Contact Us

Horizon House Publications

Our regular office hours are Monday through Friday, 9:00 AM to 6:00 PM, Eastern (US) time.

Signal Integrity Journal
685 Canton St.
Norwood, MA 02062 USA

email: [email protected]

For magazine login, subscriptions and newsletter customer service:

Tel: (978) 671-0449 Email: [email protected]
Online: https://www.b2bmediaportal.com/dynamicregister/register.aspx?fid=MWJCU
 

Sales Offices

USA

Carl Sheffres, Group Director
685 Canton Street
Norwood, MA 02062
Google® Map for Boston office
Tel: (781) 363-0554
New England, NY, Eastern Canada

Eastern and Central Time Zones

Michael Hallman, Associate Publisher
4 Valley View Court
Middletown, MD 21769
Tel: (301) 371-8830
NJ, Mid-Atlantic, Southeast, Midwest, TX

Pacific and Mountain Time Zones

Scott Blackburn
Western Reg. Sales Mgr.
4282 Graham Ct
Boulder, CO 80305 
Tel: (303) 819-3958 
CA, AZ, OR, WA, ID, NV, UT, NM, CO, WY,
MT, ND, SD, NE, & Western Canada

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International

Michael O’Kane
imPRESS International Media
The Hayloft, Dalhousie Mains
Dalkeith, EH22 3LZ, United Kingdom
Tel: +44 (0) 1875 825 700


Germany, Austria, and Switzerland (German-speaking)

Victoria and Norbert Hufmann
[email protected]
[email protected]