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John Castillo Email & Phone Number

HR Leadership | HR Strategy | Mergers and Acquisitions | HR Transformation | Compensation Management | Succession Planning | Business Partner | HRIS | Performance Management at EMK
Location: Detroit Metropolitan Area, United States, United States 10 work roles 2 schools
1 work email found @tenneco.com 1 phone found area 800 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 1 phone

Work email j****@tenneco.com
Direct phone (800) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
EMK
Role
HR Leadership | HR Strategy | Mergers and Acquisitions | HR Transformation | Compensation Management | Succession Planning | Business Partner | HRIS | Performance Management
Location
Detroit Metropolitan Area, United States, United States

Who is John Castillo? Overview

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Quick answer

John Castillo is listed as HR Leadership | HR Strategy | Mergers and Acquisitions | HR Transformation | Compensation Management | Succession Planning | Business Partner | HRIS | Performance Management at EMK, based in Detroit Metropolitan Area, United States, United States. AeroLeads shows a work email signal at tenneco.com, phone signal with area code 800, and a matched LinkedIn profile for John Castillo.

John Castillo previously worked as Founder at Emk and Director Human Resources, Americas at Tenneco Inc. (Tenneco Was Acquired And Merged By Apollo In Q4 - 2022). John Castillo holds Bachelor Of Science (Bs), Business And Management from Michigan State University.

Company email context

Email format at EMK

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{first_initial}{last}@tenneco.com
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AeroLeads found 1 current-domain work email signal for John Castillo. Compare company email patterns before reaching out.

Profile bio

About John Castillo

A collaborative, inclusive leader in human resources and talent acquisition, project and operations management, and the customer service environment with a proven track record of growing teams and individuals through the adoption of contemporary tools including strategic planning, recruiting, and succession planning. Talented and experienced with business team building, restructuring, and organizational development. Skilled in analyzing staffing needs and creating effective solutions that result in maximized talent development, retention, and attraction. Exceptional interpersonal capabilities, able to cultivate relationships with leadership, management teams, and distributed workforce employees. A hands on and experienced HR leader in daily support and partnership with business leadership and employees at all levels. I enjoy developing people and building high performance teams.Industries: Automotive | Distribution | Manufacturing | Healthcare Core Competencies:HR Leadership | HR Business Strategy | HR Operations | Organizational Design | Change Management | HR Transformation | Compensation and Benefits | Incentive Design | Succession Planning | Learning and Development | Coaching and Mentoring | Employee Engagement and Experience | Employee Relations | Stakeholder Relations | Vendor Management

Listed skills include Strategic Hr, Hiring Practices, Global Hr Leadership, Training, and 33 others.

Current workplace

John Castillo's current company

Company context helps verify the profile and gives searchers a useful next step.

EMK
Emk
HR Leadership | HR Strategy | Mergers and Acquisitions | HR Transformation | Compensation Management | Succession Planning | Business Partner | HRIS | Performance Management
10 roles · 7 years

John Castillo work experience

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

Founder

Current
Emk

Provide HR leadership support and guidance to profit and non-profit organizations. Areas of expertise: employee engagement, succession planning, performance management, compensation, benefits, talent management, recruiting, employee relations, change management, organizational design, employee development-retention, and workforce planning.

2023 - Present ~3 yrs 4 mos

Director Human Resources, Americas

Tenneco Inc. (Tenneco Was Acquired And Merged By Apollo In Q4 - 2022)

Strategic HR leader responsible for Tenneco DRiV's Americas Aftermarket $2.2 Billion (Sales, Marketing, Commercial Operations, E-Commerce, Category Management, Strategic Pricing, Branding, Customer Support, Customer Education/Technical Training) business unit. HR management across multiple Regional Aftermarket Teams (U.S., Canada, LATAM), Tech.

