cONTACT US


*For a speedy response: Email us. Be comprehensive and state all your needs in one e-mail so we may effectively assist you. DO NOT leave a voicemail.

New Clients: Fill out the form below or email guestservices@richardcolins.com.
Returning Clients: Email your respective associate here.


CONTACT US

Select your tax professional below for contact details:

Administrative Office
Phone 1: (415) 926-1800
Phone 2: (415) 298-8880
Email: guestservices@richardcolins.com

Colin Ma
Co-founder | Tax & Growth Strategist | Relations | CTEC Licensed
Phone: (628) 888-9911 | (415) 298-8880
Email: colin@richardcolins.com

Carlo De Guzman
Corporations Partner | Business Tax Specialist | EA | MST
Phone: (415) 818-2929
Email: carlo@richardcolins.com

Richard Ma
Co-founder | Operations | CTEC Licensed
Phone: (415) 926-1800
Email: richard@richardcolins.com

Iris Lee
Operations Supervisor | Advisory Onboarding | Bookkeeping | CTEC Licensed
Phone: (415) 926-1800
Email: iris@richardcolins.com

Kelli Rakta-Ueoka
Administrative | Client Support Specialist | Bookkeeping | CTEC Licensed
Phone: (415) 404-9620
Email: kelli@richardcolins.com

John Wong
Lead Corporate Accounting & Audit Specialist
Phone: (415) 802-9624
Email: john.wong@richardcolins.com

Sonja Cox
Administrative | Data Entry Specialist | Bookkeeping | Advisory Onboarding Specialist
Phone: (415) 298-8880
Email: sonja@richardcolins.com

Catherine Segundo
Corporate Tax Return Specialist | CPA
Email: catherine.s@richardcolins.com

Catherine Yip
Corporate Accountant & Audit Specialist | CPA
Email: catherine@richardcolins.com

Julian Yumul
Bookkeeping | Corporate Tax Specialist | BA | M. Ed.
Email: julian.yumul@ricardcolins.com

Wing Tat Chan
Bookkeeping | Reconciliation Specialist | EA
Email: wtc@richardcolins.com

Emily Servino
Tax Preparer | CTEC Licensed
Phone: (628) 226-8828
Email: emily@richardcolins.com

Janelle Hamilton
Sales | Relations
Email: guestservices@richardcolins.com