Special Inspection Testing Agencies and Inspectors

Special Inspection Testing Agencies and Inspectors

9/14/2021 1

Steel Construction – High Strength Bolts

Alt & Witzig Engineering, Inc. John Wolfert 1825 O’Brien Road Columbus, OH 43228 (614) 274-7428

Geotechnical Consultants, Inc. Alex Boatman, David Gillespie, Ben Herington, Glenn McLaughlin, Carl (Rick) Mullins 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400

Anser Advisory Kevin Bakalar, Courtney McVey, Shane Ratcliff, Adam Rector, Valerie Wollet 3770 Ridge Mill Drive Columbus, OH 43026 (614) 487-1335

GPD Group Andrew Spout 1801 Watermark Drive, Suite 210 Columbus, Ohio 43215 (614) 210-0751

Ascension Construction Solutions Jeanna Hondel, Michael Hondel 4200 Regent Street, Suite 200 Columbus, Ohio 43219 (614) 209-0117

Intertek-PSI Paul Hundley 4960 Vulcan Avenue Columbus, OH 43228 (614) 876-8000

ATC Group Services Alexander Ham 5000 Hempstead Station Drive Dayton, Ohio 45429 (937) 297-6600

Jack D. Walters & Associates, Inc. Joe Borghese, Karl Walters 5166 Blazer Parkway Dublin, OH 43017 (614) 889-2516

CTL Engineering Marc Montgomery 2860 Fisher Road Columbus, OH 43204 (614) 276-8123

Materials Testing, Inc. Brad Core 1660 South. Defiance Trail Spencerville, OH 45887 (419) 234-4574

DHDC Engineering Obaidul Hague 2390 Advanced Business Center Dive. Columbus, OH 43228 (614) 527-7656

Patriot Engineering and Environmental, Inc. Brad Weaver 2568 Kohnle Drive Miamisburg, OH 45342 (937) 847-9707


9/14/2021 2

Steel Construction – High Strength Bolts (continued)

Proventus Structural Services LLC Angie Shyrigh 704 Harmon Plaza Columbus, OH 43223 (614) 312-8107

The Mannik & Smith Group, Inc. Elmer “Mark” Vogt, II 1160 Dublin Road, Suite 100 Columbus, Ohio 43215 (614) 441-4222

Resource International Pete Keller 6350 Presidential Gateway Columbus, OH 43231 (614) 823-4949

Welding Consultants Matthew Brinkman 889 North 22nd Street Columbus, OH 43219 (614) 258-7018

S&ME, Inc. Justin Beckham, Victor Humble, Joseph Moore 6190 Enterprise Court Dublin, OH 43016 (614) 793-2226


9/14/2021 3

Steel Construction – Welding

Alt & Witzig Engineering, Inc. John Leffler 1825 O’Brien Road Columbus, OH 43228 (614) 274-7428

Intertek-PSI Paul Hundley, Lee Jamison 4960 Vulcan Avenue Columbus, OH 43228 (614) 876-8000

ATC Group Services Alexander Ham, David Noggle, Doug Obringer, Andrew Schnell 5000 Hempstead Station Drive Dayton, Ohio 45429 (937) 297-6600


CTL Engineering Thomas Miller 2860 Fisher Road Columbus, OH 43204 (614) 276-8123

Patriot Engineering and Environmental, Inc. Bryan Will 2568 Kohnle Drive Miamisburg, OH 45342 (937) 847-9707

DHDC Engineering Obaidul Hague 2390 Advanced Business Center Drive Columbus, OH 43228 (614) 527-7656

S&ME, Inc. Justin Beckham, Victor Humble, Joseph Moore, Jim Spivey 6190 Enterprise Court Dublin, OH 43016 (614) 793-2226

Geotechnical Consultants, Inc. Alex Boatman, David Gillespie, Ben Herington, Glenn McLaughlin 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400

Terracon Consultants, Inc. Tim Larson, Jaron Murphy 800 Morrison Road Columbus, OH 43230 (614) 863-3113

GPD Group Andrew Spout 1801 Watermark Drive, Suite 210 Columbus, OH 43215 (614) 210-0751

The Mannik & Smith Group, Inc. Deron Castle 1160 Dublin Rd, Suite 100 Columbus, OH 43215 (614) 441-4222


9/14/2021 4

Steel Construction – Welding (continued)

