Insights

Public Sector Focus Celtic Energy targets schools, colleges, cities, states and federal agencies with energy project representation, offering independent verification and contract oversight. This creates opportunities in procurement support, vendor negotiations, and ongoing project monitoring for public sector clients.

Verification Expertise The firm emphasizes independent third party evaluations to confirm real energy and operational savings, plus measurement and verification (M&V) services. This can be expanded into recurring M&V engagements and post installation performance audits with government and facility customers.

Long Term Value Unbundling projects to reduce costs and secure lasting savings for a fifteen year horizon positions Celtic Energy to win long term PPAs, energy performance contracts, and favorable vendor arrangements with educational and municipal buyers.

Credentials Edge With Professional Engineer registrations across multiple states and Ireland, credentials include CEM, CMVP, LEED AP, and key government contracts such as GSA and CT DAS, Celtic Energy differentiates itself in competitive bids and compliance driven procurements.

NV5 Collaboration Acquired by NV5 in two thousand nineteen, Celtic Energy benefits from integration with a broader engineering and consulting ecosystem, enabling cross sell of services and larger multidisciplinary opportunities with existing clients and new prospects.

Celtic Energy Tech Stack

Celtic Energy uses 8 technology products and services including WordPress, Twemoji, jQuery, and more. Explore Celtic Energy's tech stack below.

  • WordPress
    Content Management System
  • Twemoji
    Font Scripts
  • jQuery
    Javascript Libraries
  • OWL Carousel
    Javascript Libraries
  • PHP
    Programming Languages
  • reCAPTCHA
    Security
  • Google Analytics
    Web Analytics
  • prettyPhoto
    Web Tools And Plugins

Celtic Energy's Email Address Formats

Celtic Energy uses at least 1 format(s):
Celtic Energy Email FormatsExamplePercentage
First@celticenergy.comJohn@celticenergy.com
75%
FLast@celticenergy.comJDoe@celticenergy.com
25%

Frequently Asked Questions

Where is Celtic Energy's headquarters located?

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Celtic Energy's main headquarters is located at 437 Naubuc Avenue Suite 106 Glastonbury, Connecticut United States. The company has employees across 3 continents, including EuropeNorth AmericaAfrica.

What is Celtic Energy's phone number?

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You can contact Celtic Energy'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 Celtic Energy's official website and social media links?

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Celtic Energy's official website is celticenergy.com and has social profiles on LinkedIn.

What is Celtic Energy's SIC code NAICS code?

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Celtic Energy's SIC code is 7389 - Business Services, Not Elsewhere Classified NAICS code is 33441 - Semiconductor and Other Electronic Component Manufacturing.

How many employees does Celtic Energy have currently?

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As of May 2026, Celtic Energy has approximately 15 employees across 3 continents, including EuropeNorth AmericaAfrica. Key team members include Chief Executive Officer: W. W.Executive Director Of Engineering: S. W.Senior Engineer: W. H.. Explore Celtic Energy's employee directory with LeadIQ.

What industry does Celtic Energy belong to?

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Celtic Energy operates in the Renewable Energy Semiconductor Manufacturing industry.

What technology does Celtic Energy use?

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Celtic Energy's tech stack includes WordPressTwemojijQueryOWL CarouselPHPreCAPTCHAGoogle AnalyticsprettyPhoto.

What is Celtic Energy's email format?

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Celtic Energy's email format typically follows the pattern of First@celticenergy.com. Find more Celtic Energy email formats with LeadIQ.

When was Celtic Energy founded?

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Celtic Energy was founded in 2000.

Celtic Energy

Renewable Energy Semiconductor ManufacturingConnecticut, United States11-50 Employees

Celtic Energy provides independent advisory services for energy projects in the renewable energy space, functioning as owner’s representative to help clients interpret complex calculations, guarantees, and terms and to negotiate contracts while monitoring performance to ensure promised outcomes. The firm serves public-sector clients—including schools, colleges, cities, states, and the federal government—delivering clarity and oversight to verify energy savings and guide vendor selection. It emphasizes third-party evaluations to confirm real savings and can unbundle projects to lower costs and secure long-term savings, while assisting with scope of work, RFPs, and favorable contracts.

Based in Glastonbury, Connecticut, it holds professional engineering credentials across multiple states and Ireland, including certifications as a certified energy manager and a CMVP, as well as LEED accreditation. In 2019, Celtic Energy was acquired by NV5 Global, Inc., indicating its integration into a broader engineering and energy solutions platform.

Section iconCompany Overview

Headquarters
437 Naubuc Avenue Suite 106 Glastonbury, Connecticut United States
Phone number
SIC Code
7389 - Business Services, Not Elsewhere Classified
NAICS Code
33441 - Semiconductor and Other Electronic Component Manufacturing
Founded
2000
Employees
11-50

Section iconFunding & Financials

  • $1M$10M

    Celtic Energy's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1M$10M

    Celtic Energy's revenue is estimated to be in the range of $1M$10M

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