Because the operating system is an essential feature of today’s world, because the environment and safety are issues that need concerted multi-disciplinary approaches, Tennaxia is a member of professional organizations, associations and working Groups. This allows us to be at the forefront in our EHS and Sustainability areas and anticipate the changing needs of our customers to better respond.

Tennaxia has also developed partnerships in order to offer total solutions in line with your needs. For Tennaxia, these partnerships primarily aim to build and broaden our expertise.

Tennaxia partners

Logo WAP Sustainability Consulting Tennaxia Partner

WAP Sustainability Consulting

WAP Sustainability was created out of understanding the role of a Sustainability Manager first hand. When founders, William Paddock and Brad McAllister were employed as Sustainability Managers for a major company and city government they learned they needed more than “strategy development” from the sustainability consulting community. This experience as a sustainability manager lead Brad and William to create a sustainability firm that provided sustainability leaders and company leaders with a one stop shop. WAP Sustainability has since emerged as a consortium of sustainability leaders who provide both technical and strategic competencies to clients.

Logo Altanova Tennaxia Partner


Altanova is a boutique consulting firm based in New York City. Altanova combine strategic and technological analysis to further the sustainable performance of clients’ assets, operations and reputation. Since 2006 they have served a mix of real estate, corporate clients and investors worldwide.

Logo Third Partners Tennaxia Partner

Third Partners

Third Partners is a strategy & design group that develops and implements solutions to pressing sustainability challenges. Based in New York, Third Partners uses a data-driven approach and systems thinking to allow organizations to achieve untapped value from sustainability and corporate responsibility initiatives.

Logo Ecol Studio Tennaxia partnership

Ecol Studio

Ecol Studio is a company that specialises in laboratory tests, consulting and training. It was set up to support companies in the implementation of policies oriented towards sustainable development, in order to guarantee a future for new generations. They offer solutions in the environment-energy, worker health and safety, and product and process quality fields, establishing a partnership with clients to reach common objectives, growing stronger with each success.

Logo Ampleen Tennaxia Partner


Ample + Green = Ampleen® We help companies employee engagement through sustainability & corporate social responsibility initiatives and inspire employees to re-connect with purpose. We maximize employee engagement by working with environmental health and safety (EHS), human resources (HR), and sustainability officer or green team in your organization. We believe that employee engagement can drive your sustainability strategy and also leverage sustainability initiatives to engage your employees and create a values-driven culture of collaboration and creativity.

Grant Thornton

Grant Thornton is a leading business adviser that helps dynamic organisations to unlock their potential for growth. The brand is respected globally, as one of the major global accounting organisations recognised by capital markets, regulators and international standards setting bodies. Over the last three years they are the fastest growing large accounting organisation and are constantly evolving and developing alongside their clients.


Lloyd's Register Quality Assurance (LRQA) is the world's leading provider of independent assessment services including certification, validation, verification and training across a broad spectrum of standards and schemes, with recognition from over 50 accreditation bodies.

Triana Group

Founded in 2008, The Triana Group is a privately-owned New York corporation. Their mission is to provide meaningful, impactful solutions to healthcare, sustainability, infrastructure, education and other socially valuable sectors.

Tennaxia network


CSRHub provides access to corporate social responsibility and sustainability ratings and information on 15,373+ companies from 135 industries in 132 countries. Managers, researchers and activists use CSRHub to benchmark company performance, learn how stakeholders evaluate company CSR practices and seek ways to change the world.

Global Reporting Initiative

GRI is an international independent organization that helps businesses, governments and other organizations understand and communicate the impact of business on critical sustainability issues such as climate change, human rights, corruption and many others.

Sustainable Brands

Sustainable Brands is home for the global community of business innovators who are shaping the future of commerce world wide. Since 2006, our goal has been to inspire, engage and equip today's business and brand leaders to prosper for the near and long term by leading the way to a sustainably abundant future.


Governance & Accountability Institute, Inc. is a for-profit strategies advisor, provider of consulting services and well-respected research firm serving leaders in organizations in the corporate (private), public and social/institutional sectors. They are experts with long experience in risk management, corporate governance, corporate sustainability and responsibility -- and in the "ESG" strategies and performance factors that increasingly affect corporate reputation and capital markets valuation and perceptions of the enterprise.