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    Founded in 1999, we’ve learned that it is the sum of our integrative expertise in several areas – energy & daylighting, materials & LCA, commissioning, LEED®, integrative design, regenerative design, education and collaborative communications – that drives how we advance whole systems thinking across the building industry and practical implementation of that thinking into every client’s project. Our principals are nationally known authorities in their areas of expertise, and they are supported by a carefully assembled group of employees and associates who passionately believe that health of place is a right, not a soundbite.
    HQSinking Spring, PA, US

    Latest Updates

    Employees (est.) (Sept 2021)18(+6%)
    Cybersecurity ratingBMore
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    Key People/Management at 7group

    Cristina Argeles

    Cristina Argeles

    Senior VP of LEED Certification
    Alvin Changco

    Alvin Changco

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    7group Office Locations

    7group has an office in Sinking Spring
    Sinking Spring, PA, US (HQ)
    600 Grings Hill Rd
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    7group Financials and Metrics

    Summary Metrics

    Founding Date


    7group Cybersecurity Score

    Cybersecurity ratingPremium dataset



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    7group Online and Social Media Presence

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    7group Blogs

    Manifesting Quiddity

    “Nobody is superior, nobody is inferior, but nobody is equal either. People are simply unique, incomparable. You are you, I am I. I have to contribute my potential to life; you have to contribute your potential to life. I have to discover my own being; you have to discover your own being.” - Osho [.…

    Regenerative Evocation

    Evocation: the act of bringing or recalling a feeling, memory, or image to the conscious mind. In order for us to evolve, we must recognize the trauma and resulting limiting beliefs we hold that prevents us from coming into our wholeness as human beings. We need to evoke our own regenerative capacit…

    Manifesting Potential

    “The secret of change is to focus all of your energy, not on fighting the old, but on building the new.” – Socrates “Nature uses human imagination to lift her work of creation to even higher levels.” – Luigi Pirandello  “Everything is theoretically impossible, until it is done.” – Robert A. Heinlein…

    RE Farm Café – The Power of Storytelling to Introduce Regenerative Thinking and Design

    7group and the West Penn Power Sustainable Energy Fund have just released Remarkable Reinvention, a 10-minute video that compresses years of regenerative thinking and design effort. Following the journey of owners Duke and Monica Gastiger, we see the initial idea for a green restaurant on a farm evo…

    7group Welcomes New Partners

    Please join us in offering a warm welcome to Alvin Changco and Chris Klehm, 7group’s new partners.Alvin Changco has been working closely with 7group for nearly 15 years as President of West Main Consultants, LLC, a sustainable materials consulting firm and a 7group member company. He manages client …

    Working with Wholes

    "Mythologist Joseph Campbell once said, "People who don’t have a concept of the whole can do very unfortunate things." But the corollary is rarely considered: People who understand the whole can do very fortunate things." - Linda Booth SweeneyHumans possess the capacity to think in wholes – to see w…
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    7group Frequently Asked Questions

    • When was 7group founded?

      7group was founded in 1999.

    • Who are 7group key executives?

      7group's key executives are Cristina Argeles and Alvin Changco.

    • How many employees does 7group have?

      7group has 18 employees.

    • Who are 7group competitors?

      Competitors of 7group include Superheat, Nexant and ACN.

    • Where is 7group headquarters?

      7group headquarters is located at 600 Grings Hill Rd, Sinking Spring.

    • Where are 7group offices?

      7group has an office in Sinking Spring.

    • How many offices does 7group have?

      7group has 1 office.