Don Crosby
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Don Crosby Email & Phone Number

Senior-Level Financial and Operating Executive at Entersekt
Location: Frisco, Texas, United States 7 work roles 2 schools
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✓ Verified May 2026 3 data sources Profile completeness 86%

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Current company
Entersekt
Role
Senior-Level Financial and Operating Executive
Location
Frisco, Texas, United States
Company size
159 employees

Who is Don Crosby? Overview

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Don Crosby is listed as Senior-Level Financial and Operating Executive at Entersekt, a company with 159 employees, based in Frisco, Texas, United States. AeroLeads shows a matched LinkedIn profile for Don Crosby.

Don Crosby previously worked as Group Chief Financial Officer at Entersekt and Chief Financial Officer at Radisys Corporation. Don Crosby holds Master Of Business Administration - Mba from The University Of Dallas.

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Entersekt

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About Don Crosby

As an experienced financial and operational leader, I champion a culture deeply anchored in risk intelligence. By cultivating a collective understanding and responsibility toward risk management within an organization, I reduce vulnerabilities, enhance productivity, and bolster revenue. My track record is a testament to my ability to delineate long-term strategies that ensure business growth, optimize performance, and maintain a competitive edge in the SaaS industry. In my last role as Chief Financial Officer of Radisys, a telecommunications technology solutions provider. In this role, I lead finance, accounting, HR, IT, facilities, supply chain, and quality and compliance. During my time in this role, I was instrumental in launching 3 new product lines that deliver $4M in ARR and leading due diligence efforts in conjunction with a strategic acquisition. Previously, I was Chief Financial Officer, Financial & Risk Management Solutions with Fiserv, supporting a $185M portfolio of 5 global product lines.Some of the key achievements of my career include the following:Increased Radisys’s revenue by 184% between 2019 and 2022, and achieved EBITDA profitability in 2021.Led Radisys’s acquisition of Mimosa Networks, a deal valued at $60M.Oversaw post-acquisition integration of systems, processes, and people. Realized an 8.4% CAGR for 5 product lines over 4 years and increased top-line by 10% annually while managing expenses for strategic growth areas at Fiserv.I am always eager to expand my professional network. If you would like to connect, please reach me at doncrosbydallas@gmail.com.SKILLSTeam Development & Management Technology Adoption & Integration Financial & Accounting Oversight Strategic Planning & Execution Financial Forecasting & Analysis Risk Monitoring & Mitigation Stakeholder Engagement Business Transformation Revenue & Profit Growth Mergers & AcquisitionsGeneral ManagementThought Leadership Cost Containment Internal ControlsSaaS

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Don Crosby's current company

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Entersekt
Entersekt
Senior-Level Financial and Operating Executive
cape town, western cape, south africa
Website
entersekt.com
Employees
159
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7 roles · 30 years

Don Crosby work experience

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

Group Chief Financial Officer

Current
Entersekt

Frisco, Texas, United States

Oct 2023 - Present

Chief Financial Officer

Radisys Corporation

Served in executive leadership role with accountability for $260M revenue plan for this global leader in opentelecom solutions, enabling service providers to drive disruption with new open architecture business models.Led finance, accounting, HR, IT, facilities, supply chain, and quality and compliance. Built budgets and forecast,conducted variance.

2019 - 2023 ~4 yrs

Chief Financial Officer – Financial & Risk Management Solutions

Fiserv

Directed all financial operations, including management of P&Ls for 5 global product lines, generating $185M in annual revenue. Oversaw product development, client support, and professional services. Partnered with product line CEOs on strategic planning and business execution. Managed and oversaw performance of cost centers. Member: Division Leadership.

2014 - 2019 ~5 yrs

Chief Financial Officer & Chief Operating Officer – Office Of The Chief Executive

Alkami Technology

Directed finance and operations for this leading publicly traded [NASDAQ: ALKT] cloud-based digital banking solutions provider for financial institutions. Instilled best practices, including financial and accounting controls. Developed and implemented formal corporate policies across all financial and administrative functions, including IT security.

2013 - 2014 ~1 yr

Chief Financial Officer & Vice President – Cash & Logistics

Fiserv

Assumed increasing levels of authority via promotion with responsibility for financial aspects of $35M+ global business unit, including software revenue recognition compliance, strategic planning, executive management reporting, acquisitions, margin analysis, expense management, and operational oversight.

2009 - 2013 ~4 yrs

Director Of Finance – Global Payment Solutions

Fiserv

Formerly Checkfree

Merged 3 business units into single division to drive improved financial oversight and financial reporting for this online, real-time positive pay and reconcilement system. Eliminated non-value-added services and reduced expenses.

2005 - 2007 ~2 yrs

Finance & Product Manager – Risk And Payment Solutions

Carreker Corp

Partnered with president and CFO to improve forecasting accuracy, budget management, company valuation, M&A due diligence, and board reporting. Developed and monitored success of strategic plans, operating budgets, and forecasts; prepared variance reports for corporate analysis.

1996 - 2005 ~9 yrs
Team & coworkers

Colleagues at Entersekt

Other employees you can reach at entersekt.com. View company contacts for 159 employees →

CV Cara Visser Cara Visser Colleague at Entersekt Somerset West, Western Cape, South Africa, South Africa View → NT Nikolas Tsokas Nikolas Tsokas Colleague at Entersekt Larnaca, Cyprus, Cyprus View → SA Sarina Anniruth Sarina Anniruth Colleague at Entersekt KwaZulu-Natal, South Africa, South Africa View → HD Hayley De Wet-Swartz Hayley De Wet-Swartz Colleague at Entersekt City Of Cape Town, Western Cape, South Africa, South Africa View → PM Praveksha Maharaj Praveksha Maharaj Colleague at Entersekt The Randstad, Netherlands, Netherlands View → JM Jace Martin Jace Martin Colleague at Entersekt Estonia, Estonia View → EB Emmanuel Bongani Dlamini Emmanuel Bongani Dlamini Colleague at Entersekt City Of Johannesburg, Gauteng, South Africa, South Africa View → KN Kemantha Naidoo Kemantha Naidoo Colleague at Entersekt City Of Johannesburg, Gauteng, South Africa, South Africa View → AK Arno Kemp Arno Kemp Colleague at Entersekt Cape Town, Western Cape, South Africa, South Africa View → AR Austin Roos Austin Roos Colleague at Entersekt Cape Town, Western Cape, South Africa, South Africa View →
2 education records

Don Crosby education

FAQ

Frequently asked questions about Don Crosby

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What company does Don Crosby work for?

Don Crosby works for Entersekt.

What is Don Crosby's role at Entersekt?

Don Crosby is listed as Senior-Level Financial and Operating Executive at Entersekt.

Where is Don Crosby based?

Don Crosby is based in Frisco, Texas, United States while working with Entersekt.

What companies has Don Crosby worked for?

Don Crosby has worked for Entersekt, Radisys Corporation, Fiserv, Alkami Technology, and Carreker Corp.

Who are Don Crosby's colleagues at Entersekt?

Don Crosby's colleagues at Entersekt include Cara Visser, Nikolas Tsokas, Sarina Anniruth, Hayley De Wet-Swartz, and Praveksha Maharaj.

How can I contact Don Crosby?

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What schools did Don Crosby attend?

Don Crosby holds Master Of Business Administration - Mba from The University Of Dallas.

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