- Andrew J Hogle & Assoc
- Andrew J Hogle & Assoc
- Banres Associates
- Banres Associates
- Bavendam Research Assoc
- Bavendam Research Assoc
- Boateng & Assoc
- Boateng & Assoc
- Cost Management Svc
- Cost Management Svc
- Datum Management
- Datum Management
- Diversified Enterprises
- Diversified Enterprises
- Edward B Horwitz
- EKOS Intl
- EKOS Intl
- Elf Technologies Inc
- Elf Technologies Inc
- Executive Research
- Executive Research
- FCW Consulting
- FMS Inc
- Global Ventures Inc
- GSMR Consulting
- Hancock Consulting
- Hansell Tierney