from Grok:

Backyard Shed Manufacturers – Quick Reference (with material types and approximate 2026 price ranges for popular sizes). Prices are rough estimates (kit or basic installed; vary by options, location, shipping, and promotions). They exclude foundation, permits, or upgrades. Check websites for current quotes.

National/DIY-Focused Brands

Manufacturer Main Focus / Materials 8x10 Price Range 10x12 Price Range Official Website
Backyard Products (Heartland, etc.) Wood, resin, various DIY kits $1,200–$3,000+ (varies by brand) $1,800–$4,000+ backyardproducts.com
Arrow Sheds Metal/steel (galvanized, painted) $600–$1,300 $700–$1,800 shedarrow.com
Lifetime Products Plastic/resin (HDPE, steel-reinforced) $1,400–$1,700 $2,000–$2,800 lifetime.com
Suncast Resin $1,000–$1,800 $1,500–$2,500 Retailers or suncast.com
Keter Resin/plastic (wood-like finishes) $800–$1,600 $1,200–$2,200 keter.com
Rubbermaid Resin $1,000–$1,800 $1,400–$2,400 Major retailers
Tuff Shed Wood (customizable, often installed) $3,000–$6,000+ installed $4,000–$8,000+ installed tuffshed.com
Yardline Premium wood DIY $1,500–$3,000 $2,000–$4,000 yardlinesheds.com

Local/Regional (Massachusetts & New England)

Manufacturer/Builder Materials 8x10 Price Range (installed) 10x12 Price Range (installed) Official Website
Eastern Shed Company Wood (pine, cedar, vinyl siding) $4,000–$6,000+ $5,000–$8,000+ easternshed.com
Parker Sheds Custom wood $4,000–$6,500+ $5,000–$8,500+ parkersheds.com
Pine Harbor Wood Products Wood kits & built $3,500–$6,000+ $4,500–$7,500+ pineharbor.com
Nantucket Sheds Custom wood $3,800–$6,000+ $4,800–$7,800+ nantucketsheds.com