If you’re looking to transform your unfinished basement into a functional, legal, and stylish living space, Onyx Basements stands out as one of the top basement development companies in Calgary. Specializing in basement suites, the team focuses on quality craftsmanship, code‑compliant layouts, and a smooth, stress‑free renovation process from concept to completion.
Why Onyx Basements is a top choice
Onyx Basements is known for turning under‑used basements into income‑generating rental suites or comfortable family spaces that add real value to Calgary homes. Their services cover everything from layout planning and framing to plumbing, electrical, drywall, flooring, and full finishing, so homeowners rarely need to coordinate multiple contractors.
Key strengths include:
- Legal, code‑compliant basement suites with proper egress, insulation, and ventilation.
- Full‑service project management, including permit applications and city approvals.
- Custom design and 3D‑style planning to match each client’s lifestyle and budget
What their basement suite service includes
Onyx Basements’ Calgary basement‑suite offering is designed to maximize space and usability while meeting local regulations. Typical projects range from studio suites to 1–2 bedroom layouts, with options for:
- Kitchenettes or full kitchens with modern cabinetry and countertops.
- Fully finished bathrooms with proper waterproofing and ventilation.
- High‑quality flooring, trim, lighting, and paint for a polished, rental‑ready look.
The company also emphasizes clear communication and transparency, starting with a free consultation, on‑site assessment, and detailed proposal that outlines layout, materials, and pricing.
How Onyx Basements makes the process easy
For busy Calgary homeowners, Onyx Basements streamlines the renovation journey:
- Initial contact and consultation – Clients can request a free estimate online or by phone, then schedule an in‑home visit to discuss ideas and constraints.
- Design and planning – The team presents layout options and material choices, ensuring the suite aligns with both vision and budget.
- Construction and finishing – Work is carried out by an in‑house crew with attention to detail and cleanup, minimizing disruption to daily life.
Many clients highlight timely execution, honest communication, and strong finishing work, particularly in painting and trim, which elevates the overall look of the basement suite.
Is Onyx Basements right for your project?
Onyx Basements is especially well‑suited for:
- Homeowners seeking a legal, rent‑ready basement suite to boost cash flow.
- Families wanting an extra bedroom, guest suite, or in‑law suite without expanding the home’s footprint.
If you’re in Calgary and looking for a reliable, full‑service basement development companp that handles permits, design, and finishing under one roof, Onyx Basements is a strong contender to consider.







