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Certified conservation wallers · Working nationally

Responsible conservation of Canada's historic dry stone walls and features.

We identify and assess historic dry stone structures and provide custom conservation solutions.

A waller measuring a dismantled section of heritage dry stone wall with a tape, a second waller working behind, and a church steeple in the distance.
Little Dutch Church NHS · Halifax, NSRecording during dismantling · 2023

What we do

01

Consulting, planning and reporting

Technical planning and reporting support for historic dry stone walls and the teams that care for them.

02

On-site conservation and repair

Heritage walls taken down, inventoried and reset on sound footings, with matched stone where repair calls for it.

03

Survey, recording and documentation

Condition assessment and course-by-course records before a single stone is lifted.

The co-operative

Certified wallers, co-owners of one insured business.

Our members are self-employed dry stone wallers and stone masons from regions across the country. The co-operative allows these professionals to combine their skills and experience to complete complex projects in the public sphere.

How the co-operative works
Five members of the co-operative in hard hats and hi-vis, standing along the ironstone slate wall at the Little Dutch Church, the churchyard behind them.
The wall part-built on a wet day, running away up the sidewalk past stacked slate towards the red spire of the Little Dutch Church.

Featured project

The wall survived the Halifax explosion of 1917 and wore a concrete cap for a century afterwards. By 2020 it was collapsing in several places and leaning far enough into the street to close the sidewalk. We recorded it, took it down, and reset it in two phases — working alongside the conservator, the architect, the archaeologist and Parks Canada, and finishing on time and on budget through three hurricanes.

Credentials

Standards and Guidelines
We work to the Standards and Guidelines for the Conservation of Historic Places in Canada when assessing, planning, executing, and reporting. This is essential when working alongside other conservation professionals.
Training
Our members are experienced stone masons and dry stone wallers, trained in the construction and restoration of structures built without the use of mortar. Initial training is gained through Algonquin College’s Heritage Masonry program and instruction through dry stone walling associations in Britain, the USA, and Canada.
National Historic Sites
Provincial, municipal, ecclesiastic and institutional heritage properties.

What our clients say

Read all
Respect was applied to the maintenance of historic details – respect born from DSC’s own careful investigation and understanding of their evolution. As a result, the project rejuvenated the historic site and contributed considerably to its story.
Mike SandersSenior Archaeologist, Partner, Cultural Resource Management Group

Have a wall that needs looking at?

Tell us about your project and we'll get back to you — with what we see, and whether it needs rebuilding, repointing or simply monitoring.