Contact Dyer
Contact the Dyer team for your next mechanical contracting project.
5240 Lester Road
Cincinnati, Ohio 45213
T 513.321.8100
F 513.979.8120
President
James Potts, P.E.
T 513.842.2730
jpotts@tjdyer.com
Major Plan and Spec Projects (Cincinnati)
Bill Merk, Director of Estimation and Pre-Construction
(Please direct ALL Requests for Quotation or inquires on qualifications to: Bill Merk at 513-------- or email him below)
T 513.842.4166
bmerk@tjdyer.com
Major Plan and Spec Projects (Kentucky Region)
Mike Toebbe, Manager
T 513.842.4122
mtoebbe@tjdyer.com
Small and Special Projects
Bob Doll, Manager
T 513.383.3743
rdoll@tjdyer.com
HVAC Service
Ann Bornschlegel, Sales
T 513.842.4180
abornschlegel@groteenterprises.com
Commercial Plumbing Service
Mike O’Hara, Service Manager
T 513.321.8101
mohara@tjdyer.com
Director of Construction and Fabrication
Joe Mirlisena
T 513.842.4160
jmirlisena@tjdyer.com
Questions or comments? We'd love to hear from you.
Latest News

RPC Mechanical Services Business Unit is purchased by the T. J. Dyer Company
T.J. Dyer Company Celebrates 100 Years of Mechanical Contracting Excellence
Thomas J. Dyer Company Announces Office in Lexington
Featured Project
Great American Insurance Building at Queen City Square
Cincinnati, Ohio