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David Callen Email & Phone Number

OE Partner @ Workday | Strategy to Operations, Change, & Organizational Transformation at Workday
Location: Oakland, California, United States 19 work roles 2 schools
1 work email found @workday.com 7 phones found area 415, 510, and 646 LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

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Work email d****@workday.com
Direct phone (415) ***-****
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Current company
Role
OE Partner @ Workday | Strategy to Operations, Change, & Organizational Transformation
Location
Oakland, California, United States
Company size

Who is David Callen? Overview

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Quick answer

David Callen is listed as OE Partner @ Workday | Strategy to Operations, Change, & Organizational Transformation at Workday, a with 5 employees, based in Oakland, California, United States. AeroLeads shows a work email signal at workday.com, phone signal with area code 415, 510, 646, and a matched LinkedIn profile for David Callen.

David Callen previously worked as Principal OE Partner at Workday and Director at Slalom. David Callen holds Msod, Organization Development from Pepperdine Graziadio Business School.

Company email context

Email format at Workday

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{first}.{last}@workday.com
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AeroLeads found 1 current-domain work email signal for David Callen. Compare company email patterns before reaching out.

Profile bio

About David Callen

With over 15 years of experience in organization development, I am a passionate and skilled change agent who helps clients achieve their strategic goals and optimize their performance. As a Director at Slalom, a modern consulting firm focused on strategy, technology, and business transformation, I lead transformation, strategic planning, organization design, leadership development, change, operating model, process improvement, and strategy efforts for organizations.I have a strong background in tech, media, marketing, and sales, as well as public sector organizations. I also have expertise in SAFe agile methodologies, having obtained the Agile Scrum Master Certification and the Certificate in Change Agility. I excel at building and coaching high-performing teams, designing and delivering engaging and effective training programs, and managing relationships and communication with diverse stakeholders. My mission is to empower and enable organizations to embrace change and innovation, and to create a positive impact in the world.

Listed skills include Strategy, Organizational Development, Leadership Development, Leadership, and 24 others.

Current workplace

David Callen's current company

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Workday
Workday
OE Partner @ Workday | Strategy to Operations, Change, & Organizational Transformation
6230 Stoneridge Mall Road, Pleasanton, CA 94588, us
Website
Employees
5
AeroLeads page
19 roles · 30 years

David Callen work experience

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

Principal Oe Partner

Current

Pleasanton, California, Us

Supporting the HR (People & Purpose) and Finance organizations with transformation and effectiveness engagements (Op model, change, and team & leadership effectiveness).

Jun 2024 - Present

Director

Seattle, Wa, Us

Jun 2022 - May 2024

Senior Delivery Principal

Seattle, Wa, Us

Jan 2021 - Jun 2022

Principal Consultant

Seattle, Wa, Us

* Leading transformation, strategic planning, organization design, leadership development, change, operating model, process improvement, and strategy efforts for organizations in the San Francisco Bay Area. Slalom is a modern consulting firm focused on strategy, technology, and business transformation. In 35 global cities, our teams have the autonomy to move fast and do what’s right. They’re backed by seven regional innovation hubs, a global culture of collaboration, and partnerships with the world’s top technology providers. Founded in 2001 and headquartered in Seattle, Slalom has organically grown to over 8,000 employees. We were named one of Fortune’s 100 Best Companies to Work for since 2016 to present and are regularly recognized by our employees as a best place to work on Glassdoor and other platforms. Check us out, and learn more at slalom.com.

Sep 2015 - Jan 2021

Principal Change Management Consultant

Oakland, California, Us

* Change Lead for Sales Force Automation initiative (energyorbit.com a Salesforce.com application)

Jul 2015 - Sep 2015

Manager Of Operations And Product Implementation (Energy Insight)

Oakland, California, Us

Leading a Salesforce.com project (Energy Insight) focused on transforming how PG&E's Energy Efficiency division conducts business. Energy Insight is a collaboration platform and interface of data, connecting sales reps, partners and program management. The goal is to better serve customers by (1) streamlining processes, (2) connecting stakeholders and (3) empowering users by putting all relevant information at their fingertips. The effort is on track to deliver over $11MM in annual benefits.

Jun 2014 - Jul 2015

Expert Change Management Consultant

Oakland, California, Us

* Change Lead for Sales Force Automation initiative (energyorbit.com a Salesforce.com application)* Managing work stream to deliver: Training, Communications Governance, User Migration and Adoption, Business Readiness, Leadership Adoption, Risk Mitigation, and End User Support* Creation and delivery of time recording training resulting in compliance and increased accuracy* Delivered ‘Reshaping Culture’ session during Customer Energy Solutions (CES) department offsite (150 leaders) resulting in a set of new cultural values and characteristics

Dec 2012 - Jun 2014

Senior Change Management Consultant (Ces)

Oakland, California, Us

* Change Lead on manage finances initiative. Designed, developed and delivered engaging employee communications and trainings for new finance cost model and strategic financial literacy program, resulting in a culture of financial based decision making* Partnered with leadership on communications and risk mitigation for organizational design change* Facilitated design and development sessions for the formation of business operations department* Enhanced and built revised CES intranet, resulting in an audience-centric communication vehicle* Revised and facilitated quarterly department onboarding sessions* Execution of three information technology system deployments to 1000 employees – Microsoft upgrades

Sep 2011 - Dec 2012

Founder

Us

Business consultancy providing strategy creation, process efficiency, opperational excellence, leadership development and organizational alignment* Change Management and Training for Global Advertising Technology Solution on behalf of Universal McCann, Wunderman, and Microsoft (six month consulting) * Facilitating and designing mission creation process for nonprofit organization. Process involves strategy formulation and community engagement over six months.* Training community members to lead diversity and inclusion dialogues in nonprofit organization.* Conducting leadership development and coaching for executives and job seekers.* Creation and facilitation of mentoring program during the Bay Area Organization Development annual conference.

