Design-Build &
HVAC System Modernization

Review

4.6
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For all your building’s mechanical systems

Modernize your mechanical systems

BAULNE offers expert design-build and building mechanical services for the complete modernization of your commercial and industrial HVAC (heating, ventilation, and air conditioning) systems.

  • Turnkey design-build (design & construction)
  • Modernization of energy-intensive HVAC systems
  • Replacement of chillers and boilers
  • Building optimization and energy efficiency
  • Building automation and smart controls

Energy modernization

BAULNE handles the replacement of outdated and energy-intensive equipment to improve the overall performance and reliability of your mechanical systems.

Intelligence and automation

Easily program and automate your systems through centralized building automation solutions, giving you full control over your facility.

Value and long-term performance

Integrate high-efficiency equipment to increase the value of your real estate assets and ensure compliance with future standards.

Is your equipment outdated?

With its team of engineers and technicians offering diverse expertise in building automation and HVAC maintenance, BAULNE delivers tailored solutions based on your industry and operational needs. Whether your facilities are industrial, commercial, institutional, offices, multi-residential, or data centers, BAULNE can install all types of building mechanical equipment:

  • Filtration systems
  • Rooftop air conditioning units
  • Make-up air units
  • Fans
  • Condensing units
  • Mechanical room upgrades in compliance with CSA B-52 standards
  • Financing options

Frequently Asked Questions About Design-Build for Buildings

Design-build (integrated design and construction) is an approach where a single partner is responsible for the design, engineering, and execution of an HVAC project.

In Québec, within a context shaped by:

  • Skilled labor shortages
  • Increased energy performance requirements (Bill 41, ESG, decarbonization)
  • Constant pressure on project timelines
  • Evolving building management practices

Design-build offers one key advantage: peace of mind.

“Design-build is first and foremost about that: if a client wants peace of mind, they need a single point of responsibility from start to finish.” — Dzmitry

A single point of responsibility. A fixed price. A clear schedule. Reduced risk for the client.

For plant managers and building operators, this means:

  • Fewer surprises
  • Fewer stakeholders to manage
  • Better control over operating costs

A well-structured project follows a clear, integrated process.

“The key is to fully understand the client’s needs before even talking about equipment.” — Dzmitry

  1. Needs analysis and technical assessment
  • Detailed understanding of objectives
  • Evaluation of existing systems
  • Identification of regulatory constraints
  1. Definition of operational requirements
  • Airflow (CFM/hour)
  • Humidity level
  • Target temperature
  • Specific pressure requirements
  • Sustainability and decarbonization criteria
  1. Preliminary design
  • Development of tailored solutions
  • Validation of operational requirements
  1. Preliminary budget and timeline
  • Realistic cost estimation from the start
  • Clear financial parameters
  • Alignment of expectations

“We present the numbers early in the process. The client knows where they stand financially before committing.” — Dzmitry

  1. Solution presentation
  • Options comparison 
  • Grant estimation 
  • ROI, NPV (Net Present Value) and lifecycle cost analysis
  • Comprehensive analysis to support informed decision-making 
  1. Implementation and coordination
  • Dedicated project manager
  • Coordination of subcontractors 
  • Ongoing involvement from technical team 
  • Close monitoring of costs and timelines

“Strong integrated management reduces delays and eliminates duplicate coordination. That’s where the client truly saves.” — Dzmitry

“In modernization, every building has its own history—it requires a more strategic approach. In expansion, you’re starting fresh, so it’s often simpler.” — Dzmitry

Expansion

  • Easier to plan
  • High-performance systems integrated from the start
  • Better cost control

Modernization

  • More complex (existing constraints)
  • Selective and strategic approach
  • Customized solutions

In both cases, design-build remains:

  • More cost-effective in coordination (typically 3–7% savings)
  • Faster to execute
  • Lower risk due to fixed pricing

Maintenance is considered from the design phase.

“If maintenance isn’t considered from the start, you end up paying for it over the next 20 years.” — Dzmitry

A smart design includes:

  • Equipment accessibility
  • Reliable technology selection
  • Proper space planning for future interventions
  • Post-project maintenance strategy

Real-world example:

“We’ve seen projects where a wall had to be demolished to replace equipment—costs tripled. In design-build, we prevent that.” — Dzmitry

Results:

  • Optimized design
  • Simplified maintenance
  • Fewer breakdowns
  • Increased reliability

Yes — with proper planning.

“The project manager must understand plant operations. Otherwise, disruptions are created.” — Dzmitry

From the start:

  • Analysis of operational constraints 
  • Layout plan co-developed with management
  • Scheduled interventions (evenings, weekends if needed)

“Sometimes we work outside regular hours to avoid production shutdowns. Everything is planned in advance.” — Dzmitry

Effective coordination enables:

  • Minimal disruptions
  • Smooth transition
  • Adherence to production timelines

Measurable savings:

  • 10–30% reduction in project timelines
  • 3–7% savings in coordination costs
  • Fewer unexpected budget issues
  • Better adherence to initial pricing
  • Reduced production downtime

“Fixed pricing brings financial stability. Clients know exactly what to expect.” — Dzmitry

Additional benefits include:

  • Energy grants and incentives 
  • Reduced operating costs
  • Integrated energy optimization

“A local company is familiar with regulations, incentive programs, relies on local labor, and can respond quickly to unexpected situations.” — Dzmitry

A local firm understands:

  • Provincial regulations
  • Available financial incentives
  • Local workforce 
  • Québec’s climate realities
  • Regional subcontractor networks

Benefits:

  • Faster response time
  • Long-term service support
  • Optimized costs (reduced travel expenses)
  • Stronger collaboration

“Design-build is not just a contract—it’s a long-term relationship.” — Dzmitry

A strategic partner should offer:

  • A deep understanding of the building 
  • Experience with similar projects
  • A multidisciplinary team readily available 
  • Clear alignment with operational objectives
  • A maintenance-focused approach integrated from the design phase

Design-build then becomes a true strategy for risk management and long-term performance.

TECHNOLOGY

Constant, reliable monitoring with our eService and Alerton systems.

ENERGY EFFICIENCY

Reduced costs for your HVAC equipment through subsidies and effective strategies.

SUPPORT

Robust processes and an experienced team to support you at every stage.

Why Baulne?

We are the only independent Québec company specializing in the management of small to very large equipment (up to 2,000 tonnes), of all brands.

A SINGLE POINT OF CONTACT FOR ALL BRANDS IN BUILDING MECHANICS

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