Central Ohio ISSA (COISSA)
Columbus area venues (Upper Arlington, Dublin, downtown) and online · In the city
Quarterly chapter meetings, twice-monthly COISSA Connect webinars at noon on Wednesdays, workshops, and the Central Ohio InfoSec Summit each June
About 350 members. The August 12, 2026 quarterly meeting was at Upper Arlington Co-Hatch; the most recent event shown as held is an online COISSA Connect webinar on September 23, 2026. A golf outing rescheduled to October 19, 2026 is not counted as activity because the events page does not show it took place. The chapter also runs a Toastmasters club at TekSystems in Dublin on the second and fourth Wednesdays. Membership is paid; check each event page for whether non-members can attend.
Members only
centralohioissa.org [S24]
Cloud Security Alliance Ohio River Valley Chapter
Columbus (People Driven Technology, 1 Easton Oval, Suite 125, for the August 11, 2026 session), Cincinnati (Encore Technologies for October 13, 2026), and Zoom · In the city
Technical sessions most months on a Tuesday, 8:00 to 10:00 a.m., hybrid; the in-person site alternates between cities
Covers Columbus, Cincinnati, Indianapolis and Louisville. 2026 sessions were on February 10, July 14, August 11 and October 13. The October 13 session (Data Governance in the Age of AI) was in person at Encore Technologies, 4620 Wesley Ave, Cincinnati, and on Zoom; its slides are posted. The events page shows no session scheduled after that.
Free
orv-csa.org [S25] [S26] [S27]
HTCIA Ohio Chapter
Statewide; virtual lunch-and-learns and an annual spring conference at Salt Fork State Park · Metro area
Quarterly member meetings, periodic virtual lunch-and-learns, and an annual spring training conference
Digital forensics and cyber investigations. The 25th Salt Fork conference ran May 20 to 22, 2026 in Kimbolton, Ohio. Virtual meetings were listed for September 30, 2026 (lunch and learn) and October 21, 2026 (quarterly meeting and a Fortinet lunch and learn); none is shown as held, so last_activity stays at May 22.
Members only
htcia.org/ohio [S28] [S29]
ISACA Central Ohio Chapter
Worthington Hills Country Club, 920 Clubview Blvd S, Columbus, and online · In the city
Monthly lunch meetings on a Thursday, 11:15 a.m. to 1:00 p.m.; in person at Worthington Hills Country Club or online
Formed in 1983, with over 800 members. The September 10, 2026 kick-off luncheon was in person (capped at 50) with a virtual option. The October 8, 2026 luncheon was scheduled, but no page or chapter email shows that it took place, so last_activity stays at September 10. For October 8 the event page listed free registration for members, students and virtual attendees, $20 for ISSA, ISC2 and IIA members, and $30 for non-members. The chapter also runs paid CPE training and member socials.
Paid
engage.isaca.org/centralohiochapter/home [S30] [S31]
ISC2 Central Ohio Chapter (Security MBA)
Columbus; the May 11, 2026 meeting was at 330 Rush Alley, Suite 150 · In the city
Usually the first Monday of the month, 5:30 to 7:30 p.m.; invitations go to the chapter's email list
The "Security MBA" (Masters of Beer Appreciation) has met since 2004 to discuss security topics over beer, which is usually free to attendees. Registration is on Eventbrite. The Eventbrite organizer page did not list events when opened on October 22, 2026, and no meeting after May 11, 2026 could be found.
Free
eventbrite.com/o/isc2-central-ohio-chapter-smba… [S32] [S33]
OWASP Columbus
Columbus; 2025 meetings were at Improving, 330 Rush Alley · In the city
Formerly the third Thursday of the month at 6:00 p.m.; no 2026 meeting has been held
The last talk was October 16, 2025, followed by a joint Columbus tech holiday party at the Idea Foundry on December 11, 2025. The February 19, 2026 meeting was cancelled. The Meetup group is now titled "OWASP Columbus Chapter (Moving to OWASP.org)" and lists no meeting after February 19, 2026.
Quiet: last activity Dec 2025Free
owasp.org/www-chapter-columbus [S34] [S35]