Insights

Comprehensive Manufacturing Services Sienna Corporation offers end-to-end electronic manufacturing solutions, including turnkey services and value-added offerings, making it an ideal partner for OEMs seeking streamlined production processes and quality assurance across various industry segments.

Innovation and Efficiency Focus With subsidiaries like Avalon Technologies emphasizing innovation, productivity, and resource efficiency, Sienna is well-positioned to meet the evolving demands of high-tech manufacturers looking to optimize their manufacturing workflows.

Market Expansion Opportunities Operating primarily in the US and India with a sizable global workforce, Sienna has the potential to expand its manufacturing footprint and service offerings in emerging markets and to larger multinational clients seeking scale and technical expertise.

Technology Adoption Utilizing advanced tech stacks including AWS, modern JavaScript libraries, and Windows Server, Sienna demonstrates a strong emphasis on digital transformation, which can attract technology-driven clients and enable scalable, efficient manufacturing solutions.

Industry Positioning Compared to major automation and electronics firms, Sienna’s specialized focus on high-quality OEM manufacturing combined with its strategic subsidiaries positions it as a competitive option for clients prioritizing innovation, custom solutions, and rapid delivery capabilities.

Sienna Corporation Tech Stack

Sienna Corporation uses 8 technology products and services including Amazon Web Services, Twemoji, Font Awesome, and more. Explore Sienna Corporation's tech stack below.

Amazon Web Services

Cloud Hosting

Twemoji

Font Scripts

Font Awesome

Font Scripts

Google Fonts API

Font Scripts

jQuery

Javascript Libraries

Modernizr

Javascript Libraries

jQuery Migrate

Javascript Libraries

Windows Server

Operating Systems

Sienna Corporation Email Formats	Example	Percentage
First.Last@siennagroup.com	John.Doe@siennagroup.com	61%
First@siennagroup.com	John@siennagroup.com	24%
FirstL@siennagroup.com	JohnD@siennagroup.com	12%
LastF@siennagroup.com	DoeJ@siennagroup.com	3%

Sienna Corporation Email Formats

Example

Percentage

First.Last@siennagroup.com

John.Doe@siennagroup.com

61%

First@siennagroup.com

John@siennagroup.com

24%

FirstL@siennagroup.com

JohnD@siennagroup.com

12%

LastF@siennagroup.com

DoeJ@siennagroup.com

Frequently Asked Questions

What is Sienna Corporation's phone number?

You can contact Sienna Corporation's main corporate office by phone at

+1-510-440-****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Sienna Corporation's official website and social media links?

Sienna Corporation's official website is siennagroup.com and has social profiles on LinkedIn.

How much revenue does Sienna Corporation generate?

As of December 2025, Sienna Corporation's annual revenue is estimated to be $2M.

What is Sienna Corporation's NAICS code?

Sienna Corporation's NAICS code is 335 - Electrical Equipment, Appliance, and Component Manufacturing.

How many employees does Sienna Corporation have currently?

As of December 2025, Sienna Corporation has approximately 501 employees across 6 continents, including North AmericaAsiaEurope. Key team members include Cfo: J. M.Chief Operating Officer: M. R.Chief Financial Officer: J. N.. Explore Sienna Corporation's employee directory with LeadIQ.

What industry does Sienna Corporation belong to?

Sienna Corporation operates in the Appliances, Electrical, and Electronics Manufacturing industry.

What technology does Sienna Corporation use?

Sienna Corporation's tech stack includes Amazon Web ServicesTwemojiFont AwesomeGoogle Fonts APIjQueryModernizrjQuery MigrateWindows Server.

What is Sienna Corporation's email format?

Sienna Corporation's email format typically follows the pattern of First.Last@siennagroup.com. Find more Sienna Corporation email formats with LeadIQ.

When was Sienna Corporation founded?

Sienna Corporation was founded in 1996.

Sienna Corporation

Q: What is Sienna Corporation's official website and social media links?

Sienna Corporation's official website is siennagroup.com. Sienna Corporation has social profiles on LinkedIn.

Q: How many employees does Sienna Corporation have currently?

Sienna Corporation has approximately 501 employees.

Q: What technology does Sienna Corporation use?

Sienna Corporation's tech stack includes PHP, WordPress, Microsoft IIS, Twemoji, jQuery.

Appliances, Electrical, and Electronics ManufacturingCalifornia, United States501-1000 Employees

Sienna Corporation is a leading global provider of electronic manufacturing services, focused on providing superior quality end-to-end manufacturing solutions to leading OEMs across various industry segments. We provide turnkey solutions and value-added services with a speed that is beyond industry standards.

The Sienna Group is made up of 4 companies

Avalon Technologies: Avalon provide solutions to the next era in manufacturing. With a focus on innovation, productivity and resource efficiency

Avalon Technologies & Services : A provider of form die's, machined components, stampings and sub-assemblies for a variety of industries (aerospace, commercial and medical). 

Sienna ECAD Technologies: Turnkey design services – from spec. to proto-type

Worldwide headcount: ~1600

Main operations in the United States and India

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