U.S. Regional Sales Managers

Thank you for contacting RGB Spectrum! We will reply to your inquiry as soon as possible.

If you need faster assistance during business hours, you can call us at (510) 814-7000 or reach out to a Regional Sales Manager directly.

Richard Siegismund

Director of Sales for Aerospace & Defense - North America
Phone: 202-407-0833

Chris Gagnon

Regional Sales Manager - Midwest U.S.
Phone: 734-673-5163

Dan Marcus

Director of New Business Development; Regional Sales Manager California & Hawaii
Phone: 510-813-0007

Joseph Castay

Regional Sales Manager - Mid-Atlantic & Northeast U.S.
Phone: +1 978-388-6506

Hector Medina

Regional Sales Manager - Latin America
Phone: +1 510-263-0658

Jeff Wilson

Regional Sales Manager - Northwest, Southwest & Mountain U.S.
Phone: +1 510-410-7989