| Ansa Mc Al Trading Limited | |
| Associated Brands Guyana Inc | |
| Banks DIH Limited | |
| Bakewell | |
| Bank of Nova Scotia - Scotiabank, Guyana | |
| Baracara Quarries Inc | |
| Barama Company Limited | |
| BOSAI Minerals Group (Guyana) Inc. | |
| Brass Aluminium and Cast-Iron Foundry Ltd. (BACIF) | |
| Caribbean Container Incorporation (CCI) | |
| Cheddi Jagan International Airport Corporation (CJIA) | |
| Correira Group of Companies | |
| Credit Info Guyana | |
| Dalip Trading Ltd. | |
| Demerara Bank Limited | |
| Demerara Distillers Limited. (DDL) | |
| Demerara Harbour Bridge Corporation | |
| Demerara Mutual Life Group of Companies | |
| Demerara Tobacco Company Limited | |
| Edward B. Beharry Group of Companies | |
| Emerge BPO Service Inc. | |
| Ener Mech Guyana Inc | |
| Environmental Protection Agency (EPA) | |
| Gafsons Industries Limited | |
| Georgetown Public Hospital Corporation (GPHC) | |
| Grace Kennedy Remittance Services | |
| Grand Coastal Hotel | |
| Guyana Bank for Trade & Industry (GBTI) | |
| Guyana Beverage Inc. | |
| Guyana Power & Light Company (GPL) | |
| Guyana Revenue Authority (GRA) | |
| Guyana Rice Development Board | |
| Guyana Shore Base Inc. | |
| Guyana Sugar Corporation (GUYSUCO) | |
| Guyana and Trinidad Mutual Fire Insurance Company Ltd | |
| Guyana Oil Company (GUYOIL) | |
| Guyana Water Incorporation (GWI) | |
| Hand-in-Hand Trust Corporation | |
| Institute of Private Enterprise Development (IPED) | |
| John Fernandes Limited | |
| Kanhai’s Guyana Electrical Agency | |
| Laparkan Holdings Limited | |
| Metro Office and Computer Supplies | |
| Massy Group of Companies | |
| Maurice Solomon and Company | |
| Modern Optical Services | |
| National Agricultural Research & Extension (NARI) | |
| National Communication Network (NCN) | |
| National Hardware (Guyana) Limited | |
| National Insurance Scheme (NIS) | |
| National Milling Company (Guyana) Inc. (NAMILCO) | |
| New Building Society LTD (NBS) | |
| N & S Mattai | |
| Noble House Seafoods | |
| New Guyana Pharmaceutical Corporation (New GPC) | |
| PBS Technologies Guyana Inc. | |
| Power Producer and Distribution Company | |
| Professional Guard Services | |
| Puran Brothers Disposal Inc | |
| Qualfon Guyana Inc. | |
| Republic Bank (Guyana) Limited | |
| Sol Guyana Incorporation | |
| Southland International Inc (Guybisco) | |
| Strategic Recruitment Solution Inc. | |
| Sterling Products Limited | |
| The Catholic Hospital (Mercy Hospital) | |
| Toolsie Persaud Limited | |
| Texila American University | |
| Unicomer (Guyana) Inc. (Courts) | |
| We Solve CX Inc | |
| Woodlands Hospital Incorporation | |