Insights

Strategic Acquisitions Terraphase Engineering's recent acquisitions of Eolas Environmental and Robinson Noble demonstrate an active growth strategy through expanding regional presence and service capabilities, indicating potential opportunities for partnerships or integration efforts in environmental consulting projects.

Robust Revenue Base With an estimated revenue range of 100 to 250 million dollars and a diverse project portfolio, Terraphase offers an attractive customer base for firms seeking to target mid-sized environmental engineering services within the regulatory and remediation sectors.

Market Expansion The company's strategic geographical expansion across key regions like Connecticut, Massachusetts, and California suggests a growing market reach, making it a promising partner for organizations aiming to access multiple regional environmental projects.

Technology Utilization Utilizing a tech stack that includes WordPress, Shopify, and SEO tools, Terraphase demonstrates an emphasis on digital presence and marketing, opening opportunities for collaboration in digital marketing, content strategy, or advanced environmental data solutions.

Industry Positioning Being part of the competitive environmental services landscape alongside industry giants like AECOM and WSP signals strong market positioning, suggesting potential for collaboration on large-scale environmental projects or joint ventures aimed at expanding service offerings.

Terraphase Engineering Inc. Tech Stack

Terraphase Engineering Inc. uses 8 technology products and services including jsDelivr, Microsoft Access, Deltek, and more. Explore Terraphase Engineering Inc.'s tech stack below.

  • jsDelivr
    Content Delivery Network
  • Microsoft Access
    Database Management Software
  • Deltek
    Enterprise Resource Planning
  • jQuery
    Javascript Libraries
  • Microsoft Office
    Office Suites
  • Yoast SEO
    Search Engines
  • HSTS
    Security
  • Magnific Popup
    Web Tools And Plugins

Terraphase Engineering Inc.'s Email Address Formats

Terraphase Engineering Inc. uses at least 1 format(s):
Terraphase Engineering Inc. Email FormatsExamplePercentage
First.Last@terraphase.comJohn.Doe@terraphase.com
95%
Last@terraphase.comDoe@terraphase.com
4%
First@terraphase.comJohn@terraphase.com
1%

Frequently Asked Questions

Where is Terraphase Engineering Inc.'s headquarters located?

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Terraphase Engineering Inc.'s main headquarters is located at 1300 Clay Street Suite 1000 Oakland, California United States. The company has employees across 2 continents, including North AmericaAsia.

What is Terraphase Engineering Inc.'s phone number?

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You can contact Terraphase Engineering Inc.'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 Terraphase Engineering Inc.'s official website and social media links?

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Terraphase Engineering Inc.'s official website is terraphase.com and has social profiles on LinkedInCrunchbase.

What is Terraphase Engineering Inc.'s NAICS code?

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Terraphase Engineering Inc.'s NAICS code is 54162 - Environmental Consulting Services.

How many employees does Terraphase Engineering Inc. have currently?

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As of June 2026, Terraphase Engineering Inc. has approximately 164 employees across 2 continents, including North AmericaAsia. Key team members include Vice President Human Resources: H. G.President: D. S.Sr. Principal Geologist, Chief Revenue Officer: C. V.. Explore Terraphase Engineering Inc.'s employee directory with LeadIQ.

What industry does Terraphase Engineering Inc. belong to?

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Terraphase Engineering Inc. operates in the Environmental Services industry.

What technology does Terraphase Engineering Inc. use?

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Terraphase Engineering Inc.'s tech stack includes jsDelivrMicrosoft AccessDeltekjQueryMicrosoft OfficeYoast SEOHSTSMagnific Popup.

What is Terraphase Engineering Inc.'s email format?

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Terraphase Engineering Inc.'s email format typically follows the pattern of First.Last@terraphase.com. Find more Terraphase Engineering Inc. email formats with LeadIQ.

How much funding has Terraphase Engineering Inc. raised to date?

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As of June 2026, Terraphase Engineering Inc. has raised $305K in funding. The last funding round occurred on Jul 28, 2023 for $305K.

When was Terraphase Engineering Inc. founded?

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Terraphase Engineering Inc. was founded in 2010.

Terraphase Engineering Inc.

Environmental ServicesCalifornia, United States51-200 Employees

Terraphase Engineering Inc. is an environmental services firm that delivers cost-effective solutions for complex environmental and engineering challenges. The company emphasizes understanding client needs and works within regulatory frameworks to help projects reach their objectives. Its multidisciplinary team combines engineers, geologists, and scientists to support a comprehensive environmental management approach. The firm is based in Oakland, California.

Terraphase has expanded its capabilities through strategic acquisitions, including Robinson Noble, Inc., which brought strengths in environmental characterization and remediation, as well as water resources, water rights, and geotechnical engineering. In 2025 the firm acquired Eolas Environmental, LLC, extending its presence into the Northeast with operations in Connecticut and Massachusetts.

Section iconCompany Overview

Headquarters
1300 Clay Street Suite 1000 Oakland, California United States
Phone number
NAICS Code
54162 - Environmental Consulting Services
Founded
2010
Employees
51-200

Section iconFunding & Financials

  • $305K

    Terraphase Engineering Inc. has raised a total of $305K of funding over 1 rounds. Their latest funding round was raised on Jul 28, 2023 in the amount of $305K.

  • $100M$250M

    Terraphase Engineering Inc.'s revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $305K

    Terraphase Engineering Inc. has raised a total of $305K of funding over 1 rounds. Their latest funding round was raised on Jul 28, 2023 in the amount of $305K.

  • $100M$250M

    Terraphase Engineering Inc.'s revenue is estimated to be in the range of $100M$250M

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