Top 10 Flat Roofing in Sioux Falls, SD
The best flat roof contractors in Sioux Falls, SD for 2026 include Premier Systems Roofing (4.9), Top Notch Roofing (5), Wegner Roofing & Solar (4.9). All install and repair TPO, EPDM, modified bitumen, and built-up flat roofing systems.
Premier Systems Roofing
Roofing in Sioux Falls
Top Notch Roofing
Paramount Exteriors
Prime Roof Repair LLC
Wegner Roofing & Solar
Clark Roofing & Construction
Woods Roofing, Inc.
Radiant Roofing & Siding
T2 Roofing
How We Ranked These Sioux Falls Pros
Our rankings are based on a weighted evaluation of five key factors:
- Licensing & Insurance — All listed businesses hold active state licenses verified through official databases.
- Customer Reviews — We aggregate ratings from Google, Yelp, and the BBB, weighting recency and review volume.
- Response Time — Companies offering same-day or 24/7 emergency service score higher.
- Pricing Transparency — Businesses who offer flat-rate pricing or free estimates rank above those with opaque billing.
- Experience & Longevity — Years serving the Sioux Falls market and breadth of services factor into overall reliability.
Rankings are reviewed quarterly. Have a correction? Contact us.
Frequently Asked Questions
How much does flat roofing cost in Sioux Falls?
Flat roofing in Sioux Falls costs $4-$10 per square foot installed. TPO: $5-$8/sq ft. EPDM: $4-$8/sq ft. Modified bitumen: $4-$7/sq ft. Built-up (BUR): $5-$9/sq ft. PVC: $6-$10/sq ft.
What is the best flat roof material?
TPO is the most popular — good balance of price, durability, and energy efficiency (white reflective surface). EPDM is proven and affordable. PVC is premium. Modified bitumen is great for DIY-friendly repairs. Choice depends on budget and climate.
How long does a flat roof last?
TPO: 20-30 years. EPDM: 25-30 years. PVC: 25-35 years. Modified bitumen: 15-20 years. Built-up: 20-30 years. Proper drainage and regular maintenance are critical — ponding water is the #1 killer of flat roofs.