One World Home Advisors
Our
Services
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HEATING & COOLING EQUIPMENT SIZING AND SELECTION
Need a heat loss calculation for securing your permit or replacing your furnace or A/C unit with a heat pump? We've completed over 500 Manual J procedures for homes all across the country.
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GO ALL-ELECTRIC
If you're considering getting an electric vehicle or PHEV, be sure to lean on us to provide a path forward for your low-carbon lifestyle from EV chargers, energy monitoring and whole-home electrification strategies.
IRA TAX CREDIT ELIGIBLE!
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ENGINEERING DESIGN ASSISTANCE (MEPFP)
From conceptual design to full mechanical engineering permit drawing, our team is experienced in generating MEP sheets from AutoCAD and Revit, or just marking up plans from a builder or architect to meet project goals.
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RADIANT HEAT & GEOTHERMAL DESIGN
Take advantage of the ultra-high performance and comfort of radiant heat systems as well as the tax advantages of geothermal or ground-source heat pump (GHSP) systems.
IRA TAX CREDIT ELIGIBLE!
just a few of
OUR PROJECTS
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![project: 999 LSD]()
999 Lake Shore Drive
Air-Source Minisplit Heat Pump System
Architect: Vladimir Radutny Architects
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![Architect: Collective Office P.C.]()
Soldier Field House - Interior Reno AIA Chicago 2023 Merit Award
Architect: Collective Office P.C.
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![Architect: Vladimir Radutny Architects]()
Lincoln Park Split-Level Condos
Air Source Heat Pumps, All-Electric
Scope:
Architect: Vladimir Radutny Architects
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![project: Edison Park All-Electric Zoetic Home]()
PassiveHaus-Inspired Zoetic Home (All-Electric) Edison Park, Chicago
Steel Insulated Panels, Air Source Heat Pumps, Tesla Solar Roof
Scope: All-Electric New Construction Home on in-fill lot in the well connected neighborhood of Edison Park on the Far Northwest Side of Chicago
Architect: 2 Point Perspective
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![project: Boolo House]()
Happy Boolo House
Existing building, Air Source Heat Pumps & Solar Arrays
Scope: Sustainable Suburban House Renovation - LEED Platinum Certification
Architect: Wexler/Kollman
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Pretty Good New Construction
Pretty Good House with Dual-Fuel HVAC System
Client: Meadowbrook Homes, LLC
Ready to build YOUR Vision? Renovate your Home for the future?
It begins with a site visit and a whole-home blower-door infiltration test. Maybe you want to replace an aging furnace, air conditioner, or water heater. Maybe you want to add solar, prepare for an EV in the garage or even go all-electric. Or maybe you just want a healthier, more comfortable home for you and your family. Its your project and for you to decide. We’ll help you get there.
One World Home Advisors help you customize your home for a healthier you and a healthier environment through sustainable technology application. With more than 400 projects complete, our team will assist you with YOUR project and YOUR goals.
Healthy Homes for People & Planet.
OUR
TEAM
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BRIAN RAYSKI
HVAC / Solar Designer
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KRISTOFER NOWAK
Project Manager / Consultant
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DAVID MORRIS
Plumbing Designer / BIM Manager
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JONATHAN HALLORAN
Geothermal System Designer
What Our Clients Say