Crackle PR is a remote-first, all-senior B2B technology PR agency founded 2020 by Parry Headrick. ~$3M revenue. GEO & LLM optimization pioneer. Clients include Google, Chevron, Schneider Electric.
Bolt PR is a Dallas-based public relations, content, and digital marketing firm focused on consumer products, B2B technology, healthcare, food and beverage, hospitality, and professional services. Operates as Bolt PR LLC, a Millwright Agency. President: Laura Murphy. Founded 2007.
Crenshaw Communications is a New York City-based B2B technology PR firm founded February 2009 by Dorothy Crenshaw. Acquired by Mod Op in October 2023; operates as a Mod Op company. Specialty: AI/ML, SaaS, adtech and martech, cybersecurity, ecommerce, fintech, blockchain, supply chain, healthcare tech.
Firecracker PR is a Brea, California-headquartered boutique B2B technology agency founded by Edward M. Yang. Two decades bootstrapped, no outside funding. Signature 5-step Ignite methodology. Clients include Boeing, Fujitsu, TP-Link, D-Link, Baylor University, American Heart Association, SRI International. International work across France, UK, Brazil, Japan, India.
Highwire is a San Francisco-based public relations and integrated marketing communications agency focused on B2B technology, cybersecurity, AI, healthcare, financial services, and energy. Founded 2008. CEO Michael O'Brien (since May 2025). Independent, with a strategic investment from Shamrock Capital. Per O'Dwyer's: $41.3M in 2024 net fees, #18 US independent.
Cognito is the London-headquartered financial services and B2B technology PR firm founded in 2007 by Tom Coombes. Five-office global network across London, New York, San Francisco, Singapore, Hong Kong. One of the few independent financial PR firms that scaled internationally without selling to a holding company.
