Contact Us!

For information about job opportunities please visit our Career Opportunities page.
For information on bidding opportunities or subcontractor registration, please visit our Subcontractors & Suppliers page.
For questions or concerns regarding accounting or invoicing please e-mail

Click to view our Corna Kokosing Social Media Policy.

After Hours Emergencies

If this is an after hours emergency and you need immediate assistance, please call
614.212.5700 and someone will contact you.

Columbus, OH

6245 Westerville Road
Westerville, Ohio 43081

Directions to Main Office


Indianapolis, IN

3862 North Commercial Parkway
Greenfield, Indiana 46140

Connect With Us

A huge thank you to each CK team member who volunteered at YMCA of Central Ohio Van Buren Center! We served over 150 meals and donated toys and gifts for families to give their kids for Christmas! We'll... see more
December 12, 2018
CK visited Ronald McDonald House Charities of Central Ohio today and made 300 snack bags for the residents. Beautiful Natalia, from Slovakia, was so excited to help us bake! #CKCulture see more
December 6, 2018
Do you know someone who has experience with concrete and enjoys running crews or small jobs? We have an immediate need for a Concrete Foreman in the central Ohio region! Check out our careers site and apply today!... see more
November 15, 2018
A special thank you to all of our apprentices this week, past and present, for their hard work and dedication to becoming a certified trades person! #NationalApprenticeshipWeek see more
November 14, 2018
We're looking for experienced Drywall Carpenters and Finish Carpenters to join the team! If you're looking for work in the central Ohio region, check out our careers site and apply today. #CKTeam #ConstructionJobs #NowHiring #Columbus see more
November 7, 2018
We had a great time last week with some of our co-op students for dinner and an Escape Room! #CKCulture see more
November 5, 2018
CK gives back to the communities where they work! Thanks St. Paul Elementary for letting us come visit the new building and your awesome classrooms #CKCulture see more
October 31, 2018
Last week our Carpentry Apprenticeship class went on a jobsite tour as part of their training. This experience allowed them to apply lessons from the classroom to a project! Keep up the good work, team! see more
October 30, 2018
Love seeing great progress on the Pickaway County Fairgrounds Revitalization project! see more
October 9, 2018
We’re delighted to team with St Brendan the Navigator of Hilliard, Ohio on this project, to serve the community and accommodate their growth! see more
October 4, 2018
We're looking for an experience Ironworker to join the team! If you're looking for work in the #Columbus, OH region, check out our careers site and apply today. #CKTeam #ConstructionJobs #NowHiring see more
September 27, 2018
Congratulations to one of our apprentices, Sydney Gravitt, on winning the the HCSS Construction Intern scholarship! Here article is here: "This scholarship program is designed to recognize the strongest construction interns in the industry, as... see more
September 17, 2018
Today we celebrated Ohio Northern University T.J. Smull College of Engineering's Topping Out with a ceremony placing the final steel beam in place for the new James Lehr Kennedy Engineering Building, just named in honor of Dr. Kennedy!... see more
September 13, 2018
Our Millshop is currently looking for a Cabinetmaker and a Machine Operator to join the team! If you have experience with assembling cabinetry and millwork pieces or operating a CNC machine, we'd love to hear from you! Check... see more
September 6, 2018