Quest Investment Management, Inc.
- Registered Investment Advisor in Portland Ore.
- http://www.questinvestment.com

Quantum Capital Management, Inc.
- SEC-registered investment counselor and advisor located in San Rafael, CA, USA.
- http://www.quantumcap.com/

QCI Asset Management
- Professional investment managers offering specialized and traditional money management services.
- http://www.e-qci.com

QA3 Financial Corp.
- Independent broker supporting a collaborative network of financial advisors, EPAs, and CPAs.
- http://www.qa3.com

Q Investments Ltd.
- A portfolio management company using proprietary investment models.
- http://www.q-investments.com/