Horizon House is a sustainable office building that achieved multiple business and environmental goals for its tenant. It consolidated multiple office sites into a single, energy efficient building, allowing for improved staff collaboration and culture while reducing environmental impact. The building earned a BREEAM Excellent rating and is estimated to save over £1 million annually for the tenant in operational costs compared to their previous spaces.

1. Horizon House

2. Multiple Business Drivers – Business efficiencies – multiple sites into single site, aggressive utilisation target, operational improvements – Sustainable - BREEAM excellent, energy and water efficient building – Reduced environmental impact – Demonstrate that being green makes business sense – Improved culture, inspired staff, attract talent. – Closer to a vibrant and diverse community – Visible champion for the environment.

3. Professional Team Developer / Owner: Westmark Employer's Agent and Office Agency: King Sturge Tenant Property Consultants Williams Gunter Hardwick Lead contractor: Sir Robert McAlpine Base build Architectural Design: Alec French Architects Mechanical and Electrical Design : Hoare Lea Workplace consultancy, design & fit-out: The Harmsen Group Tenant advisor – building services: Buro Happold BREEAM assessors: Arup

4. Facts and Figures 1 – Horizon House – 6,784m² / 73,022ft² (net internal area) – Fit out cost £670 per m² / £62 per ft² (inc IT, design, café) – 6m 2 per workstation (excluding support space) / 10m 2 inclusive – BEST BREEAM OFFICE for 2010 with 85.06% (all credits independently verified by Arup) – Energy Performance Certification – 37 (B) – 80% utilisation – around 1.7 people per desk - Much recycled content

6. Horizon House Workplace Design

7. Workplace objectives Much better use of space A work environment to support all activities Unified culture A “good news” place to work

8. How was it before? Fragmented Wasteful Unplanned

9. Research. Activity Support Questionnaire Workplace to support people’s needs Occupancy study Patterns and behaviours Workshops What does this information tell us? How do we benefit from working differently?

11. Occupancy Study. Office areas 53% combined occupancy 47% empty Meeting room occupancy 45%

12. Workshops. Territorial behaviours and the notice board culture Disenfranchised facilities management team Defensive booking strategies – just in case “ Change is good – for others” Food and drink integral to interaction

13. Way forward. “ We own” becomes “we use” Non-territorial working for many Move towards un-bookable meeting spaces “ Change is good – for all of us” Excellent break-out and informal spaces throughout

14. Using the space properly.

15. Look and feel. Open Inclusive Natural Connected Sustainable Locally sourced

16. Does it work?

17. Horizon House Sustainable Mechanical and Electrical Solutions

24. Reduced CO 2 emissions The combined effect of the passive and active designs produce an improvement of 35% over the 2006 building regulations. BCO Bench mark less than 40 (B) EPC rating 37 (B) 717 MWh/yr £73,000/yr 255 tons of CO2 New build bench mark 79 (D) Existing stock 146 (F) Predicted annual energy saving over EA existing buildings is £144,000 and 661 tonnes of CO2

25. Horizon House Summing Up

26. Has property changed the business? – Business efficiencies – multiple sites into single site, aggressive utilisation target – Reduced environmental impact – BREEAM excellent, energy and water efficient building – Demonstrate that being green makes business sense – Improved culture, inspired staff, attract talent. – Visible champion for the environment.

27. Has property changed the business? – Expected £1m pa excluding energy savings – 74% of staff used to commute by car, staff travel plans suggest only 14% continue to use car. 2500 commuter miles per day – Best BREEAM Office for 2010, reduction in water consumption, B rated building – Energy savings of B rated building over C rating for 20 year lease = £820,000 Saving From F rated old stock = £2,860,000 (current cost) – Improved culture, inspired staff, attract talent. TBC – Visible champion for the environment - TICK

28. Lessons learned so far. – Businesses looking for property want more than £x per sqf. – An energy efficient, sustainable building will be more attractive to end tenants. BREEAM and Renewable Energy is no longer a nice to have. – Choices to make – what is sustainable? Performance based contract. – BREEAM can throw up interesting choices. – Consider fit out procurement when procuring base build. – High utilisation and space efficiency can be delivered through reflecting on how your people work. Ensure the right support services are in place.

29. Questions