Meet the Intista Team

Steve Nunn

Steve specializes in small and mid-size acquisition integrations ($5M to $2B deals, or 30 to 1000 staff) being acquired by much larger businesses. He is the creator of the "people-centric" approach to integration and the Small business Simple Integration Method (SSIMâ„¢). Steve has extensive cross-border experience, having worked in more than 20 countries throughout his career. 

  • Post-merger integration strategy
  • Integration set up and Day 1 preparation
  • Integration execution and delivery
  • Post-merger integration process improvement and standards
  • Program and project management

Top 3 Industries

  • Software
  • Healthcare
  • Engineering and Architecture

Thomas Kessler

Thomas brings extensive Big 4 experience with pre-deal, transaction and post-merger integration experience. He focuses upon mid to large size integrations. Thomas is fluent in German and English.

  • Deal selection
  • Integration advisor for all size deals
  • Entire M&A life-cycle, including financial modeling, synergy development, IMO, talent review, integration strategy and integration execution

Top 3 Industries

  • FMCG
  • Technology, media & telecoms
  • Manufacturing

Marshall Wenrich

Marshall balances long-term ROI realization and a focus on immediate priorities. An experienced manager, he is a change agent for rapid growth, requiring innovative flexibility and measured risks to transform company goals into reality - within practical constraints.

  • Interim operations management and operations improvement
  • Cyber security, digital transformations, and general IT infrastructure
  • Practical application of AI to business processes and systems

Top 3 Industries

  • Healthcare
  • Technology
  • Avionics and industrial automation

Renee Ballantyne

Renee is highly experienced in improving the operations and processes of medical practices. She advises on managing practice operations, contracts, interim management, practice startup and audit preparation. 

  • Medical practice operations
  • Medical contracts consolidation
  • EHR consolidation
  • Credentialing

Top 4 Industries

  • Medical practice
  • Medical insurance
  • Biologics
  • Infusion suite management

Francisco Matos

Francisco ensures leadership supports integrations and middle management reports upon and delivers the integration program, using his experience and strengths in portfolio and program management. Francisco is fluent in Spanish and English

Francisco Matos profile
  • Mid to large size integration execution and delivery
  • Business operations
  • Leadership coaching
  • Program and project management

Top 3 Industries

  • Retail
  • Technology
  • Higher education

Bill Sanders

Bill improves the processes and operations within an organization, often providing interim management. He is highly exprienced in agile methodologies, facilitating decision making, and the transformation of your Project Management Office (PMO).


  • Process and operations improvement
  • Small to mid-size integration execution and delivery
  • Startup launch and mentor

Top 3 Industries

  • Advertising & marketing agencies
  • Information technology/MarTech, AdTech
  • Event management

Gregg Goldstein

Gregg has worked with businesses of all sizes, strategically putting traditional, social and digital marketing plans together in all budgets to reach specific target audiences. Whether it's direct mail, TV, radio, print, interactive, or grassroots marketing, Gregg's team has crafted executions giving businesses larger profits and increased staff size.

Gregg Goldstein

Gregg Goldstein

  • Social media marketing
  • Brand development
  • Marketing communications
  • Advertising
  • Sales

Top 3 Industries

  • Advertising
  • Internet Marketing
  • Direct Mail Marketing

Shane Perry

Shane has over 20 years of acquisition integration experience in sales, operations, people, processes, and technology.  He provides driven execution and excellence, combined with his outstanding people skills in multiple industries, working with employees at all levels, to be successful.

Shane Perry
  • Sales operations and call center operations
  • Organization Development (OD) and corporate-wide learning
  • Leadership coaching
  • People and process improvement

Top 3 Industries

  • Retail
  • Healthcare and medical devices
  • Telecoms

Allen Amun

Allen is highly experienced in leading technology transformations, applying his business operations knowledge, program and project management background to the complexities of systems integrations and migrations. 

  • Certified business transformation Consultant (AM&AA and AWS)
  • Offshore and outsourcing technologies
  • Data center upgrades; migration to cloud
  • IT Network connectivity and consolidations

Top 4 Industries

  • Healthcare IT
  • Banking
  • Telecoms
  • Energy

Mann "Mandy" Lee

Mandy has extensive global business experience in Fortune 100 companies (30+ countries) leading cross-functional and culturally diverse teams to develop and deliver growth. She is a strategic, yet hands-on operational leader, experienced in corporate strategy, M&A, digital transformation and sales & marketing. She is fluent in English and Chinese.

Mandy Lee

Mandy Lee

  • Corporate strategy
  • Business development
  • Mergers & acquisitions
  • Licensing, engineering

Top 4 Industries

  • Energy, Oil & Gas
  • Manufacturing
  • Chemicals
  • Consumer Electronics

Calvin Marshall

Calvin has over 25 years' experience in product management, product marketing and software development leadership. With tenure at Global 1000 corporations as well as mid-size firms, he has held leadership positions responsible for generating growth, increasing market share and launching innovative products.

Calvin Marshall

Calvin Marshall

  • Product management
  • Product strategy and marketing 
  • Project management

Top 3 Industries

  • Technology, focusing on IOT
  • Logistics and Supply Chain
  • Education technology

Pat Ahern

Pat is a highly experience HR executive who provides strategic advice and leadership support for mid and large size businesses. He has been reporting to CEOs for more than 20 years, applying organizational strategy to practical, tangible and sustainable solutions. Pat has 8 years of complex HR post-merger integration experience.

Pat Ahern bio picture
  • HR strategy and leadership
  • Employee and leadership development
  • Employee relations

Top Industries

  • Hospitality
  • Healthcare
  • Telecomms
  • Financial Services

Gail McDonough

Gail is a commercially astute HR business practitioner providing strong hands on operational and strategic leadership support to meet requirements and goals with Europe, Middle East and Asia (EMEA) operations. She has more than 20 years of post-merger integration experience, and is very comfortable defining integration strategy.

Gail McDonough
  • HR strategy and leadership
  • Compensation and benefit management
  • Operational finance and administration
  • Employee relations
  • Employee re-structuring

Top 3 Industries

  • Software & IT
  • Food & food catering
  • Film

David Shevrin

David has broad functional experience in the areas of financial management, operations management, strategic planning, logistics and project management for public and private companies. He has a proven track record of helping companies increase revenue, develop go-to-market strategies, mitigate risk, become more profitable, improve cash flow, as well as raising capital.

David Shevrin

David Shevrin

  • Financial management (CFO) 
  • Business operations (COO) 
  • Business analysis and GTM strategy
  • Leadership coaching
  • People and process improvement

Top 4 Industries

  • Consumer package goods
  • Financial services
  • eCommerce
  • Life sciences/medical devices

Alma Kadragic

Alma's experience in media and communications, business development, sales and management enables her to plan and deliver targeted organizational communications for internal or external stakeholders. Her career has spanned 3 continents, and she is fluent in French, Polish, Bosnian, Croatian, and Serbia with some knowledge of German, Russian, and Spanish.

  • Corporate communications
  • Public relations
  • Journalism
  • Content/copy development

Top 3 Industries

  • Media
  • Public relations
  • Professional services

Mayra Donate

Mayra brings clarity to Marketing Operations, growing sales through audience-specific marketing campaigns and pragmatic, actionable business plans. Mayra is fluent in Spanish and English

Mayra Donate

Mayra Donate

  • Marketing management 
  • Brand development
  • Business operations

Top 3 Industries

  • Travel
  • Real estate
  • Marketing services
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