Recent Projects

Extension, Croxley Green, Herts

Extension to 1930s house in Croxley Green: new kitchen-diner, terrace and entrance lobby.

Frameless glass bi-fold patio doors fitted to maximise views.



Rickmansworth Waterways Trust

Rickmansworth Waterways Trust is a charitable organisation run by volunteers. They teach local school children about the history of the canal network that runs through Rickmansworth. In 2018 TEC Architecture designed a new education centre for them at Batchworth Lock.

Extension, Chalfont-St-Giles, Bucks

Major extension to existing Arts & Crafts style house in Chalfont-St-Giles, including new en-suite master bedroom and games room.


Extension, Croxley Green, Herts

Kitchen-diner extension to semi-detached house, with new study outbuilding and patio.


Photos by Hemma Mason Photography

New build house, Croxley Green, Herts


New build construction within the grounds of a Grade II listed hall and granary. Four bedrooms, large living room, kitchen-diner, utility, and games room.

Energy saving measures achieved through combination of high insulation, site design and air source heat pump.


Photos by Hemma Mason Photography

Domestic garage conversion, Chorleywood


Existing detached house with integral garage. Garage converted to new kitchen/family area, and existing kitchen converted to utility room.

Domestic refurbishment, Northwood

Edale 01

Existing detached house: ground floor re-organised and refurbished to improve entrance lobby, kitchen, dining and family areas.

Works carried out with planning approval within an Area of Special Character.

New build house, Crockenhill, Kent

Crockenhill front 2a

New build construction, replacing an existing dwelling. Four bedrooms, large living/dining area, kitchen, utility, study and games room. Summer house.

Energy saving measures achieved through combination of high insulation, site design and renewable energy system.

Crockenhill 1     Crockenhill 4

Domestic extension, Watford


Existing detached house extended to rear with new living room. Extensive refurbishment of existing house.

Domestic extension, Croxley Green

2 Oakleigh 01

Existing semi-detached house extended to rear with new living room and cantilevered balcony space.

Contact Us

Phone: +44 (0)7818 412869


Registered office:
2 Oakleigh Drive,
Croxley Green,


"TEC made a significant difference to the quality & design of our extension & their support throughout helped overcome any problems"

Jonathan & Rachel Monk

"You have been brilliant and I would not hesitate to recommend you"

Mr Simon Foot

"Thank you for all your invaluable help. Your insightful advice lead us to a more practical, affordable and attractive solution."

Mrs Laura Upson

"TEC was able to pluck the dreams and desires and design a house that has exceeded all expectations"

Mr Steve Doyle, Managing Director of the AD Construction Group