Insights

Leading Market Position Conservation Services Group (CSG) is a well-established leader in the residential energy efficiency sector with over 31 years of experience, enabling them to leverage a strong reputation and proven solutions to attract utility and government clients seeking reliable energy-saving programs.

Extensive Client Reach Serving large utilities and state agencies across the United States, CSG offers customized energy efficiency programs, presenting an opportunity to upsell or expand services with existing clients who need scalable, proven solutions.

Financial Stability With revenues estimated between $500 million and one billion dollars, CSG demonstrates robust financial health, positioning it as a dependable partner for new projects, collaborations, or technology investments in energy efficiency.

Growth Potential Given its substantial market presence and industry leadership, there are opportunities to introduce new innovations, enhance program offerings, or provide specialized services that align with CSG's focus on improving home durability and safety.

Industry Network CSG's connections with similar large firms like ICF and Franklin Energy highlight a competitive landscape ripe for strategic partnerships, technology integrations, or joint ventures aimed at expanding energy conservation solutions.

Conservation Services Group Tech Stack

Media & News

Conservation Services Group's Email Address Formats

Conservation Services Group uses at least 1 format(s):
Conservation Services Group Email FormatsExamplePercentage
First.Last@csgrp.comJohn.Doe@csgrp.com
93%
Last@csgrp.comDoe@csgrp.com
4%
FLast@csgrp.comJDoe@csgrp.com
2%
Last.First@csgrp.comDoe.John@csgrp.com
1%

Frequently Asked Questions

Where is Conservation Services Group's headquarters located?

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Conservation Services Group's main headquarters is located at 50 Washington Street Suite 3000 Westborough, Massachusetts 01581 United States. The company has employees across 3 continents, including North AmericaOceaniaEurope.

What is Conservation Services Group's phone number?

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You can contact Conservation Services Group'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 Conservation Services Group's official website and social media links?

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Conservation Services Group's official website is csgrp.com and has social profiles on LinkedIn.

How much revenue does Conservation Services Group generate?

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As of April 2026, Conservation Services Group's annual revenue is estimated to be $3M.

What is Conservation Services Group's SIC code NAICS code?

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Conservation Services Group's SIC code is 7299 - Miscellaneous Personal Services, Not Elsewhere Classified NAICS code is 54162 - Environmental Consulting Services.

How many employees does Conservation Services Group have currently?

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As of April 2026, Conservation Services Group has approximately 172 employees across 3 continents, including North AmericaOceaniaEurope. Key team members include Ceo Conservation Services, Llc: R. E.Chief Financial Officer: P. D.President: P. P.. Explore Conservation Services Group's employee directory with LeadIQ.

What industry does Conservation Services Group belong to?

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Conservation Services Group operates in the Environmental Services industry.

What is Conservation Services Group's email format?

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Conservation Services Group's email format typically follows the pattern of First.Last@csgrp.com. Find more Conservation Services Group email formats with LeadIQ.

When was Conservation Services Group founded?

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Conservation Services Group was founded in 1984.

Conservation Services Group

Environmental ServicesMassachusetts, United States51-200 Employees

Conservation Services Group (CSG) is the leading U.S. provider of residential energy efficiency programs. We provide proven results to utilities and state agencies looking to save energy and money while improving home durability, safety, and comfort. 

With 31 years of market leadership and the most reliable solutions in the industry, we provide customized, comprehensive energy efficiency program solutions for our clients. For more information, visit http://www.csgrp.com.

Section iconCompany Overview

Headquarters
50 Washington Street Suite 3000 Westborough, Massachusetts 01581 United States
Phone number
Website
csgrp.com
SIC Code
7299 - Miscellaneous Personal Services, Not Elsewhere Classified
NAICS Code
54162 - Environmental Consulting Services
Founded
1984
Employees
51-200

Section iconMedia & News

Section iconFunding & Financials

  • $500M$1B

    Conservation Services Group's revenue is estimated to be in the range of $500M$1B

Section iconFunding & Financials

  • $500M$1B

    Conservation Services Group's revenue is estimated to be in the range of $500M$1B

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