BlueTech Water Almanac 2015 BlueTech Research are delighted to share our thoughts on the year ahead! Listen to the thoughts of CEO, Paul O'Callaghan in the BlueTech Water Almanac 2015.

Water Technology Market Experts

O2 Environmental is the boutique management consultancy for the water.

O2 Environmental provides water technology market expertise to support strategic business decisions.

We provide

1. Technology and Commercial Due Diligence

2. Merger and Acquisition Pipeline Development

3. Strategy and Ideation Workshops

We work with:

  • Water technology companies –  looking for strategic acquisition and growth opportunities in the water sector.
  • New Entrants – companies looking to enter or expand their presence in water.
  • Strategic Investors – Venture capital and private equity investors looking to invest in the water space.
  • Large water companies looking for strategic acquisition and growth opportunities in the water sector.

We provide strategic consulting, ideation and innovation workshops, M&A strategy and pipeline development, technology and commercial due diligence, market entry strategy.

We are the leading authority on water technology innovation, and are the founders of the BlueTech Research Intelligence Service.

We have carried out technology and commercial due diligence on projects worth cumulatively over $1.5Bn over the past five years and support many of the worlds leading water technology companies and investors.

For examples of reference projects and clients  click here: Reference Clients and Recent Projects

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Our Services

Market Analysis

O2 Environmental has completed Market Analysis studies for many of the worlds leading water technology firms and investors. We establish the value of target markets, identify key players [ ... ] More »

Technology Assessment

The O2 Environmental Technology Assessment Group (TAG) is an unrivalled resource for the assessment of water technologies. The TAG comprises a group of leading international experts specializing in the technical and market analysis [ ... ] More »

Business Development

O2 Environmental has an extensive database and network of contacts within the water & environmental industry in North America and Europe and we can use this network to help you identify prospects. [ ... ] More »

More About Services

O2 Environmental has worked with many of the world's leading water technology companies and investors.

Read more »


  • "Paul is one of the industry's leading lights on new and emerging water and wastewater technologies. This is a subject of great interest to us as part of the development of Severn Trent Services'go-forward technology strategy. In addition to his focus on technologies, Paul also holds great knowledge of geographic markets and developments, providing additional value. Relatively calm and modest in his approach, Paul is insightful, highly personable, very well networked and delivers great value."

  • "O2 Environmental worked with Codexis to identify new areas of opportunity for its technology platform in the water sector. The breadth of expertise of the Technology Assessment Group meant they were able to identify a broad range of opportunities. We were impressed with the way in which O2 Environmental engaged with and worked with our team as a collaborative exercise and with the practical approach and the level of detail of the information provided."

  • "As one of the judges for The Artemis Project Top 50, Paul distinguished himself as a technologist with an understanding of the business impact of technology. Paul demonstrated a fine sense for the areas in which to focus in a short but diligent technical review of companies. His comments were precise. It was a pleasure to work with him."
  • "CITIC requested professional insights and intelligence in Chinese water treatment and membrane market, and retained O2 Environmental to provide technology due diligence service on a target company.  It was a great pleasure working with O2 Environmental and we were impressed with the professionalism and expertise of the O2 Environmental team as well as the quality of the services."

  • "The BlueTech Research intelligence service and resources has provided valuable intelligence and knowledge to inform the development of the Hitachi water strategy.  The team is very knowledgeable and responsive and we have enjoyed a good working collaboration."

  • "Our engagement with BlueTech and O2 Environmental has been invaluable for strategy development, stakeholder mapping and technology assessment.  They have saved us valuable time in helping us to understand the global water landscape more quickly and efficiently than doing it alone."