Address

Phone

+1 (855) 753-3313 (toll-free in the US)
Sequoia no longer operates a fax machine

Email

Sales and general inquiries: info@sequoiasci.com

Support inquiries: support@sequoiasci.com

Business Hours

Monday – Friday, 9am – 5pm (PST)

Holidays

Sequoia is closed on the following holidays in 2026:

Memorial Day, Monday 25th May

Juneteenth, Friday 19th June

Independence Day (Observed), Friday 3rd July

Labor Day, Monday 7th September

Thanksgiving, Thursday 26th November

Day after Thanksgiving, Friday 27th November

Friday 25th December through Thursday 31th December, both days inclusive

Ordering

For Orders or Inquiries or Support, please call +1 (855) 753-3313 (toll-free in the US).

For RMA returns, please see the RMA return webpage.

For Product Registration, please see the Product Registration Webpage.

Corporate Offices, R&D lab space, and Production are all located at this address.
All instrument development and manufacturing is done at this location.