Contact

Send a message to Jacob & Hefner Associates, Inc.

Offices

Chicago Office

Headquarters

Jacob & Hefner Associates, Inc.
1333 Butterfield Road, Suite 300
Downers Grove, IL 60515
630-652-4600

Moline Office

Jacob & Hefner Associates, Inc.
5030 38th Avenue, Suite 5
Moline, IL 61265
309-757-1900

Illinois Management

Jeff Jacob, PE


630-652-4620
jjacob@jacobandhefner.com
Downers Grove, IL

William Bohne, PE


630-652-4621
bbohne@jacobandhefner.com
Downers Grove, IL

Irvine Office

JHA Environmental, Inc.
15375 Barranca Parkway, Suite J-101
Irvine, CA 92618
949-453-1045

Simi Valley Office

JHA Environmental, Inc.
4680 Los Angeles Avenue, Suite O
Simi Valley, CA 93063
 949-453-1045

California Management


Ed Batlle


714-719-6852
ebatlle@jacobandhefner.com
Irvine, CA

John Parkes


714-719-6873
jparkes@jacobandhefner.com
Irvine, CA

Greg Gibbs


714-719-6856
ggibbs@jacobandhefner.com
Irvine, CA

Matthew Hillman


714-392-5970
mhillman@jacobandhefner.com
Irvine, CA

Atlanta Offices

Jacob & Hefner Associates, Inc.
350 Town Center Ave, Suite 302
Suwanee, Georgia 30024
C: 770-680-3593


Jacob & Hefner Associates, Inc.
3440 Blue Springs Road NW
Suite 101
Kennesaw, GA 30144
C: 770-672-2276

Georgia Management


Clay Reichert


770-680-3593
creichert@jacobandhefner.com
Suwanee, GA

Seattle Office

JHA Environmental, Inc.
1420 U Court Northwest
Auburn, Washington 98001
P: 206-379-1651

Washington Management


John Parkes


714-719-6873
jparkes@jacobandhefner.com
Auburn, WA

Dallas Office

Jacob & Hefner Associates, Inc.
15110 N. Dallas Parkway, Suite 530
Dallas, TX 75248
P: 972-834-7316

Texas Management


Stephanie Laughlin


972-834-7316
slaughlin@jacobandhefner.com
Dallas, TX