Contact
Send a message to Jacob & Hefner Associates, Inc.
[contact-form-7 id=”7″ title=”Contact form 1″]
Offices
Chicago Office
Headquarters
Jacob & Hefner Associates, Inc.
1333 Butterfield Road, Suite 300
Downers Grove, IL 60515
630-652-4600
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
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