United Kingdom Accreditation Service, certifying your timber frame project is manufactured and erected to reliable and quality ISO 9001:2000 procedures SGS - Society General de Surveillance ensures that quality systems and procedures are used in the design, manufacture and erection of your engineered timberframe structure is of the highest standard FSC - Forest Stewardship Council - FSC Timber Frame certification. Benfield ATT hold Chain of Custody certification for the Design, Sales, Manufacture & Distribution of Engineered Timber Structures – FSC endorsed by Greenpeace, Friends of the Earth and WWF and EcoHomes Investors in People, Benfield ATT are one of a few timber frame companies to hold an award for the training and ongoing development of their people and service   Examples of timber frame homes

Home & Garden - Various Applications

The Beamlock System was created in Switzerland as a result of 25 years research and development by a prominent expert in the field of design technology...

New! Dedicated Beamlock website – The Beamlock Building Company.Please click the logo to be directed to our new website.

The Beamlock Building Compnay

Great care has been taken to retain the appearance and craftsmanship associated with traditional mortise and tenon construction and as a result an improved level of quality and value for money has been achieved. We hope that this investment into design will give you a pleasant result, both in terms of authenticity, ease of assembly and value.


The system is ultimately flexible and we can use it to create most simple one-storey buildings. Examples are below.

beamlock design examples
Beamlock high specification summerhouse or conservatory
Speedy car ports and timber garages
large modular car parking and stables


1. Car Port / Garage

2. Gazebo

3. Trellis Gazebo

4. Home Office / Extensions

5. Porch

6. Lean-to

7. Decking

8. Conservatory

9. Multi-Use Marquee

10. Summer Dining Area

11. Annex Homes

12. Large Parking Area and Stable Block


Please talk to us if you wish to create a larger or more complex modular-framed building, as Benfield ATT can create bespoke timber frame structures using the Benfield ATT Flexi-Frame system, which is suitable for at least two storeys.


Chartered Building Consultancy - timber frame, OSM (off-site manufacture) and engineered timber structure advisors. Timber Research and Development Association – our work with TRADA ensures high quality, eco-friendly engineered Timber Frame build projects. The Green Register of Construction Professionals - Benfield ATT's membership demonstrates our passion for environmentally sustainable timber frame self-builds, new homes, schools and social housing for local housing authorities AECB - Association of Environment Conscious Building – our FSC certified timber frame is endorsed by The Ecology Building Society Impact Upon Society Big Tick Award from Business in the Community – BITC – award-winning timber frame company within the Timber-frame industry TRA - Trussed Rafter Association – our membership assures Timberframe Trusses, Trussed Rafters, roofs and complex and innovative roofscapes are quality HBF - the only developer partnering timber frame company to be members of the House Builders Federation. Wales Quality Centre – members and committee members, we ensure the highest quality, especially when coupled with ISO 9001, FSC certification and Q-Mark Plus standards RICS - Royal Institute of Chartered Surveyors, assures our customers of our professionalism in wood and timber frame building and developing and surveying
Benfield ATT FSC-Certified Engineered Timber Structures do not cost the Earth.
Chain of Custody TT-COC-1928. FSC Trademark (C) 1996 Forestry Stewardship Council