| Harlan Dale Icenhower Construction | Harlan Dale Icenhower | — | (530) 227 2771 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Harmony Painting | Harmony Painting | — | (530) 510 6040 | Windows, patio, painters | Redding · Shasta County | — | — |
| Harper Tile | Harper Tile | — | (530) 646 5189 | Other | Redding · Shasta County | — | — |
| Harris Metal Works INC | Todd Walter Harris | — | (530) 209 5279 | Other | Redding · Shasta County | — | — |
| Harris Painting | Keith Charles Harris | — | (530) 953 7300 | Windows, patio, painters | Shasta Lake · Shasta County | — | — |
| Hart Construction | Jason Edward Hart | — | (530) 410 2969 | Other | Redding · Shasta County | — | — |
| Harvins Engineering | Harvins Engineering | — | (530) 360 2093 | Other | Cottonwood · Shasta County | — | — |
| Hat Creek Construction & Materials INC | Weston Lee Hutchings | — | (530) 335 5501 | Other | Burney · Shasta County | — | — |
| Haynes Electricial | Haynes Electricial | — | (530) 355 7712 | Electricians | Redding · Shasta County | — | — |
| Heirloom Construction | Isaac Michael Archibald | — | (530) 945 8777 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Henderson Construction | Robert Michael Henderson | — | (530) 227 6160 | Windows, patio, painters | Redding · Shasta County | — | — |
| Henthorn Equipment | Henthorn Equipment | — | (530) 356 7286 | Other | Cottonwood · Shasta County | — | — |
| High Caliber Construction INC | John Andrew Scott | — | (530) 941 2777 | GC, remodel, ADU | Redding · Shasta County | — | — |
| High Caliber Drywall | High Caliber Drywall | — | (530) 227 1923 | Other | Redding · Shasta County | — | — |
| High Efficiency Solutions INC DBA Timberline Heating & Air Condit | Whitnee Ryan Chandler | — | (530) 221 2222 | HVAC | Redding · Shasta County | — | — |
| High Performance Concrete Floor Restoration | High Performance Concrete Floor Restoration | — | (530) 941 8942 | Restoration | Anderson · Shasta County | — | — |
| High Performance Drywall INC | David Allen Lasater | ashley@highperformancedrywall.com | (530) 223 1828 | Other | Palo Cedro · Shasta County | — | — |
| High Performance Wall Systems | Sean Andrew Scott | — | (530) 222 8767 | Other | Redding · Shasta County | — | — |
| Highway Specialty Company INC | Gerilee Ferrier Shinn | — | (530) 949 5631 | Other | Palo Cedro · Shasta County | — | — |
| Hilliker Construction | Troy Alexander Hilliker | — | (530) 680 3836 | GC, remodel, ADU | Shasta Lake · Shasta County | — | — |
| Hills Plumbing INC | David George Hill | — | (530) 221 4455 | Other | Redding · Shasta County | — | — |
| Hiner Landscape Construction Partnership | Raphael Page Hiner | — | (530) 355 6025 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Hoagland Flooring | Hoagland Flooring | — | (530) 262 3407 | Other | Redding · Shasta County | — | — |
| Hodges Tile | Hodges Tile | — | (530) 510 7334 | Other | Shasta · Shasta County | — | — |
| Hofer Construction | Le Roy Philip Hofer | — | (530) 472 3357 | GC, remodel, ADU | Bella Vista · Shasta County | — | — |
| Hogan's Handyman & Construction | Ryan Kelsey Hogan | — | (530) 941 5033 | GC, remodel, ADU | Oak Run · Shasta County | — | — |
| Holden Floors | Holden Floors | — | (530) 941 4399 | Other | Shasta Lake · Shasta County | — | — |
| Home Pro Construction | Matthew Michael Leggee | — | (530) 710 4695 | GC, remodel, ADU | Palo Cedro · Shasta County | — | — |
| Homeworx Residential Remodeling LLC | Robert Lee Beaulieu | — | (530) 515 7956 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Hood Construction | Edward John Hood | — | (530) 547 4664 | Electricians | Millville · Shasta County | — | — |
| Horizon Electric INC | Timothy Michael Murphy | — | (530) 241 4567 | Electricians | Redding · Shasta County | — | — |
| Hot Water Plumbing Hero | Hot Water Plumbing Hero | hotwaterplumbinghero@yahoo.com | (530) 315-9320 | Other | Redding · Shasta County | — | — |
| Houchin Construction INC | Joel Aaron Houchin | — | (530) 605 9368 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Hovden Roofing Company | Wayne David Hovden | — | (530) 547 4807 | Other roofers | Palo Cedro · Shasta County | — | — |
| Hovey Painting And Decorating | Robert David Sr Hovey | — | (530) 921 7321 | Windows, patio, painters | Redding · Shasta County | — | — |
| Howard Elliot Getchell DBA Valley Hoe Services | Howard Elliot Jr Getchell | — | (530) 221 6798 | Other | Redding · Shasta County | — | — |
| Howard L Claiborne | Howard L Claiborne | — | (530) 526 5500 | Other | Cottonwood · Shasta County | — | — |
| Howell Homes | Howell Homes | — | (530) 917 5404 | GC, remodel, ADU | Millville · Shasta County | — | — |
| Hoy & Son Construction INC | Carol Ann Hoy | — | (530) 365 3735 | Other | Anderson · Shasta County | — | — |
| Hoyt Buick | Hoyt Buick | — | (530) 246 4636 | Other | Shasta Lake · Shasta County | — | — |