Welding Consultants Matthew Brinkman, Tyler Garland, Richard Holdren 889 North 22nd Street Columbus, OH 43219 (614) 258-7018


9/14/2021 5

Concrete Construction

Alt & Witzig Engineering, Inc. Tobin Moore, Tom Orwig, Zack Stivers 1825 O’Brien Road Columbus, OH 43228 (614) 274-7428

DHDC Engineering Obaidul Hague, Michael Sminchak 2390 Advanced Business Center Drive Columbus, OH 43228 (614) 527-7656

Anser Advisory Kevin Bakalar, Courtney McVey, Shane Ratcliff, Kyle Rawson, Adam Rector, Tyler Tekaucic, Valerie Wollet 3770 Ridge Mill Drive Columbus, OH 43026 (614) 487-1335

DLZ Ohio, Inc. Justin Bukey, Dirk Cunningham, Kyle Greenlee, Bill Moll, Jr., Steve Robinson, Eli Walker, Brian Witt 6121 Huntley Road Columbus, OH 43229 (614) 888-0040


Geotechnical Consultants, Inc. Jack Chapin, Robert Donehue, Jeff Holko, Matt Justus, David Kalkbrenner, Chad Ott, Tony Sollars, David Svoboda, Ken Terry 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400

ATC Group Services Jason Brothers, Alexander Ham 5000 Hempstead Station Drive Dayton, OH 45429 (937) 297-6600


CTL Engineering Jason Fry, Mike Grimmett, Richard Langbein, John Maul, Marc Montgomery, Walt Rough, Zaid Shakir 2860 Fisher Road Columbus, OH 43204 (614) 276-8123

Intertek-PSI Joel Fenstemaker, Paul Hundley, Brandon Thompson 4960 Vulcan Avenue Columbus, OH 43228 (614) 876-8000


9/14/2021 6

Concrete Construction (continued)


Stantec Allen Robinson, Timothy Root 1500 Lake Shore Drive, Suite 100 Columbus, OH 43204 (614) 486-4383

Materials Testing, Inc. Brad Core 1660 S. Defiance Trail Spencerville, OH 45887 (419) 234-4574

Terracon Consultants, Inc. Yogesh Rege, Hussein Wajdi 800 Morrison Road Columbus, OH 43230 (614) 863-3113

Patriot Engineering and Environmental, Inc. Michael Bakers 2568 Kohnle Drive Miamisburg, OH 45342 (937) 847-9707

The Mannik & Smith Group, Inc. Anthony Held, Elmer “Mark” Vogt, II 1160 Dublin Rd, Suite 100 Columbus, OH 43215 (614) 441-4222

Pizzino Engineering and Consulting, LLC William J. Pizzino 9495 SR 161 Plain City, OH 43064 (614) 325-2462

Melissa Bradley

Resource International Jesse Aurand, Jerry Harper, Jesse Hubbell, Pete Keller, Corey Pulcheon, Dane Redinger 6350 Presidential Gateway Columbus, OH 43231 (614) 823-4949

S&ME, Inc. Justin Beckham, Patricia Bradbury, Victor Humble, Brian Smith, John Walters 6190 Enterprise Court Dublin, OH 43016 (614) 793-2226


9/14/2021 7

Masonry Construction

Alt & Witzig Engineering, Inc. Nick Cates, Patrick Marker 1825 O’Brien Road Columbus, OH 43228 (614) 274-7428

DLZ Ohio, Inc. Nathan Niedermeir, Steve Robinson 6121 Huntley Road Columbus, OH 43229 (614) 527-7656

Anser Advisory Kevin Bakalar, Matthew Lemaster, Courtney McVey, Kyle Rawson, Adam Rector, Tyler Tedaucic 3770 Ridge Mill Drive Columbus, OH 43026 (614) 487-1335

Geotechnical Consultants, Inc. Jack Chapin, Jeff Holko, Matt Justus, David Kalkbrenner, Ken Terry 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400



ATC Group Services Alexander Ham 5000 Hempstead Station Drive Dayton, Ohio 45429 (937) 297-6600

Intertek-PSI Paul Hundley, Brandon Thompson 4960 Vulcan Avenue Columbus, OH 43228 (614) 876-8000

CTL Engineering Marc Montgomery, Walt Rough 2860 Fisher Road. Columbus, OH 43204 (614) 276-8123


DHDC Engineering Michael Sminchak 2390 Advanced Business Center Drive Columbus, OH 43228 (614) 527-7656

