Sustainable Investment Group (SIG) Employee Directory

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.

Find Sustainable Investment Group (SIG) employees' phone numbers or email addresses

Sustainable Investment Group (SIG) Global Highlights

Location
Employees

North America
105

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  • United States Of America
    103
  • Mexico
    2

Europe
6

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  • Italy
    6

Asia
3

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  • Singapore
    2
  • Saudi Arabia
    1

Africa
2

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  • Zambia
    1
  • Egypt
    1

Sustainable Investment Group (SIG)'s Leadership

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    L. J. C.
    Ceo Mexico, Central America And The Caribean
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    A. P.
    Vice President Of Sales
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  • Stylized image of a person
    M. H.
    Vice President Of Environmental Resiliency, Compliance & Investment
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    B. R.
    Vice President Human Resources
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  • Stylized image of a person
    S. Z.
    Vp External
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  • Stylized image of a person
    K. L.
    President
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  • Stylized image of a person
    A. T.
    Founder & Ceo
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  • Stylized image of a person
    R. K.
    Chairman
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Sustainable Investment Group (SIG) Employee Metrics

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  • Administrative
  • Analytics
  • Sales
  • Human Resources
  • Other

Contact profiles from Sustainable Investment Group (SIG)

Name
Title
Contact Info
Location
Last Update
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    R. K.
    Chairman
    Phone icon
    United StatesIdaho
    Oct 26, 2025
  • Stylized image of a person
    J. K.
    Principal & Co-Founder
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    United StatesColorado
    Jun 18, 2025
  • Stylized image of a person
    A. T.
    Founder & Ceo
    Phone icon
    United StatesTexas
    Jan 29, 2026
  • Stylized image of a person
    L. J. C.
    Ceo Mexico, Central America And The Caribean
    Phone icon
    MexicoNuevo León
    Oct 22, 2025
  • Stylized image of a person
    M. M.
    Chairman Of The Board
    Phone icon
    Jan 29, 2026
  • Stylized image of a person
    A. R.
    Managing Partner
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    Oct 22, 2024
  • Stylized image of a person
    K. L.
    President
    Phone icon
    Oct 17, 2024
  • Stylized image of a person
    P. M.
    Partner
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    Oct 16, 2024
  • Stylized image of a person
    A. P.
    Vice President Of Sales
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    United StatesMinnesota
    Jun 24, 2025
  • Stylized image of a person
    K. W.
    Senior Vice President Of Operations
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    United StatesVirginia
    Oct 21, 2025

Frequently Asked Questions

What is Sustainable Investment Group (SIG) known for?

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Sustainable Investment Group (SIG) was founded in 2008 operates in the Environmental Services industry; you can contact the main corporate office by phone at . Explore Sustainable Investment Group (SIG)'s company overview page for more information.

What is Sustainable Investment Group (SIG)'s most common email format?

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Sustainable Investment Group (SIG) employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Sustainable Investment Group (SIG) email formats with LeadIQ.

How many employees does Sustainable Investment Group (SIG) have currently?

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Sustainable Investment Group (SIG) has approximately 56 employees as of January 2026. These team members are located across 4 continents, including North AmericaEuropeAsia.

Who are Sustainable Investment Group (SIG)'s key employees and leadership?

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As of January 2026, Sustainable Investment Group (SIG)'s key employees include:

  • Ceo Mexico, Central America And The Caribean: L. J. C.
  • Vice President Of Sales: A. P.
  • Vice President Of Environmental Resiliency, Compliance & Investment: M. H.
  • Vice President Human Resources: B. R.
  • Vp External: S. Z.

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