Insights

Established Expertise Siegfried's long-standing presence since 1955 and its reputation as a leading multidisciplinary engineering firm in northern and central California indicate a stable client base and deep regional market penetration, creating opportunities for expanding service offerings and securing long-term contracts.

Comprehensive Services With capabilities spanning civil engineering, structural engineering, landscape architecture, planning, and surveying, Siegfried serves as a one-stop-shop for complex project needs, presenting cross-selling opportunities to existing clients for integrated project management solutions.

Mid-sized Growth Potential Operating with 51-200 employees and generating revenues between 10 to 50 million dollars, Siegfried is well-positioned for targeted growth initiatives, especially through geographic expansion or diversification into related engineering and design sectors.

Tech-Driven Operations Utilizing modern tools like WordPress, MySQL, and Adobe Creative Suite indicates an openness to leveraging digital technology, suggesting potential for sales in software solutions, project management tools, and digital marketing services to enhance workflow and client engagement.

Market Opportunity Positioned among industry giants with revenues over a billion dollars, Siegfried can target strategic partnerships or niche markets where its flexible and regional approach delivers competitive advantages, creating avenues for collaborative projects or specialized service bids.

Similar companies to Siegfried Engineering, INc.

Siegfried Engineering, INc. Tech Stack

Siegfried Engineering, INc. uses 8 technology products and services including Autodesk Revit, CIM Technologies, Twemoji, and more. Explore Siegfried Engineering, INc.'s tech stack below.

Autodesk Revit
Cad & Graphics
CIM Technologies
Cad & Graphics
Twemoji
Font Scripts
Google Fonts API
Font Scripts
reCAPTCHA
Security
Google Tag Manager
Tag Management
MediaElement.js
Video Players
WP Job Openings
Web Platform Extensions

Media & News

Siegfried Engineering, INc.'s Email Address Formats

Siegfried Engineering, INc. uses at least 1 format(s):

Siegfried Engineering, INc. Email Formats	Example	Percentage
FLast@siegfriedeng.com	JDoe@siegfriedeng.com	50%
FLast@siegfriedeng.com	JDoe@siegfriedeng.com	50%

Frequently Asked Questions

Where is Siegfried Engineering, INc.'s headquarters located?

Siegfried Engineering, INc.'s main headquarters is located at 3428 Brookside Rd, Stockton, CA 95219, US. The company has employees across 3 continents, including North AmericaSouth AmericaEurope.

What is Siegfried Engineering, INc.'s phone number?

You can contact Siegfried Engineering, INc.'s main corporate office by phone at

+1-209-943-****

. 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 Siegfried Engineering, INc.'s stock symbol?

Siegfried Engineering, INc. is a publicly traded company; the company's stock symbol is 0QQO.L.

What is Siegfried Engineering, INc.'s official website and social media links?

Siegfried Engineering, INc.'s official website is siegfriedeng.com and has social profiles on LinkedIn.

How much revenue does Siegfried Engineering, INc. generate?

As of October 2025, Siegfried Engineering, INc.'s annual revenue is estimated to be $3.6M.

What is Siegfried Engineering, INc.'s SIC code NAICS code?

Siegfried Engineering, INc.'s SIC code is 8711 - Engineering Services NAICS code is 237 - Heavy and Civil Engineering Construction.

How many employees does Siegfried Engineering, INc. have currently?

As of October 2025, Siegfried Engineering, INc. has approximately 75 employees across 3 continents, including North AmericaSouth AmericaEurope. Key team members include Vice President Structural: T. L.Accounting Manager: T. N.Accounting Manager: C. V.. Explore Siegfried Engineering, INc.'s employee directory with LeadIQ.

What industry does Siegfried Engineering, INc. belong to?

Siegfried Engineering, INc. operates in the Civil Engineering industry.

What technology does Siegfried Engineering, INc. use?

Siegfried Engineering, INc.'s tech stack includes Autodesk RevitCIM TechnologiesTwemojiGoogle Fonts APIreCAPTCHAGoogle Tag ManagerMediaElement.jsWP Job Openings.

What is Siegfried Engineering, INc.'s email format?

Siegfried Engineering, INc.'s email format typically follows the pattern of FLast@siegfriedeng.com. Find more Siegfried Engineering, INc. email formats with LeadIQ.

When was Siegfried Engineering, INc. founded?

Siegfried Engineering, INc. was founded in 1955.

Siegfried Engineering, INc.

Civil EngineeringUnited States51-200 Employees

Siegfried, established in 1955, is recognized as one of the foremost multidisciplinary design and engineering firms in northern and central California.  We solve our clients' toughest challenges, making complex projects not only manageable but truly successful. Our innovative approach and technical expertise continue to shape the success of communities and businesses throughout the region and beyond.

At Siegfried we take a true multidisciplinary approach to civil engineering, structural engineering, landscape architecture, architecture, surveying, and planning which gives our Clients the efficiency of a full service firm with a depth of knowledge unmatched in the industry.