Commercial Roofing

Install multi-ply asphalt and felt or modified bitumen built-up roof system.

Small

$2–$4 per sq ft

Mid (LA base)

$4–$6 per sq ft

Large

$6–$9 per sq ft

Inspect roof membrane, flashings, penetrations, drains, and parapet for defects and remaining life.

Small

$350–$2,100 per visit

Mid (LA base)

$500–$3,000 per visit

Large

$675–$4,050 per visit

Repair leaks, membrane blisters, failed flashings, damaged penetrations, and ponding water areas.

Small

$210–$295 per visit

Mid (LA base)

$300–$420 per visit

Large

$420–$590 per visit

Install EPDM rubber roofing membrane on flat commercial roof with tapered insulation.

Small

$2–$3 per sq ft

Mid (LA base)

$3–$5 per sq ft

Large

$5–$8 per sq ft

Install standing seam or exposed fastener metal panel roofing system on sloped commercial roof.

Small

$5–$7 per sq ft

Mid (LA base)

$8–$12 per sq ft

Large

$12–$19 per sq ft

Install or replace internal roof drains, overflow scuppers, and downspout connections.

Small

$300–$465 per job

Mid (LA base)

$500–$775 per job

Large

$775–$1,200 per job

Install polyisocyanurate or EPS rigid insulation board over roof deck to meet energy code R-value.

Small

$1–$1 per sq ft

Mid (LA base)

$1–$2 per sq ft

Large

$2–$3 per sq ft

Install thermoplastic single-ply membrane roofing system on flat or low-slope commercial roof.

Small

$2–$4 per sq ft

Mid (LA base)

$4–$6 per sq ft

Large

$6–$9 per sq ft