2019 - 2023 ~4 yrs

Director Human Resources, Americas Aftermarket

Southfield, MI, US

Provided comprehensive HR leadership and management for the Americas Aftermarket Sales and Marketing organizations ($6.5 + billion global manufacturer/marketer of automotive parts components). Daily HR support of our global brand teams (30+ Global Market Leading Brands) and commercial teams.

Nov 2018 - Oct 2019

Senior Human Resources Manager - Global Aftermarket, Commercial Strategy, Legal

Southfield, MI, US

  • Human Resources & Talent Acquisition Manager supporting: Global Marketing, Global Sales, Commercial Strategy, Global Legal.
  • Strategic HR partner with business and functional unit Leaders, Directors, and Site Managers; create value-added human resource processes to drive customer growth within the business and functional units.
Jan 2016 - Nov 2018

Senior Human Resources Manager - Supply Chain, Aftermarket, Purchasing, Legal

Southfield, MI, US

Human Resources & Talent Acquisition Manager supporting: North American Supply Chain, Purchasing, Quality, Sales & Marketing, and Distribution Centers.

Oct 2014 - Jan 2016

Regional Human Resources Manager - Global Manufacturing, Global Distribution, N.A. Aftermarket

Northville, Michigan, US

Human Resources & Talent Acquisition Manager supporting: Global Manufacturing Business Units (1500+ Employees), Global Distribution Business, and North American Sales & Marketing.

Jun 2012 - Oct 2014

Quality Assurance Manager - Americas

Chicago, US

  • National Quality Manager responsible for managing and overseeing Federal-State Regulatory and Customer Quality metrics and field compliance.
  • AQS ISO 9001:2008 & 13485 Internal Auditing certified.
Aug 2011 - Jun 2012

Director Of Service

Chicago, US

Led and managed regional field engineers, providing daily customer service support, leadership, and contract growth in the State of Michigan to over 350 imaging customers.

Jan 2000 - Aug 2011

Six Sigma Black Belt

Chicago, US

Developed and led multi-state Americas region with Revenue Growth, P&L Cost Reduction, and Customer Satisfaction projects.

Jun 1998 - Jan 2000

Operations Manager

Chicago, US

Midwest Operations and Facilities Manager for Service and Sales Division. Managed direct support team for internal and external customers.

May 1995 - May 1998
2 education records

John Castillo education

Bachelor Of Science (Bs), Business And Management

Michigan State University

Master Of Business Administration (Mba), - Business, Hr, Management, Marketing

Michigan State University - Eli Broad College Of Business
FAQ

Frequently asked questions about John Castillo

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

What company does John Castillo work for?

John Castillo works for EMK.

What is John Castillo's role at EMK?

John Castillo is listed as HR Leadership | HR Strategy | Mergers and Acquisitions | HR Transformation | Compensation Management | Succession Planning | Business Partner | HRIS | Performance Management at EMK.

What is John Castillo's email address?

AeroLeads has found 1 work email signal at @tenneco.com for John Castillo at EMK.

What is John Castillo's phone number?

AeroLeads has found 1 phone signal(s) with area code 800 for John Castillo at EMK.

Where is John Castillo based?

John Castillo is based in Detroit Metropolitan Area, United States, United States while working with EMK.

What companies has John Castillo worked for?

John Castillo has worked for Emk, Tenneco Inc. (Tenneco Was Acquired And Merged By Apollo In Q4 - 2022), Federal-Mogul Motorparts, Federal-Mogul, and Ge Healthcare.

How can I contact John Castillo?

You can use AeroLeads to view verified contact signals for John Castillo at EMK, including work email, phone, and LinkedIn data when available.

What schools did John Castillo attend?

John Castillo holds Bachelor Of Science (Bs), Business And Management from Michigan State University.

What skills is John Castillo known for?

John Castillo is listed with skills including Strategic Hr, Hiring Practices, Global Hr Leadership, Training, Talent Management, Team Building, Process Improvement, and Leadership.

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