| Abbreviation | Definition |
|---|---|
| HARB | Historical Architecture Review Board |
| HARC | Historic Architectural Review Commission |
| HARP | Heterogeneous Architecture Research Platform |
| HAS | Home Automation System |
| HBG | Hnedac Bobo Group |
| HC | Historic Churches |
| HC | Historical Colors |
| HC | Hot and Cold |
| HCLA | Herman Coliver Locus Architecture |
| HCLA | Horden Cherry Lee Architects |
| HEDA | Higher Ed Data Architecture |
| HEDA | Higher Education Data Architecture |
| HEED | Home Energy Efficient Design |
| HEPA | High Efficiency Particle Air filter |
| HERS | Home Energy Rating System |
| HET | Home Entertainment Theater |
| HF | High Floor |
| HF | House File |
| HGL | Hydraulic Grade Line |
| HHMA | Heffernan Holland Morgan Architecture |