COHAA promotes collaboration among local user groups. The following user groups provide Agile events, speakers and topics.

PMI Central Ohio
http://www.pmicoc.org/

The Project Management Institute has begun embracing Agile. The local chapter features Agile speakers throughout the year.

PMI offers an Agile wiki at:
http://agile-pm.pbworks.com/

IIBA
http://www.iibacolumbus.org/aboutus.php

The Columbus, Ohio Chapter exists to champion and give voice to the profession of business analysis; to educate our members and those who use our services; and to advance our professional standing by participating in a rigorous program of national certification.

Techlife Columbus
http://www.meetup.com/techlifecolumbus/

The focus of this meetup group to accelerate the pace of getting to know really cool tech people in town. COHAA, AgileLiunchbox, Agile Enterprise meetings are often posted here.

agileLUNCHBOX (formerly XP Columbus)
http://www.cardinalsolutions.com/XP/

agileLUNCHBOX promotes all agile methodologies and to share best practices in a meeting during lunch. This group is open to anyone (developers, managers, analysts, testers, etc.) interested in learning more about Extreme Programming, Agile, RUP, SCRUM, Kanban, etc.

Central Ohio Java User Group
http://www.cojug.org/

The Central Ohio Java User's Group (COJUG) is a community run group with the goal of promoting Java and related technologies through monthly meetings and other events.

Columbus Ruby Brigade
http://www.columbusrb.com/

We are the Columbus Ruby Brigade, a bunch of professionals, students, and geeks who are simply excited about Ruby and Rails and the joy they have brought to development.

Central Ohio ALM Group
http://www.coalmg.org/2009/01/microsoft-presents-central-ohio.html

COALM helps proliferate knowledge, experiences, tools and processes toward building great software.