What is D.H. Charles Engineering, Inc.'s NAICS code?

D.H. Charles Engineering, Inc.'s NAICS code is 237 (Heavy and Civil Engineering Construction).

Insights

Nationwide Licensing D.H. Charles Engineering is licensed in all 50 states, Washington D.C., and multiple Canadian provinces, enabling the firm to pursue multi-region civil and structural projects and position for national contractors seeking a single engineering partner across locations.

Contractor Focused As a construction engineering specialist serving contractors across North America with a flexible delivery model, there is an opportunity to target large GC/CM firms and regional contractors who need rapid-response engineering support on diverse projects.

Scale Growth Fit With revenue in the mid range and a lean staffing model, D.H. Charles could partner with mid-market multi-disciplinary firms looking to augment bandwidth for transient peaks or specialized structural tasks without committing to large in-house teams.

Technology Leverage Current tech stack supports modern web presence and project communications; sales outreach can emphasize BIM/structural analysis compatibility and digital collaboration capabilities to differentiate for fast-paced construction environments.

Geographic Reach Offices located in California, Colorado, Illinois, Oregon, and Washington plus wide licensing coverage present an opportunity to propose regionally tailored services for projects in high-construction-growth markets and to support clients with multi-state requirements.

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D.H. Charles Engineering, Inc. Tech Stack

D.H. Charles Engineering, Inc. uses 8 technology products and services including AutoCAD, Amazon Web Services, WordPress, and more. Explore D.H. Charles Engineering, Inc.'s tech stack below.

AutoCAD
Cad & Graphics
Amazon Web Services
Cloud Hosting
WordPress
Content Management System
Bluebeam
Document Management Systems
Shopify
E-commerce
Mailgun
Email
Google Cloud
Infrastructure As A Service
Piwik PRO Core
Web Analytics

D.H. Charles Engineering, Inc.'s Email Address Formats

D.H. Charles Engineering, Inc. uses at least 4 email formats:

D.H. Charles Engineering, Inc. Email Formats	Example	Percentage
First@charlesengineering.com	John@charlesengineering.com	64%
Last@charlesengineering.com	Doe@charlesengineering.com	30%
F.Last@charlesengineering.com	J.Doe@charlesengineering.com	3%
FirstL@charlesengineering.com	JohnD@charlesengineering.com	3%

Frequently Asked Questions

What is D.H. Charles Engineering, Inc.'s phone number?

You can contact D.H. Charles Engineering, Inc.'s main corporate office by phone at

+1-707-537-****

. 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 D.H. Charles Engineering, Inc.'s official website and social media links?

D.H. Charles Engineering, Inc.'s official website is charlesengineering.com and has social profiles on LinkedIn.

How much revenue does D.H. Charles Engineering, Inc. generate?

As of August 2026, D.H. Charles Engineering, Inc.'s annual revenue is estimated to be $10M - $25M.

What is D.H. Charles Engineering, Inc.'s SIC code and NAICS code?

D.H. Charles Engineering, Inc.'s SIC code is 8711 - Engineering Services and NAICS code is 237 - Heavy and Civil Engineering Construction.

How many employees does D.H. Charles Engineering, Inc. have currently?

As of August 2026, D.H. Charles Engineering, Inc. has approximately 37 employees across 1 continents, including North America. Key team members include Computer Aided Design Drafter: J. C. Explore D.H. Charles Engineering, Inc.'s employee directory with LeadIQ.

What industry does D.H. Charles Engineering, Inc. belong to?

D.H. Charles Engineering, Inc. operates in the Civil Engineering industry.

What technology does D.H. Charles Engineering, Inc. use?

D.H. Charles Engineering, Inc.'s tech stack includes AutoCAD, Amazon Web Services, WordPress, Bluebeam, Shopify, Mailgun, Google Cloud and Piwik PRO Core.

What is D.H. Charles Engineering, Inc.'s email format?

D.H. Charles Engineering, Inc.'s email format typically follows the pattern of First@charlesengineering.com. Find more D.H. Charles Engineering, Inc. email formats with LeadIQ.

When was D.H. Charles Engineering, Inc. founded?

D.H. Charles Engineering, Inc. was founded in 1992.

D.H. Charles Engineering, Inc.

Q: What technology does D.H. Charles Engineering, Inc. use?

D.H. Charles Engineering, Inc.'s tech stack includes Amazon Route 53, X-Content-Type-Options, Microsoft Office, Shopify, Modernizr.

Civil EngineeringCalifornia, United States11-50 Employees

D.H. Charles Engineering, Inc. is a civil and structural engineering practice that provides construction engineering support to contractors across North America. The firm aims to deliver projects on client-determined timelines while applying new approaches to problem solving. It is licensed in all U.S. states, Washington, D.C., and many Canadian provinces, enabling work across diverse regions and client locations. Headquartered in Santa Rosa, California, the company relies on a team of experienced engineers to support contractor-driven projects nationwide. With offices in California, Colorado, Illinois, Oregon, and Washington, it maintains a multiregional footprint to coordinate work across markets. The organization emphasizes adapting services to the specific conditions and timing of each project while maintaining a regional focus.