Murphy... |
| • | On the Move: Highwire Hires FBI Spokesperson ZackelMon., Oct. 7, 2024... Katherine Zackel Highwire brings on Katherine Zackel as SVP, security and crisis communications. Zackel previously served 12 years as... |
| • | On the Move: Highwire Hires Real Chemistry's HemannTue., Jul. 30, 2024... Chuck Hemann Highwire , which works with tech and healthcare clients, brings on Chuck Hemann as chief integration officer. Hemann... |
| • | On the Move: BPCM Adds Laird and WigginsThu., Apr. 25, 2024...in new and exciting directions,” said BPCM co-founding partner Vanessa von Bismarck. Dave Samson, Adam Cossman Highwire PR names Dave Samson and Adam Cossman to its board of directors to support... |
| • | A Tough 2023 for TechThu., Apr. 18, 2024...of the pack. The drop there was only 7.7 percent—from $556.8 million to $514.1 million. Highwire Rethinks Its Way to Growth Carol Carrubba “It was a challenging year for the tech sector,”... |
| • | NYC PR Firms Largest Slice of O'Dwyer's RankingsTue., Apr. 9, 2024...firms in the Los Angeles area. Up the coast in San Francisco Edelman's office ($37.3M), Highwire ($35.7M) and The Hoffman Agency in San Jose make up the top three among... |
| • | On the Move: Highwire PR Hires Weber Shandwick's CoteTue., Feb. 13, 2024... Margaret Cote Highwire PR brings on Margaret Cote as head of insights and analytics. Cote most recently... |
| • | On the Move: Highwire PR Hires Weber Shandwick's ByrnesTue., Nov. 14, 2023... Michael Byrnes Highwire PR brings on Michael Byrnes as managing director of health. Byrnes was most recently... |
| • | Tech Firms Saw 3.9% Uptick in 2022Wed., Apr. 19, 2023...across channels to support driving more qualified leads and creating an experience to drive demand.” Highwire Expands Its Presence “... |
| • | On the Move: Highwire Hires Hamrahi for CFO SpotWed., Mar. 29, 2023... Joe Hamrahi Highwire PR names Joe Hamrahi chief financial officer. Hamrahi joins ... |
| • | On the Move: AMF Media Group Names Granger Marcomm PresidentWed., Dec. 14, 2022...Audrey Granger as president of marketing communications, effective immediately. Granger comes to AMF from Highwire PR, where she served as vice president, overseeing public relations for major tech brands,... |
| • | News of Firms: Shamrock Showers Cash Into Highwire PRTue., Sep. 20, 2022... Highwire PR secures a strategic investment from Shamrock Capital, a Los Angeles-based investment firm that... |
| • | Technology PR Firms Registered 'Hyper-Growth' in '21Thu., Mar. 31, 2022...percent to $28.5 million) and #9 The Hoffman Agency (up 33.4 percent to $20.2 million). Highwire PR’s 21 percent jump to $29. 2 million brought it in at #6. PAN... |
| • | On the Move: Marina Maher Recruits Edelman's WuWed., Jan. 26, 2022...joining Cisco, he was SVP global marketing at FireEye and a senior vp at Highwire PR. In his new post, he will head up the integrated Okta + Auth0... |
| • | Bospar Rallies PR vs. Texas Abortion BanThu., Oct. 28, 2021...ban. It is free to attend and other participating agencies include Bateman Agency, BOCA, EvolveMKD, Highwire PR, Karbo Communications, Manhattan Strategies, Redwood Climate Communications, Strange Brew Strategies and Trier and... |
| • | Tech Firms Ride Out a Tough 2020Thu., Apr. 22, 2021...net fees from tech clients drop by 4.9 percent in 2020, six of those firms— Highwire PR (#4) , Walker Sands (#6), PAN Communications (#7), ICR (#8), The Hoffman Agency... |
| • | News of Firms: Virgo PR Opens for BusinessWed., Dec. 23, 2020...by Mike Paffman, who was VP at Clarity PR, 5W PR and San Francisco-based Highwire . Virgo’s initial clients include Genies, Rebel Ventures, VergeSense, JobGet, SuperPlastic, TAYLRD and The Spring... |
| • | Highwire Acquires WonderscriptMon., Apr. 6, 2020...Silicon Valley agency Highwire PR has acquired digital communications consultancy Wonderscript. Financial terms of the acquisition weren’t publicly disclosed. Carol... |
| • | The AI Hype is Real: Three Ways to Break Through the NoiseWed., Oct. 30, 2019...on reliable sources of thoughtful, accurate, and distinctive stories. *** Joe Ferrary is vice president at Highwire PR.... |
| • | Upcoming EventsMon., Dec. 10, 2018...set to include Hotwire global CEO Barbara Bates, W2O Group senior advisor Bob Pearson, Highwire PR senior vice president Ross Levanto and WE Communications president, technology sector and chief... |
| • | How Agencies Can Ride the Continuing Tech WaveWed., May 23, 2018...sphere. “No one has time to micromanage or second guess their PR partner,” said Highwire principal Carol Carrubba. According to Carrubba, agencies must work fast to gain the trust... |
| • | Top 25 PR Firms Posted Solid Gains in '17Wed., Mar. 28, 2018...gainers Leading gainers in the top 25 are: Prosek Partners (#6, $40.8M, up 33.2 percent), Highwire PR (#25, $17M, up 21.3 percent), W2O Group (#2, $144.3M, up 17.6 percent), Spectrum... |
| • | Highwire Scoops Up Inner Circle LabsWed., Jan. 3, 2018... Emily Borders Highwire PR has acquired Inner Circle Labs, a firm that focuses on cutting-edge technologies in robotics,... |
| • | Expanding Bandwidth in Tech CommunicationsMon., Nov. 20, 2017...PR channels that are becoming more pronounced for tech clients. Ross Levanto, Senior VP at Highwire , said tech clients are providing more budget to execute the firm’s ideas for content... |
| • | O’Dwyer’s Directory Lists 1,200+ PR Firms, Ranks 123Mon., Jul. 17, 2017...or which are entirely tech did well including Racepoint Global, +7.8%; PAN Communications, +18%, Highwire PR +27.6%, Hotwire +32%, and Inkhouse Media, +13.8%. WE, third largest firm in last year’s... |
| • | Tech Firms Focus on Social Media, Content CreationMon., May 8, 2017...$14 million in tech-related net fees in 2016. Social media, influence remain strong Silicon Valley agency Highwire PR grew by nearly 38 percent overall in 2016, and accounted for more than... |
| • | PR Industry Makes the Most of Big ChangesWed., May 3, 2017...the integrated capabilities necessary to engage all audiences through all channels.” Carol Carrubba Silicon Valley agency Highwire PR dialed up growth by 27.6 percent last year, earning the agency more than... |
| • | Highwire Opens Boston OfficeWed., Dec. 14, 2016...Silicon Valley agency Highwire PR has moved to Boston, in a bid to continue expanding its East Coast... |
