Insights

Sustainability leadership SIG has a strong track record in energy efficiency and sustainable building consulting, including ENERGY STAR, LEED and WELL, ASHRAE audits, and a history of ENERGY STAR Partner of the Year awards, indicating credibility and a robust value proposition for green building clients and renewals.

Broad service footprint Offering end-to-end services from feasibility studies to commissioning, benchmarking, and ISO guidance positions SIG to upsell additional services to existing clients and to cross-sell to developers, facility managers, and portfolio owners seeking integrated sustainability solutions.

Geographic reach Significant multi-city presence across major markets (Atlanta, Austin, Boulder, Detroit, LA, NYC, SF, etc.) enables targeted outreach to regional real estate developers and corporate tenants pursuing market-ready green building certifications and performance improvements.

Strong leadership and pedigree Recent leadership appointment and TÜV SÜD affiliation enhance credibility for enterprise clients seeking risk-managed, standards-aligned sustainability consulting, suggesting an opportunity to target large real estate portfolios and corporate real estate teams.

Financial upside Revenue range of 25–50 million with a long-standing ENERGY STAR partnership history implies potential for contract expansions, multi-site projects, and renewal-led revenue through ongoing ENERGY STAR verifications, RCx programs, and LEED projects.

Similar companies to Sustainable Investment Group (SIG) - a TÜV SÜD America Company

Sustainable Investment Group (SIG) - a TÜV SÜD America Company Tech Stack

Sustainable Investment Group (SIG) - a TÜV SÜD America Company uses 8 technology products and services including HubSpot Analytics, iCIMS, WordPress, and more. Explore Sustainable Investment Group (SIG) - a TÜV SÜD America Company's tech stack below.

Media & News

Sustainable Investment Group (SIG) - a TÜV SÜD America Company's Email Address Formats

Sustainable Investment Group (SIG) - a TÜV SÜD America Company uses at least 4 email formats:
Sustainable Investment Group (SIG) - a TÜV SÜD America Company 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

What is Sustainable Investment Group (SIG) - a TÜV SÜD America Company's phone number?

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You can contact Sustainable Investment Group (SIG) - a TÜV SÜD America Company'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 (SIG) - a TÜV SÜD America Company's official website and social media links?

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Sustainable Investment Group (SIG) - a TÜV SÜD America Company's official website is sigearth.com and has social profiles on LinkedIn.

How much revenue does Sustainable Investment Group (SIG) - a TÜV SÜD America Company generate?

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As of August 2026, Sustainable Investment Group (SIG) - a TÜV SÜD America Company's annual revenue is estimated to be $25M - $50M.

What is Sustainable Investment Group (SIG) - a TÜV SÜD America Company's NAICS code?

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Sustainable Investment Group (SIG) - a TÜV SÜD America Company's NAICS code is 54162 - Environmental Consulting Services.

How many employees does Sustainable Investment Group (SIG) - a TÜV SÜD America Company have currently?

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As of August 2026, Sustainable Investment Group (SIG) - a TÜV SÜD America Company has approximately 47 employees across 4 continents, including North America, Europe and Asia. Key team members include President: K. L., President: J. E. W. and Managing Partner: A. R. Explore Sustainable Investment Group (SIG) - a TÜV SÜD America Company's employee directory with LeadIQ.

What industry does Sustainable Investment Group (SIG) - a TÜV SÜD America Company belong to?

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Sustainable Investment Group (SIG) - a TÜV SÜD America Company operates in the Environmental Services industry.

What technology does Sustainable Investment Group (SIG) - a TÜV SÜD America Company use?

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Sustainable Investment Group (SIG) - a TÜV SÜD America Company's tech stack includes HubSpot Analytics, iCIMS, WordPress, Shopify, Microsoft 365, New Relic, Piwik PRO Core and DigitalOcean Web Hosting.

What is Sustainable Investment Group (SIG) - a TÜV SÜD America Company's email format?

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Sustainable Investment Group (SIG) - a TÜV SÜD America Company's email format typically follows the pattern of FirstL@sigearth.com. Find more Sustainable Investment Group (SIG) - a TÜV SÜD America Company email formats with LeadIQ.

When was Sustainable Investment Group (SIG) - a TÜV SÜD America Company founded?

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Sustainable Investment Group (SIG) - a TÜV SÜD America Company was founded in 2008.
Sustainable Investment Group (SIG) - a TÜV SÜD America Company logo

Sustainable Investment Group (SIG) - a TÜV SÜD America Company

Environmental ServicesGeorgia, United States11-50 Employees

Sustainable Investment Group (SIG) is a full-service environmental building consulting firm based in Atlanta, Georgia, that supports design, construction, and real estate operations professionals in achieving higher performance, value, and quality in the built environment. Its offerings cover energy assessments, LEED and WELL Building consulting, commissioning, ENERGY STAR verifications, and guidance for GRESB, along with other technical services. The company also advances the green building sector through education and training, having helped more than 12,000 professionals across the United States prepare for LEED and WELL AP exams.

The team comprises LEED Accredited Professionals, architects, and professional engineers with backgrounds spanning design, construction, commissioning, property management, and real estate. In Spring 2024 SIG became part of the TÜV SÜD America family of companies, a development aligned with its energy efficiency and sustainability focus; the firm has previously been recognized as an ENERGY STAR Partner of the Year in 2016, 2017, and 2019.

Section iconCompany Overview

Phone number
NAICS Code
54162 - Environmental Consulting Services
Founded
2008
Employees
11-50

Section iconFunding & Financials

  • $25M - $50M

    Sustainable Investment Group (SIG) - a TÜV SÜD America Company's revenue is estimated to be in the range of $25M - $50M

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