The bright sparks behind better energy management.

Gary Bark

Managing Director

Smart and Green Building Industry pioneer, with a global profile. Founder of Optimised Buildings and Optimised Spaces. Merged with Octego (now Optimised Energy) and formed the Optimised Group. Now 80+ employees with £8m turnover. Doubled turnover for the past 4 years with double digit Net profits and a unique position in the market. A passion for identifying value, ROI and compelling business outcomes to clients. Now leading the strategic direction of the business, with a focus on sales, marketing and innovation and hiring the best people in the industry to deliver our growth strategy. A seasoned sales professional, with drive and passion for business start-ups and leadership into new markets. High level relationships with Channel Partners and industry professionals globally. 

John Waters

Operations Director

Automation / Controls professional in both manufacturing and buildings. Deep application knowledge of HVAC from a design, implementation and operation. More than 10 years experience with Trend BMS and provided significant feedback to Trend over the years to enhance the product while managing the Pfizer site in Kent as Principle Controls engineer. Experienced in troubleshooting, project management, design and energy management within the buildings environment. More than 8 years experience in validation of control systems in the Pharmaceutical environment.

Richard Slater

Account Director

25+ years experience in HVAC and BeMS sector. Experienced Sales, Business Development, and Account Management with a demonstrated history of working in the Environmental services industry, especially in the Retail sector developing long standing client relationships. Skilled in Negotiation, HVAC, Customer Relationship Management (CRM) and Sales Management, focusing on Energy and carbon savings, identifying further possible energy saving opportunities with his extensive knowledge of BeMS and HVAC applications.

Peter Chappell


Vastly experienced with a proven ability to think strategically, help drive business growth and profitability and deliver on key business objectives. Specialist in BeMS and HVAC with a broad technical knowledge garnered from working with the Pharmaceutical / R&D, Healthcare, Industrial, Food Production, Commercial and Education industry sectors. 

Equally at home driving sales or managing key accounts as he is engineering or managing projects / operations. I have been involved with some of the larges, ground breaking and technically challenging projects in the UK over the last 25 years.

Tony Buck

Project Director

Tony has a proven track record of leading and delivering complex, cross-functional projects within the private sector. Experienced operations and project manager, he has worked with large corporations across London. A people person he’s best known for his meticulous and process driven approach, where he’s able to build a long-term relationship. Tony has a strong background in sustainability consulting and financial services. Responsible for overseeing operations at Optimised Buildings, he works closely with the wider management team to implement organisational structure, to drive business growth and success. Ensuring that Optimised Buildings continues to deliver a quality service to its customers.

Julian Thorpe

Bureau Director

A Qualified Electrical & Mechanical engineer with over 20 years’ experience with the last 17 years in the Building Management Systems (BMS) industry. Passionate about making buildings & processes smarter in the most energy efficient way supplying the best quality of service. The key to continued energy efficient performance is to measure and verify the success of the control measure. An expert in designing, installing & maintaining BMS systems and using this knowledge & experience to identify and facilitate energy conservation measures (ECM’s).  8 years as a Certified Measurement & Verification Professional (CMVP) using IPMVP principles.