| 33631 | United States | Henderson Electric Company | Brookland, AR 72417 | +1 901 3597680 | hendersonelectriccompany.com | | |
| 33632 | United States | Henkels & McCoy, Inc. | 985 Jolly Road, Blue Bell, PA 19422 | +1 215 2837600 | www.henkels.com | | |
| 33633 | United States | Henneman Engineering, Inc. | 605 South State Street Champaign, Illinois 61820-7240 | +1 217 3591531 | www.henneman.com | | |
| 33634 | United States | Henriquez Electric Corp. | 4101 W. Linebaugh Ave., Tampa, FL 33624 | +1 813 8771104 | www.henriquezelectric.com | | |
| 33635 | United States | Henry Mechanical | 7656 Bell Road Windsor, CA 95492 | +1 800 6851787 | https://www.henrymechanical.com | | |
| 33636 | United States | Henry Myers Plumbing & Heating, Inc. | 440A 13th Street, Brooklyn, New York 11215 | +1 718 8361324 | henrymyersplumbing.com | | |
| 33637 | United States | Here Comes The Sun - Solar Energy Inc. | Delray, Boca Raton | +1 561 3689714 | www.herecomesthesunsolarenergyserviceandre... | | |
| 33638 | United States | Heritage Sustainable Energy, LLC | 121 East Front Street, Suite 200, Traverse City, MI 49684 | +1 231 9353659 | heritagewindenergy.com | | |
| 33639 | United States | Herness Electric, Inc. | San Diego, California | +1 619 3842578 | www.hernesselectric.com | | |
| 33640 | United States | Hertz Electric LLC | 3752 Marquis Dr, Garland, TX 75089 | +1 903 8415779 | hertzelec.com | | |
| 33641 | United States | Hays Energy Services | 5939 Albert Dr., Humble, TX 77396 | +1 281 9166010 | https://www.hays.energy | | |
| 33642 | United States | HES Solar | 5980, Fairmount Ave., Suite 105, San Diego, CA, 92120 | +1 619 3500032 | www.hessolar.com | | |
| 33643 | United States | Heyermann Green Energy, Inc. | Lincoln, CA | +1 916 5805152 | https://heyermanngreenenergyinc.com | | |
| 33644 | United States | HomeGrown Organics Sustainable Landscaping | 2401 E. Spring St., Seattle, WA, 98122 | +1 206 4988785 | https://hg-organics.com | | |
| 33645 | United States | Healthy Homes Energy | 189 Squire Rd., Suite 262 Revere, MA 02151 | +1 978 4946104 | https://www.healthyhomesenergy.com | | |
| 33646 | United States | Hi-Def Electrical, Inc. | 4470 Yankee Hill Road, Suite 120, Rocklin, CA 95677 | +1 916 2511234 | hidefle.com | Hanwha Q CELLS GmbH | Fronius International GmbH, SolarEdge Technologies, Ltd., Schneider Electric SA |
| 33647 | United States | Hi-Power Solar, LLC | 98-723, Kuahao Place, Pearl City, HI, 96782 | +1 808 8880027 | https://www.hipowersolar.com | REC Group, Hanwha Q CELLS GmbH, SunPower Corp., Panasonic Corporation (Sanyo), Hyundai Energy Solutions, LG Electronics, Inc. | OutBack Power, Enphase Energy, Inc., SolarEdge Technologies, Ltd. |
| 33648 | United States | HI-Tech Roofing & Sheet Metal, Inc. | 2266, 4th Ave. N, Lake Worth, FL, 33461 | +1 561 5863110 | hi-techroofing.com | | |
| 33649 | United States | Hickerson Brothers Electric Service | 4129 Catlett Rd., Catlett, VA 20119 | +1 703 5943913 | https://hickersonbrothers.com | | |
| 33650 | United States | Harris International Group | | | https://www.harrisinternationalgroup.com | | |
| 33651 | United States | Higgins Energy Alternatives, Inc. | 140 Worcester Road, Barre, MA 01005 | +1 978 3556343 | www.higginsenergy.com | | |
| 33652 | United States | High Country Energy Solutions, Inc. | PO Box 103, NC 28679 | +1 828 7739762 | highcountryenergysolutions.com | | |
| 33653 | United States | High Definition Solar | 1190 Burnett Avenue Suite F., Concord, CA 94520 | +1 888 2031855 | www.highdefinitionsolar.com | | |
| 33654 | United States | High Desert Electric Inc. | P.O. 6824 Gardnerville, NV 89460 | +1 775 2209275 | highdesertelectric.com | | |
| 33655 | United States | High End Power | W Doran St, Glendale, California, 91203 | +1 818 3346031 | https://www.highendpower.com | | |
| 33656 | United States | High Light Electric, Inc. | 6942 Ed Perkic St., Suite A, Riverside, CA 92504 | +1 951 3529646 | hleincusa.com | | |
| 33657 | United States | High Noon Solar | 569 S. Westgate Dr. #4, Grand Junction, CO 81505 | +1 970 2410209 | highnoonsolar.com | | |
| 33658 | United States | High Peaks Solar, LLC | 180 Main Avenue, Wynantskill, NY 12198 | +1 518 2383931 | highpeakssolar.com | | Trina Solar Limited, Sharp Energy Solutions Europe, Suniva Inc., Win Win Precision Technology Co., Ltd. |
| 33659 | United States | High Tech Electric, Inc | 3348 Swetzer Ct, Loomis, CA 95650 | +1 916 6634670 | hightechelectric.us | | |
| 33660 | United States | High Watt Solar | 11304 Chandler Blvd #592 N. Hollywood, CA 91601 | +1 323 6272896 | www.highwattsolar.com | Xantrex Technology Inc, AIMS Power, Inc | |