M.T.I. Material Testing, Inc. Brad Core 1660 S. Defiance Trail Spencerville, OH 45887 (419) 234-4574


9/14/2021 8

Masonry Construction (continued)

Patriot Engineering and Environmental, Inc. Michael Bakers, John Santel, Brad Weaver 2568 Kohnle Drive Miamisburg, OH 45342 (937) 847-9707

Terracon Consultants, Inc. Yogesh Rege, Alan Riley, Hussein Wajdi 800 Morrison Road Columbus, OH 43230 (614) 863-3113


The Mannik & Smith Group, Inc. Anthony Held, Elmer “Mark” Vogt, II 1160 Dublin Road, Suite 100 Columbus, Ohio 43215 (614) 441-4222

Resource International Jesse Aurand, Jesse Hubbell, Pete Keller, Dane Redinger 6350 Presidential Gateway Columbus, OH 43231 (614) 823-4949

Melissa Bradley

S&ME, Inc. Justin Beckham, Patricia Bradbury, Victor Humble, Brian Smith, Mathew Macielewicz 6190 Enterprise Court Dublin, OH 43016 (614) 793-2226


9/14/2021 9

Wood Construction

Alt & Witzig Engineering, Inc. John Wolfert 1825 O’Brien Road. Columbus, OH 43228 (614) 274-7428


CTL Engineering Marc Montgomery, Walt Rough 2860 Fisher Road Columbus, OH 43204 (614) 276-8123

Resource International Jesse Hubbell, Pete Keller, Dane Redinger 6350 Presidential Gateway Columbus, OH 43231 (614) 823-4949

Geotechnical Consultants, Inc. James Rosebrock 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400

S&ME, Inc. Patricia Bradbury, Brian Smith 6190 Enterprise Court Dublin, OH 43016 (614) 793-2226

Intertek-PSI Paul Hundley, Brandon Thompson 4960 Vulcan Avenue Columbus, OH 43228 (614) 876-8000

Terracon Consultants, Inc. Yogesh Rege 800 Morrison Road Columbus, OH 43230 (614) 863-3113


Materials Testing, Inc. Brad Core 1660 S. Defiance Trail Spencerville, Ohio 45887 (419) 234-4574


9/14/2021 10

Soils

Alt & Witzig Engineering, Inc. Tobin Moore, Tom Orwig, Zack Stivers 1825 O’Brien Road. Columbus, OH 43228 (614) 274-7428

DHDC Engineering Arif Cetintas, Obaidul Hague, Michael Sminchak 2390 Advanced Business Center Drive Columbus, OH 43228 (614) 527-7656

Anser Advisory Kevin Bakalar, Sean Herman, Phillip Boss, Benjamin Imburgia, Courtney McVey, Shane Ratcliff, Kyle Rawson, Adam Rector, Tyler Tekaucic, Valerie Wollet 3770 Ridge Mill Drive Columbus, OH 43026 (614) 487-1335

DLZ Ohio, Inc. Justin Bukey, Tad Crothers, Dirk Cunningham, Brian Gawronski, Kyle Greenlee, Bill Moll, Jr., Nathan Niedermeir, Steve Robinson, Jody Sucharski, Barney Vollborn, Eli Walker, Brian Witt 6121 Huntley Road Columbus, OH 43229 (614) 888-0040


Geotechnical Consultants, Inc. Chris Bauman, Bob Hiles, Jeff Holko, Matt Justus, David Kalkbrenner Jeff Kiser, Chad Ott, Tony Sollars, Ken Terry 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400

ATC Group Services Jason Brothers, Alexander Ham 5000 Hempstead Station Drive Dayton, OH 45429 (937) 297-6600


CTL Engineering Jason Fry, Mike Grimmett, John Maul, Marc Montgomery, Walt Rough 2860 Fisher Road Columbus, OH 43204 (614) 276-8123



9/14/2021 11

Soils (Continued)


S&ME, Inc. Justin Beckham, Patricia Bradbury, Joseph Moore, Brian Smith, John Walters, Mathew Macielewicz 6190 Enterprise Court Dublin, OH 43016 (614) 793-2226

Materials Testing, Inc. Brad Core 1660 South Defiance Trail Spencerville, OH 45887 (419) 234-4574

Terracon Consultants, Inc. Yogesh Rege, Bill Tyler, Hussein Wajdi 800 Morrison Road Columbus, Ohio 43230 (614) 863-3113

