Chief Financial Officer
Current
Sep 2018 - Present
AeroLeads people directory · profile
John Sims Email & Phone Number
Chief Financial Officer at OPEX Corporation
at
OPEX Corporation
1 work email found
@opex.com
6 phones found area 609, 856, and 646
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
Chief Financial Officer at OPEX Corporation
Location
Greater Philadelphia, United States, United States
Who is John Sims? Overview
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Quick answer
John Sims is listed as Chief Financial Officer at OPEX Corporation at OPEX Corporation, based in Greater Philadelphia, United States, United States. AeroLeads shows a work email signal at opex.com, phone signal with area code 609, 856, 646, and a matched LinkedIn profile for John Sims.
John Sims previously worked as Chief Financial Officer at Opex Corporation and Senior Partner, Managing Director & Chief Financial Officer at Snowden Lane Partners. John Sims holds Aca, Financial Management, Audit, Accounting from Icaew.
Company email context
Email format at OPEX Corporation
This section adds company-level context without repeating John Sims's masked contact details.
{first_initial}{last}@opex.com
86% confidence
AeroLeads found 1 current-domain work email signal for John Sims. Compare company email patterns before reaching out.
Profile bio
About John Sims
John is a key business partner ensuring all finance and administrative functions support the critical mission of the firm. His experience across many industries and all sizes of organization have provided him with a broad sense of managing successful businesses and constantly adapting to changing environments.Specialties: Leadership, finance and accounting, IT procurement, HR, internal and external auditing, Sarbanes Oxley S404, Operational Risk Loss reporting
Listed skills include Financial Reporting, Finance, Financial Analysis, Accounting, and 34 others.
Current workplace
John Sims's current company
Company context helps verify the profile and gives searchers a useful next step.
8 roles · 36 years
John Sims work experience
A career timeline built from the work history available for this profile.
Senior Partner, Managing Director & Chief Financial Officer
Responsible for Finance (including financial and regulatory compliance and reporting), Administration, Facilities, Human Resources and Technology
Jun 2011 - Sep 2018
Chief Financial Officer
Operational responsibility for finance, HR and ITInvestor relations and capital restructuringDevelop 10 year plan for wealth management divisionFINOP (Series 27) for broker-dealerImplemented outsourced solution for all IT services
Apr 2009 - Jun 2011
Director
Billing, reporting, planning and analysis, forecasting, budgetingCompliance reporting for a subsidiary broker-dealerFinancial advisor compensation plans accounting and forecasting (cash and equity)Internal controls and processes improvementsBalance sheet control and reportingOperational risk losses identification and reportingLitigation reserves
Jul 2000 - Apr 2009
Internal Audit
Pepsico International
Financial and operational reviews of internal controls and reporting at sites in Europe and the Middle EastLed review of the financial and tax impact of a major project relocating vendor relations within the salty snacks division
1999 - 2000
~1 yr
Corporate Accountant
Amlin Plc
Consolidation and financial reporting for business in the Lloyds of London insurance market
1996 - 1998
~2 yrs
Finance
Finance director of a multi-site engineering subsidiaryFinancial, operational and information systems audits (including Y2K readiness)
1994 - 1996
~2 yrs
Audit
Financial and IT auditsTax and litigation supportSmall business accounting and financial reportingMarketing development
1990 - 1994
~4 yrs
2 education records
John Sims education
Aca, Financial Management, Audit, Accounting
Icaew
Bsc, Combined Honours
Aston University
FAQ
Frequently asked questions about John Sims
Quick answers generated from the profile data available on this page.
What company does John Sims work for?
John Sims works for OPEX Corporation.
What is John Sims's role at OPEX Corporation?
John Sims is listed as Chief Financial Officer at OPEX Corporation at OPEX Corporation.
What is John Sims's email address?
AeroLeads has found 1 work email signal at @opex.com for John Sims at OPEX Corporation.
What is John Sims's phone number?
AeroLeads has found 6 phone signal(s) with area code 609, 856, 646 for John Sims at OPEX Corporation.
Where is John Sims based?
John Sims is based in Greater Philadelphia, United States, United States while working with OPEX Corporation.
What companies has John Sims worked for?
John Sims has worked for Opex Corporation, Snowden Lane Partners, Clearbrook Global Advisors, Llc, Merrill Lynch, and Pepsico International.
How can I contact John Sims?
You can use AeroLeads to view verified contact signals for John Sims at OPEX Corporation, including work email, phone, and LinkedIn data when available.
What schools did John Sims attend?
John Sims holds Aca, Financial Management, Audit, Accounting from Icaew.
What skills is John Sims known for?
John Sims is listed with skills including Financial Reporting, Finance, Financial Analysis, Accounting, Internal Controls, Financial Modeling, Internal Audit, and Strategic Planning.
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