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
Seattle Office
JHA Environmental, Inc.
1420 U Court Northwest
Auburn, Washington 98001
P: 206-379-1651
Washington Management
Dallas Office
Jacob & Hefner Associates, Inc.
15110 N. Dallas Parkway, Suite 530
Dallas, TX 75248
P: 972-834-7316