Insights

Strong Industry Recognition Sustainable Investment Group has demonstrated its leadership in energy efficiency and sustainability by receiving multiple ENERGY STAR Partner of the Year awards, including the Sustained Excellence Award in 2019. This recognition enhances credibility and positions SIG as a trusted provider for clients seeking proven environmental solutions.

Expanding Service Portfolio SIG offers a comprehensive range of consulting services such as LEED, WELL, ENERGY STAR benchmarking, energy audits, and corporate sustainability strategies. This broad expertise indicates opportunities to cross-sell to clients engaged in multiple aspects of sustainable building operations and certification efforts.

Growing Market Presence With offices across major markets including Atlanta, Los Angeles, New York, and others, combined with a sizable team of 51-200 professionals, SIG has established a substantial geographic footprint and workforce, facilitating regional outreach and tailored service offerings to diverse real estate markets.

Partnership & Industry Alliances Recent collaborations with organizations such as Paramount Group and its integration into TÜV SÜD Americas demonstrate SIG’s strategic alliances. These partnerships can be leveraged to introduce new clients in commercial real estate, industrial, and institutional sectors seeking sustainability consulting and verification services.

Financial Stability With reported revenues ranging from 25 million to 50 million dollars, SIG shows strong financial health, supporting its capacity to invest in service expansions, new technology adoption, and customized solutions for corporate clients focused on sustainability upgrades and certifications.

Similar companies to Sustainable Investment Group

Sustainable Investment Group Tech Stack

Sustainable Investment Group uses 8 technology products and services including Crazy Egg, WP Rocket, Slimbox, and more. Explore Sustainable Investment Group's tech stack below.

  • Crazy Egg
    Analytics
  • WP Rocket
    Caching
  • Slimbox
    Javascript Libraries
  • Cloudflare Bot Management
    Security
  • LinkedIn Share Plugin
    Social Sharing
  • AddToAny Share Buttons
    Web Platform Extensions
  • Apache
    Web Servers
  • Facebook
    Widgets

Media & News

Sustainable Investment Group's Email Address Formats

Sustainable Investment Group uses at least 1 format(s):
Sustainable Investment Group Email FormatsExamplePercentage
FirstL@sigearth.comJohnD@sigearth.com
88%
Last@sigearth.comDoe@sigearth.com
9%
LastF@sigearth.comDoeJ@sigearth.com
2%
First@sigearth.comJohn@sigearth.com
1%

Frequently Asked Questions

Where is Sustainable Investment Group's headquarters located?

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Sustainable Investment Group's main headquarters is located at Atlanta, Georgia United States. The company has employees across 4 continents, including North AmericaEuropeAsia.

What is Sustainable Investment Group's phone number?

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You can contact Sustainable Investment 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 Sustainable Investment Group's official website and social media links?

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Sustainable Investment Group's official website is sigearth.com and has social profiles on LinkedIn.

What is Sustainable Investment Group's SIC code NAICS code?

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Sustainable Investment Group's SIC code is 6531 - Real Estate Agents and Managers NAICS code is 54162 - Environmental Consulting Services.

How many employees does Sustainable Investment Group have currently?

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As of March 2026, Sustainable Investment Group has approximately 52 employees across 4 continents, including North AmericaEuropeAsia. Key team members include Ceo & President: N. K.Ceo Mexico, Central America And The Caribean: L. J. C.Vice President Of Sales: A. P.. Explore Sustainable Investment Group's employee directory with LeadIQ.

What industry does Sustainable Investment Group belong to?

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Sustainable Investment Group operates in the Environmental Services industry.

What technology does Sustainable Investment Group use?

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Sustainable Investment Group's tech stack includes Crazy EggWP RocketSlimboxCloudflare Bot ManagementLinkedIn Share PluginAddToAny Share ButtonsApacheFacebook.

What is Sustainable Investment Group's email format?

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Sustainable Investment Group's email format typically follows the pattern of FirstL@sigearth.com. Find more Sustainable Investment Group email formats with LeadIQ.

When was Sustainable Investment Group founded?

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Sustainable Investment Group was founded in 2008.

Sustainable Investment Group

Environmental ServicesGeorgia, United States51-200 Employees

Sustainable Investment Group, LLC (SIG) is a full-service sustainable building consulting firm that provides environmentally focused solutions to design, construction, and real estate operations professionals to support a high level of performance, value, and quality in the built environment. SIG offers Energy Audits, LEED and WELL Building Consulting, Commissioning, ENERGY STAR verifications, GRESB consulting, and other technical services. SIG also helps grow the green building industry through education and training, having helped over 12,000 professionals across the U.S. prepare for their LEED and WELL AP exams. 

Locations:  Atlanta, GA  |  Austin, TX  |  Boulder, CO  |  Detroit, MI  |  Fairfield, IA 
 |  Los Angeles, CA  |  Minneapolis, MN  |  New York, NY  |  Peoria, IL  | 
 Phoenix, AZ  |  Portland, OR  |  San Francisco, CA  |

The firm is comprised of LEED Accredited Professionals, Architects, and Professional Engineers with design, construction, commissioning, property management, & real estate backgrounds. SIG is also an ENERGY STAR Service & Product Provider (SPP), a 2016 and 2017 ENERGY STAR Partner of the Year, an Elite Member of ENERGY STAR Certification Nation, and a USGBC LEED Proven Provider.

Our growing team, while staying focused on the triple bottom line, provides the following proven consulting services: 

•	LEED and WELL Building Feasibility Studies
•	ENERGY STAR Benchmarking & PE Sign-Offs
•	LEED Consulting (BD+C, O+M, ID+C, Schools, Multifamily, & ND)
•	ASHRAE Level I Energy Audits
•	Fundamental & Enhanced Commissioning 
•	Retro-Commissioning (RCx) (Existing Buildings)
•	Corporate Sustainability Consulting 
•	ISO 14001 Guidance
•	Green Globes Consulting

In Spring 2024 SIG joined the TÜV SÜD America family of companies.

Section iconCompany Overview

Headquarters
Atlanta, Georgia United States
Phone number
SIC Code
6531 - Real Estate Agents and Managers
NAICS Code
54162 - Environmental Consulting Services
Founded
2008
Employees
51-200

Section iconFunding & Financials

  • $25M$50M

    Sustainable Investment Group's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    Sustainable Investment Group's revenue is estimated to be in the range of $25M$50M

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