Insights

Strong regional focus RGH Consultants is a northern California geotechnical specialist with multiple local offices (Santa Rosa HQ, Napa, Middletown) and a long-standing presence since 1991, indicating reliable local coverage and opportunities with regional civil projects.

Expanding service scope As part of Geo-Logic Associates and related affiliates, RGH offers integrated solutions in landfills, mines, contaminated sites, municipal projects, natural resources, and water resources, suggesting cross-sell potential to clients needing broader geotechnical, geological, and environmental services.

Robust revenue potential With reported revenue in the range of ten to twenty-five million, RGH sits between mid-sized and larger specialty firms, presenting opportunities for multi-project engagements and scalable service contracts with municipal and private sector clients.

Tech-enabled delivery Utilizing tools like Snowplow, AWS, and standard collaboration platforms indicates readiness for data-driven workflows, remote monitoring, and scalable project management—auxiliary upsell in analytics, reporting, and digital site characterization.

Growth through partnerships Joint ownership under a network of affiliates (Geo-Logic Associates, Summit Water Resources, The MINES Group) suggests potential for partner-led opportunities, referrals, and bundled offerings to large, multi-disciplinary clients seeking integrated geotechnical and environmental solutions.

Similar companies to RGH Consultants

RGH Consultants Tech Stack

RGH Consultants uses 8 technology products and services including Snowplow, Amazon Web Services, Duda, and more. Explore RGH Consultants's tech stack below.

RGH Consultants's Email Address Formats

RGH Consultants uses at least 4 email formats:
RGH Consultants Email FormatsExamplePercentage
FLast@rghgeo.comJDoe@rghgeo.com
81%
First@rghgeo.comJohn@rghgeo.com
12%
LFirst@rghgeo.comDJohn@rghgeo.com
5%
FirstL@rghgeo.comJohnD@rghgeo.com
2%

Frequently Asked Questions

What is RGH Consultants's phone number?

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You can contact RGH Consultants's main corporate office by phone at . 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 RGH Consultants's official website and social media links?

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RGH Consultants's official website is rghgeo.com and has social profiles on LinkedIn.

How much revenue does RGH Consultants generate?

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As of September 2026, RGH Consultants's annual revenue is estimated to be $10M - $25M.

What is RGH Consultants's SIC code and NAICS code?

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RGH Consultants's SIC code is 8711 - Engineering Services and NAICS code is 237 - Heavy and Civil Engineering Construction.

How many employees does RGH Consultants have currently?

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As of September 2026, RGH Consultants has approximately 45 employees across 3 continents, including North America, Europe and Asia. Key team members include Managing Director: R. H., Owner: G. R. and Lead Field Engineer: T. W. Explore RGH Consultants's employee directory with LeadIQ.

What industry does RGH Consultants belong to?

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RGH Consultants operates in the Civil Engineering industry.

What technology does RGH Consultants use?

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RGH Consultants's tech stack includes Snowplow, Amazon Web Services, Duda, Open Graph, Weebly, Google Fonts API, Office 365 and Apache.

What is RGH Consultants's email format?

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RGH Consultants's email format typically follows the pattern of FLast@rghgeo.com. Find more RGH Consultants email formats with LeadIQ.

When was RGH Consultants founded?

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RGH Consultants was founded in 1991.
RGH Consultants logo

RGH Consultants

Civil EngineeringCalifornia, United States11-50 Employees

RGH Consultants is a civil engineering firm founded in 1991, with its headquarters in Santa Rosa, California, and satellite offices in Napa and Middletown. The company specializes in geotechnical engineering, engineering geology, construction observation, and materials testing, serving projects across northern California and beyond. Its workforce comprises professional engineers, geologists, field engineers, and engineering technicians who bring decades of experience to site investigations, analyses, and on-site oversight. RGH operates as part of a group of wholly owned subsidiaries under Geo-Logic Associates, focusing on challenges related to landfills, mines, contaminated sites, municipal projects, natural resources, and water resources. A recent development in the firm’s profile includes a redesigned website, reflecting ongoing efforts to engage its clients and share capabilities more effectively.

Section iconCompany Overview

Phone number
Website
rghgeo.com
SIC Code
8711 - Engineering Services
NAICS Code
237 - Heavy and Civil Engineering Construction
Founded
1991
Employees
11-50

Section iconFunding & Financials

  • $10M - $25M

    RGH Consultants's revenue is estimated to be in the range of $10M - $25M

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