DOT Diamond Core Drilling, Inc. was founded by Leo F. Nolan Sr. in 1974. Today the company is owned and operated by Patrick J. Nolan with offices located in Elyria, Ohio, Cincinatti, Ohio and Washington D.C. Services offered include flat sawing, wall sawing, core drilling, bridge deck grooving, hand sawing, chain sawing, horizontal curb sawing, vermeer sawing, and wire sawing. DOT Diamond Core Drilling, Inc. also provides concrete cutting and drilling equipment sales, service, and rentals.
Some of our more noteworthy sawing and drilling accomplishments in the Cleveland area are Jacobs Field, Quaker Square, Gund Arena, Cleveland Heart Center, Federal Reserve Bank, Tower City, Botanical Gardens, and Municipal Stadium. In the greater Washington D.C. area they include the Pentagon, White House, Capital Building, Andrews Air Force Base, along with numerous auto plants and steel mills nationwide. And, one of our Cincinnati area projects includes the Fountain Square renovation.
COMPANY LOCATIONS
Corporate Headquarters
DOT Diamond Core Drilling, Inc.
780 Sugar Lane • Elyria, Ohio 44035 • 800/322/6877 • 440/365/5801 fax • www.dotdrilling.com
4612 St. Barnabas Road Marlow Heights, Maryland 20748 • 301/316/8220 301/316/8221 fax
Affiliations/Awards
Sawing and drilling employees are members of Laborers Locals 310 and 860.
Member of Ohio Contractors Association (OCA)
Member of Concrete Sawing and Drilling Association (CSDA)
Member of the Lorain County Safety Council
Safety award from Ohio BWC for no lost time accidents in 2004, 2005, and 2006.
Kvaerner Songer award for National Steel, Granite City 2002.
ODOT District 12 award in 2001 for exceeding customer expectations.
CSDA Top Job Award-First Place • The Golden 30 Award - 2010
DOT Diamond Core Drilling, Inc. is a Drug Free Workplace participating in the Construction Industry Substance Abuse Program (CISAP).
