AHC, Inc.
1251 S. Front St.
Columbus, OH 43206
614.228.7892
614.228.8007 FAX

Allied Environmental Services, Inc.
1867 S. Dixie Highway
Lima, OH 45801
419.227.4004
800.992.5781
419.229.4106 FAX
www.allied-environmental.com

August Mack
4150 Tuller Rd., Ste. 212
Dublin, OH 43017
614.798.9922
614.798.9927 FAX
www.augustmack.com

Baker & Hostetler, LLP
65 E. State St., Ste. 2100
Columbus, OH 43215
614.462.2695
614.462.2616 FAX
www.bakerlaw.com

Black McCuskey Souers & Arbaugh, LPA
1000 Unizan Plaza, 220 Market Ave., S.
Canton, OH 44702
330.456.8341
330.456.5756 FAX
www.bmsa.com

Bricker & Eckler, LLP
100 S. Third St.
Columbus, OH 43215
614.227.2300
614.227.2390 FAX
www.bricker.com

Burgess & Niple, Inc.
5085 Reed Rd.
Columbus, OH 43220
614.459.2050
614.451.1385 FAX
www.burgessniple.com

Chester Willcox & Saxbe, LLP
65 E. State St., Ste. 1000
Columbus, OH 43215
614.221.4000
614.221.4012 FAX
www.cwslaw.com

Cox-Colvin & Associates, Inc.
7750 Corporate Blvd.
Plain City, OH 43064
614.526.2040
614.526.2041 FAX
www.coxcolvin.com

Custom Stack Analysis, LLC
P.O. Box 3750
Alliance, OH 44601
330.525.5119
330.525.7908 FAX
www.customstackanalysis.com

EHS Technology Group, LLC
720 Mound Ave., COS Bldg., Ste. 420
Miamisburg, OH 45342
937.865.3553
937.865.3611 FAX
www.ehstech.com

Emerald Environmental, Inc.
1621 St. Clair Ave.
Kent, OH 44240
800.570.0690
330.677.1567 FAX
www.emerald-environmental.com

Environmental Design Group, Inc.
450 Grant St.
Akron, OH 44311
330.375.1390
330.375.1590 FAX
www.2EDG.com

Environmental Recycling
P.O. Box 167, 527 E.Woodland Circle
Bowling Green, OH 43402
800.284.9107
419.354.5110 FAX
www.envrecycle.com

Environmental Resources Management
8101 N. High St., Ste. 30
Columbus, OH 43235
614.433.7900
614.433.0886 FAX
www.erm.com

The Gorman-Rupp Company
305 Bowman St.
Mansfield, OH 44903
419.755.1011
419.755.1251 FAX
www.gormanrupp.com

Greenebaum Doll & McDonald, PLLC
2800 Chemed Center, 255 E. Fifth St.
Cincinnati, OH 45202-4728
513.455.7600
513.455.8500 FAX
www.greenebaum.com

Groundwater & Environmental Services, Inc. (GES)
11550 Enterprise Park Dr.
Cincinnati, OH 45241
866.527.5657
513.772.5848 FAX
www.gesonline.com

GZA GeoEnvironmental, Inc.
38019 Schoolcraft Rd.
Livonia, MI 48150
734.462.0207
734.462.0508 FAX
www.gza.com

Hull & Associates, Inc.
6397 Emerald Pkwy., Ste. 200
Dublin, OH 43016
614.793.8777
614.793.9070 FAX
www.hullinc.com

HzW Environmental Consultants, LLC
6105 Heisley Rd.
Mentor, OH 44060
440.357.1260
440.357.1510 FAX
www.hzwenv.com

Pollution Control Industries
4343 Kennedy Ave.
East Chicago, IN 46312
219.397.3951
219.397.6411 FAX
www.pollutioncontrol.com

Porter Wright Morris & Arthur, LLP
41 S. High St.
Columbus, OH 43215
614.227.2000
614.227.2100 FAX
www.porterwright.com

Roetzel & Andress
222 S. Main St.
Akron, OH 44308
330.376.2700
330.376.4577 FAX
www.ralaw.com

Ross Environmental Services, Inc.
150 Innovation Dr.
Elyria, OH 44035
440.366.2000
440.366.2100 FAX
www.rossenvironmental.com

Schottenstein Zox & Dunn Co., LPA
250 West St.
Columbus, OH 43215
614.462.2700
614.462.5135 FAX
www.szd.com

SECOR International Incorporated
6465 Reflections Dr., Ste. 150
Dublin, OH 43017
614.210.2000
614.210.0000 FAX
www.secor.com

Shumaker, Loop & Kendrick, LLP
41 S. High St., Ste. 2210
Columbus, OH 43215
614.463.9441
614.463.1108 FAX
www.slk-law.com

Squire, Sanders & Dempsey, LLP
1300 Huntington Center, 41 S. High St.
Columbus, OH 43215-6197
614.365.2700
614.365.2499 FAX
www.ssd.com

TCCI Laboratories, Inc.
P.O. Box 643, 120 W. Broadway
New Lexington, OH 43764-0643
800.686.3519
740.342.4750 FAX
www.tccilabs.com

Total Safety
6501 Centerville Business Pkwy.
Dayton, OH 45459
937.824.4400
937.824.4444 FAX
www.totalsafety.com

Ulmer & Berne, LLP
88 E. Broad St., Ste. 1600
Columbus, OH 43215-3581
614.229.0000
614.229.0001 FAX
www.ulmer.com

Von Roll America, Inc.
1250 St. George St.
East Liverpool, OH 43920
330.385.7336
330.385.7813 FAX
www.vonrollwti.com

Vorys, Sater, Seymour & Pease, LLP
52 E. Gay St.
Columbus, OH 43215
614.464.6400
614.464.6350 FAX
www.vssp.com