Patriot Engineering and Environmental, Inc Michael Bakers, Brad Weaver 2568 Kohnle Drive Miamisburg, OH 45342 (937) 847-9707

The Mannik & Smith Group, Inc. John Thornburg, Elmer “Mark” Vogt, II, Anthony Held 1160 Dublin Rd, Ste 100 Columbus, OH 43215 (614) 441-4222


Melissa Bradley

Resource International Jesse Aurand, Beth Ann Bricker, Mark Brown, Jerry Harper, Jesse Hubbell, Patrick Kasson, Pete Keller, Corey Pulcheon, Dane Redinger, Eugene Sabic, Jeffery Stoll 6350 Presidential Gateway Columbus, OH 43231 (614) 823-4949


9/14/2021 12

Driven Deep Foundation


Geotechnical Consultants, Inc. Chad Ott, Ken Terry 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400

ATC Group Services Jason Brothers 5000 Hempstead Station Drive Dayton, OH 45429 (937) 297-6600





Patriot Engineering and Environmental, Inc. Michael Bakers, Brad Weaver 2568 Kohnle Drive Miamisburg, OH 45342 (937) 847-9707

DLZ Ohio, Inc. Justin Bukey, Dirk Cunningham, Kyle Greenlee, Bill Moll, Jr., Nathan Niedermeir, Steve Robinson, Jody Sucharski, Eli Walker, Brian Witt 6121 Huntley Road Columbus, OH 43229 (614) 888-0040

Resource International Beth Ann Bricker, Mark Brown, Jerry Harper, Jesse Hubbell, Pete Keller, Corey Pulcheon, Dane Redinger, Jeffery Stoll 6350 Presidential Gateway Columbus, OH 43231 (614) 823-4949


9/14/2021 13

Driven Deep Foundation (continued)

S&ME, Inc. Patricia Bradbury, Brian Smith, John Walters 6190 Enterprise Court Dublin, OH 43016 (614) 793-2226

Terracon Consultants, Inc. Yogesh Rege 800 Morrison Road Columbus, OH 43230 (614) 863-3113


9/14/2021 14

Cast In-Place Deep Foundation


Geotechnical Consultants, Inc. Jeff Holko, Matt Justus, David Kalkbrenner, Chad Ott, Ken Terry 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400







DLZ Ohio, Inc. Justin Bukey, Dirk Cunningham, Kyle Greenlee, Bill Moll, Jr., Steve Robinson, Eli Walker, Brian Witt 6121 Huntley Road Columbus, OH 43229 (614) 888-0040



9/14/2021 15

Cast In-Place Deep Foundation (continued)


Melissa Bradley

Terracon Consultants, Inc. Yogesh Rege 800 Morrison Road Columbus, Ohio 43230 (614) 863-3113


9/14/2021 16

Helical Pile Foundations





CTL Engineering Jason Fry, Mike Grimmett, John Maul, Marc Montgomery, Walt Rough 2860 Fisher Road. Columbus, OH 43204 (614) 276-8123


Geotechnical Consultants, Inc. Jeff Holko, Chad Ott, Ken Terry 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400



Materials Testing, Inc. Brad Core 1660 S. Defiance Trail Spencerville, OH 45887 419-234-4574


9/14/2021 17

Fabricated Items


Resource International Matt Brinkman, Jesse Hubbell, Pete Keller, Dane Redinger 6350 Presidential Gateway Columbus, OH 43231 (614) 823-4949


S&ME, Inc. Brian Smith 6190 Enterprise Court Dublin, OH 43016 (614) 793-2226

Geotechnical Consultants, Inc. Jack Chapin, James Rosebrock 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400

Wind Resistance


Jack D. Walters & Associates, Inc. Karl Walters 5166 Blazer Parkway Dublin, OH 43017 (614) 889-2516



Geotechnical Consultants Inc. James Rosebrock 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400


9/14/2021 18

Seismic Resistance


Jack D. Walters & Associates, Inc. Karl Walters 5166 Blazer Parkway Dublin, OH 43017 (614) 889-2516




Testing of Seismic Resistance Alt & Witzig Engineering, Inc. John Wolfert 1825 O’Brien Road Columbus, OH 43228 (614) 274-7428





9/14/2021 19

Sprayed Fire-Resistant Materials

Alt & Witzig Engineering, Inc. Mark Lehmann, Eric Sperber 1825 O’Brien Road Columbus, OH 43228 (614) 274-7428

