| Abbreviation | Definition |
|---|---|
| HLDC | Ham Lake Development Company |
| HLDC | Housing and Land Development Corporation |
| HLG | Hall Law Group |
| HLG | Happy Little Guillotine |
| HLI | Human Longevity Inc |
| HLKB | Herbert Lewis Kruse Blunck |
| HLL | Hindustan Lever Limited |
| HLL | Lifecare Ltd |
| HLRAA | Houston Law Review Alumni Association, Inc. |
| HLS | Harrington Limousine Service |
| HLS | Healthcare Linen Specialists |
| HLS | Huntingdon Life Sciences |
| HLS | Huntington Locomotive Shop |
| HLSS | Home Loan Servicing Solutions |
| HLVI | Higher Learning Value Incidents |
| HMAC | Hater Magnet Apparel Company |
| HMAC | Home Mortgage Acceptance Corporation |
| HMAC | Home Mortgage Alliance Corporation |
| HMC | Hainan Mazda Corporation |
| HMC | Harvard Management Company |