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Sustainability Consulting for Existing Buildings and Portfolios

Energy audits, engineering, energy retrofits, funding support, and capital planning to move projects forward.

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Since 2014, SPG has helped organizations across Canada take building performance from target to verified outcome.

Our approach is the Building Improvement Cycle — a connected process where every stage feeds the next. Audits become capital plans. Capital plans become engineering designs. Designs become completed retrofits. Results get verified, and those findings shape the next round of decisions.

At every stage, what SPG delivers is a decision input — the right data, the right analysis, and the right support to keep your projects funded, approved, and moving.

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See the Cycle

Trusted by leading companies & communities throughout Canada

Third.Space
Concert Properties
Onward Homes
Otipemisiwak Metis Government
Northview Apartment REIT
Primaris REIT
QuadReal Property Group
All Island REIT
Colliers Properties
Aseniwuche Winewak Nation
Crestpoint Real Estate Investments
Epic Investment Services
Bell Canada
BGIS
JLL
Parkland
Telus
First Service Residential
3,500+
Audits Completed
4,000+
Buildings Impacted
5.6M+ tonnes
GHG Emissions Tracked
$300M+
Funding Applications for Clients
SPG Services

Practical support across every stage of building improvement projects

From early assessments to long-term planning and funding strategy, SPG helps turn building data into actionable plans.

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Who we work with

  • Commercial Office & Retail

  • Industrial

  • Multi-Unit Residential

  • Municipalities

  • Indigenous Communities

If you’re responsible for buildings that need capital, outcomes that need to stick, and decisions that need to hold up, SPG is built for that.

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The Practical First Step

Existing building commissioning (EBCx) is often the fastest, lowest-friction way to reduce waste, prove savings, and build a roadmap for deeper retrofit work.

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Plan building upgrades with JOBI

JOBI — the decision system for your buildings

Our software helps you organize building data, compare opportunities, and prioritize projects across portfolios.

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We get it done because we care.

That means practical scopes, straight answers, and work that keeps moving.

Actionable Sustainability. Every building. Every decision.

Book a consult and we’ll come to the conversation with a question about your portfolio — not a pitch deck.

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Insights on incentives, building retrofits and planning