Patriot Engineering and Environmental, Inc. John Santel 2568 Kohnle Drive Miamisburg, OH 45342 (937) 847-9707

ATC Group Services Alexander Ham 5000 Hempstead Station Drive Dayton, OH 45429 (937) 297-6600

Resource International Jesse Aurand 6350 Presidential Gateway Columbus, OH 43231 (614) 823-4949

CTL Engineering Jason Fry, Marc Montgomery, Walt Rough 2860 Fisher Road Columbus, OH 43204 (614) 276-8123

S&ME, Inc. Patricia Bradbury, Brian Smith, Mathew Macielewicz 6190 Enterprise Court Dublin, OH 43016 (614) 793-2226

DLZ Ohio, Inc. Steve Robinson 6121 Huntley Road Columbus, OH 43229 (614) 888-0040

Terracon Consultants, Inc. Jeremy Payne 800 Morrison Road, Columbus, OH 43230 (614) 863-3113

Geotechnical Consultants, Inc. Alex Boatman, Jeff Holko, Chad Ott, Ken Terry 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400

Intertek-PSI Karl Houser, Brandon Thompson 4960 Vulcan Avenue Columbus, OH 43228 (614) 876-8000


9/14/2021 20

Mastic and Intumescent Fire-Resistant Coatings

Alt & Witzig Engineering, Inc. Mark Lehmann, Eric Sperber 1825 O’Brien Road Columbus, OH 43228 (614) 274-7428


CTL Engineering Walt Rough, Jason Fry 2860 Fisher Road Columbus, OH 43204 (614) 276-8123


Geotechnical Consultants, Inc. Ken Terry, Alex Boatman 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400

S&ME, Inc. Patricia Bradbury, Brian Smith, Mathew Macielewicz 6190 Enterprise Court Dublin, OH 43016 (614) 793-2226

Exterior Insulations and Finish System

Alt & Witzig Engineering, Inc. Tobin Moore, Tom Orwig 1825 O’Brien Road Columbus, OH 43228 (614) 274-7428

Intertek-PSI Mark Evans 4960 Vulcan Avenue Columbus, OH 43228 (614) 876-8000

CTL Engineering Mikel Coulter, Marc Montgomery, Walt Rough 2860 Fisher Road Columbus, OH 43204 (614) 276-8123


Geotechnical Consultants, Inc. Jack Chapin, Bob Hahn, Robert Hiles 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400

Sutton Inspection & Consulting, LLC Robert Sutton 5311 Beringer Drive Hilliard, OH 43026 (210) 889-0997


9/14/2021 21

Water Resistive Barrier Coating

Alt & Witzig Engineering, Inc. Tobin Moore, Tom Orwig 1825 O’Brien Road Columbus, OH 43228 (614) 274-7428

Melissa Bradley

CTL Engineering Mikel Coulter 2860 Fisher Road Columbus, OH 43204 (614) 276-8123


Geotechnical Consultants, Inc. Jack Chapin, Robert Hiles 720 Greencrest Drive Westerville, OH 43081 (614) 895-1400


Intertek-PSI Mark Evans 4960 Vulcan Avenue Columbus, OH 43228 (614) 876-8000


9/14/2021 22

Fire Resistant Penetrations and Joints

Alt & Witzig Engineering, Inc. Mark Lehmann, Lindsey Low 1825 O’Brien Road Columbus, OH 43228 (614) 274-7428


Braun Intertec Troy Baumann, Eric Bergman, Taylor Carlson, Andy Cassady, Charles Doll, Jeremy Eastman, Dan Graham, Jozey Hill, Brian McIntyre, Jeff Melbostad, Octavio Meza, Joel Parks, James Simmons, John Weiss 1826 Buerkle Road St. Paul, MN 55110 (303) 883-5718

S&ME, Inc. Scott Bowman, Matthew Macielewizc, Brian Smith, Justin Wilson 6190 Enterprise Court Dublin, OH 43016 (614) 793-2226

CTL Engineering Mikel Coulter, Jason Fry, Walt Rough 2860 Fisher Road Columbus, OH 43204 (614) 276-8123

Terracon Consultants, Inc. Eric Engel, Peter Lytle, Dan Quehl 800 Morrison Road Columbus, OH 43230 (614) 863-3113

Smoke Control Systems

None Listed

Special Inspection Testing Agencies and Inspectors

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