Marcus Siu
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Marcus Siu Email & Phone Number

Accountant/Data Analyst for HMS Cornerstone Solutions and Photojournalist for MLS Entertainment at HMS Cornerstone Solutions
Location: San Pablo, California, United States 6 work roles 1 school
1 work email found @hmscs.com 6 phones found area 925 and 510 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 6 phones

Work email m****@hmscs.com
Direct phone (925) ***-****
LinkedIn Profile matched
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Current company
Role
Accountant/Data Analyst for HMS Cornerstone Solutions and Photojournalist for MLS Entertainment
Location
San Pablo, California, United States
Company size

Who is Marcus Siu? Overview

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Quick answer

Marcus Siu is listed as Accountant/Data Analyst for HMS Cornerstone Solutions and Photojournalist for MLS Entertainment at HMS Cornerstone Solutions, a company with 8 employees, based in San Pablo, California, United States. AeroLeads shows a work email signal at hmscs.com, phone signal with area code 925, 510, and a matched LinkedIn profile for Marcus Siu.

Marcus Siu previously worked as Data Analyst at Hms Cornerstone Solutions and Media Editor/Photojournalist/Producer at Mls Media Entertainment. Marcus Siu holds Bachelor Of Science, Business Administration; An Emphasis In Accounting from San Francisco State University.

Company email context

Email format at HMS Cornerstone Solutions

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{first}@hmscs.com
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AeroLeads found 1 current-domain work email signal for Marcus Siu. Compare company email patterns before reaching out.

Profile bio

About Marcus Siu

Accountants Payable Specialist with over 20 years of A/P, A/R and G/L experience, including 15 years working in a high tech manufacturing environment for start-up companies. Extremely proficient in implementing full-cycle and daily A/P work flow processes to improve efficiency and strengthen controls, ensuring timely and accurate payment of invoices to suppliers. Diligent, reliable, and extraordinarily detail oriented. Specialties: Accounts Payable, General Ledger, Fixed Assets, 1099's.

Listed skills include General Ledger, Payroll, Auditing, Accounts Payable, and 17 others.

Current workplace

Marcus Siu's current company

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HMS Cornerstone Solutions
Hms Cornerstone Solutions
Accountant/Data Analyst for HMS Cornerstone Solutions and Photojournalist for MLS Entertainment
port charlotte, florida, united states
Website
Employees
8
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6 roles

Marcus Siu work experience

A career timeline built from the work history available for this profile.

Media Editor/Photojournalist/Producer

Current
Mls Media Entertainment

San Francisco Bay Area

Photographed various trade shows for publications and media of Industry Trade Shows and Conferences, such as CES – Consumer Electronics Show, Las Vegas; IDF – Intel Developer’s Forum, MacWorld, Oracle Open World, Nvidia GTC Conference, Samsung Developer's Conference, Inter Solar Conference and Semicon West. Also photographer and videographer for Roadway.

Jan 2010 - Present

Staff Accountant

Berkeley, CA

Handled both A/P vendor and A/R customer inquiries, responding tactfully and quickly, researching any discrepancies, resolving issues for a rapidly growing Startup company, which was ranked the 80th fastest growing company in 2010 in the U.S., according to Inc Magazine.Oversaw and recorded all bank deposit checks, ACH’s, wires, and credit card payments on.

Oct 2011 - Apr 2013

Accounts Payable Supervisor

Moog, Inc. (Formerly Berkeley Process Control)

Interacted closely with personnel, vendors, and auditors, quickly responding to all A/P related issues, resolving invoice and credit discrepancies in a timely manner, attaching proper supporting documentation, when needed, assuring excellent customer service.Implemented proactive policy to guarantee suppliers invoices inputted within 24 hours after receipt.

Feb 1994 - Sep 2009

Fixed Asset/Wip Accountant

Chevron Usa

Controlled and monitored WIP project expenditures and transactions involving the addition, transfer, or abandonment of fixed assets accounts valued at over $200 million.Researched and analyzed all retirements from sales of surplus equipment, resulting in significant tax benefits. Initiated, designed, and implemented Microsoft Excel macro program, saving up.

Apr 1991 - Nov 1993

Accounts Payable Accountant

Chevron Corporation

Instrumental in the successful pilot implementation and subsequent enhancements of the FILENET imaging system which automated the entire A/P operation.Efficiently responded to numerous difficult inquiries from operating personnel, vendors, auditors and other account personnel, demonstrating excellent customer service skills.Processed and coded for payment.

Nov 1987 - Apr 1991
Team & coworkers

Colleagues at HMS Cornerstone Solutions

Other employees you can reach at hmscs.com. View company contacts for 8 employees →

1 education record

Marcus Siu education

FAQ

Frequently asked questions about Marcus Siu

Quick answers generated from the profile data available on this page.

What company does Marcus Siu work for?

Marcus Siu works for HMS Cornerstone Solutions.

What is Marcus Siu's role at HMS Cornerstone Solutions?

Marcus Siu is listed as Accountant/Data Analyst for HMS Cornerstone Solutions and Photojournalist for MLS Entertainment at HMS Cornerstone Solutions.

What is Marcus Siu's email address?

AeroLeads has found 1 work email signal at @hmscs.com for Marcus Siu at HMS Cornerstone Solutions.

What is Marcus Siu's phone number?

AeroLeads has found 6 phone signal(s) with area code 925, 510 for Marcus Siu at HMS Cornerstone Solutions.

Where is Marcus Siu based?

Marcus Siu is based in San Pablo, California, United States while working with HMS Cornerstone Solutions.

What companies has Marcus Siu worked for?

Marcus Siu has worked for Hms Cornerstone Solutions, Mls Media Entertainment, Sensys Networks, Inc., Moog, Inc. (Formerly Berkeley Process Control), and Chevron Usa.

Who are Marcus Siu's colleagues at HMS Cornerstone Solutions?

Marcus Siu's colleagues at HMS Cornerstone Solutions include Barry Wise, John H., Kate Alger, and Russel Crowe.

How can I contact Marcus Siu?

You can use AeroLeads to view verified contact signals for Marcus Siu at HMS Cornerstone Solutions, including work email, phone, and LinkedIn data when available.

What schools did Marcus Siu attend?

Marcus Siu holds Bachelor Of Science, Business Administration; An Emphasis In Accounting from San Francisco State University.

What skills is Marcus Siu known for?

Marcus Siu is listed with skills including General Ledger, Payroll, Auditing, Accounts Payable, Internal Controls, Variance Analysis, Invoicing, and Customer Service.

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