OHTec Advertising and Sponsorship OHTech offers a variety of events and communication opportunities to help our members increase their brand awareness and connect with potential clients. We provide signature programs as well as tech events and connections. Learn more about how OHTec sponsorship helps its members grow. Marketing and showcase opportunities Newsletter and website highlights Keynote speaking Visibility Advocacy Join us! To learn about how to join OHTec, contact our membership team at 216.592.2222 or memberservices@gcpartnership.com. Keep up with the latest OHTec news and events Click to sign up for the OHTec eNewsletter.