Nov 2008 - Sep 2011

Campaign Director

San Francisco, Ca, Us

* Client Partner and team lead at boutique firm dedicated to engaging employees and customers to achieve buy-in and drive momentum toward critical business goals. * Employed organizational development and change principles to create new methods for communication and partnership for employees across Fortune 500 organizations.* Facilitated multiple strategic planning sessions resulting in brand briefs, communication plans, innovation plans, business strategy, and employee engagement plans.* Clients included: Banana Republic, Chevron, Competency and Credentialing Institute, Del Monte, eBay - Shopping.com, Genentech/Roche, Myrtle Potter Media, Oracle, Originate Labs, Peet’s Coffee and Tea, SunPower, and Wellsfargo

Jun 2010 - Jun 2011

Change Management, Global Digital Operations

New York, Ny, Us

Main client: Microsoft* Partnering with Wunderman Advertising Agency and Microsoft to roll out a new technology changing how Microsoft manages ROI on all marketing activity.* Created and delivered training materials for Global roll out.Defining new work process.* Managing internal communications regarding embracing new work process and technology.* Conducted needs analysis, providing feedback and defining time dependent action plans.

Sep 2009 - Jun 2010

Interactive Media Supervisor

New York, Ny, Us

Interactive Media Supervisor *As the leader of a 5 person team, planned, negotiated, and implemented over 50 Microsoft online advertising campaigns including Microsoft Office Suite, Windows Sequel Server and One Note, consistently achieving budget and cost per sale objectives while reaching targeted audiences.*Recognized for work on the 2006 Fiscal year’s most successful direct response campaign. This further resulted in receiving direct client calls requesting new campaigns on behalf of the agency.*Enhanced researching skills on target audiences, deepening knowledge of online and purchasing behaviors which enabled more accurate and efficient ad campaigns across diverse populations.*Contributed to overall team growth and company improvement through interviewing and training new team members and motivating entry level members. Designed the department training materials.

Apr 2005 - Dec 2007

Leader/Guide

Berkeley, Ca, Us

*Through relationship building and personal connection skills created an engaging and interesting group dynamic that made active travel experiences both fun and educational.*By empathizing and through positive encouragement guests were motivated to take on bigger challenges resulting in new experiences.*Through pre-trip research and connecting with local communities presented dynamic cultural interpretive talks about people, flora, fauna, weather, and geology.

2003 - 2005 ~2 yrs

West Coast Sales And Business Development Manager

Arora Creations

*Opened ten new grocery accounts to sell product. Identified and created relationship with California distributor. Sold, promoted, and established partnerships at North American Fancy Food trade show and at the Natural Food Expo West trade show. *Resulted in product distribution through Whole Foods Market.

2003 - 2005 ~2 yrs

Communications Consultant

San Francisco, Ca, Us

*(4 contracts): Created, designed and coordinated 4 different online donated banner campaigns, resulting in increased web traffic by 300% and over $2,000,000 in donated advertising space.

2001 - 2003 ~2 yrs

Founder

Us

Provided marketing and advertising strategies for companies with on-line products and services* Consulted on advertising networks and designed and created ad sales media kit with goal of increasing advertising revenue. Company purchased by the Chicago Sun Times in 2006. Centerstage.net (1 contract)* Planned strategic advertising campaign for startup online movie rental company. Negotiated Cost Per Acquisition (CPA) contracts with opt-in email networks. Reached 110% of client goals and expectations. NeoRental (2 contracts)

2001 - 2003 ~2 yrs

Media Buyer And Planner

I-Traffic

*Individually discovered and negotiated a $1 million partnership with the 7th largest internet site. *Managed client budget of $600k and optimized advertising revenues by 60%.

1999 - 2001 ~2 yrs

Marketing And Business Development Manager Of Guide Book &Travel Discount Card

Amerispan

*Adjusted to diverse groups and cultures while selling discount card program to Costa Rican tourism businesses. Affiliated 150 new businesses and maintained program in over 500 locations.

1998 - 1999 ~1 yr

Team Leader

Americorps *Nccc

*Led a team of 15 diverse 18-24 year olds on community service projects. Responsibilities included managing team budget and personnel decisions. Resulted in the completion of 4 community projects.

1997 - 1998 ~1 yr
Team & coworkers

Colleagues at Workday

Other employees you can reach at workday.com. View company contacts for 5 employees →

2 education records

David Callen education

Msod, Organization Development

Pepperdine Graziadio Business School

Ba, Organizational Studies

University Of Michigan
FAQ

Frequently asked questions about David Callen

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

What company does David Callen work for?

David Callen works for Workday.

What is David Callen's role at Workday?

David Callen is listed as OE Partner @ Workday | Strategy to Operations, Change, & Organizational Transformation at Workday.

What is David Callen's email address?

AeroLeads has found 1 work email signal at @workday.com for David Callen at Workday.

What is David Callen's phone number?

AeroLeads has found 7 phone signal(s) with area code 415, 510, 646 for David Callen at Workday.

Where is David Callen based?

David Callen is based in Oakland, California, United States while working with Workday.

What companies has David Callen worked for?

David Callen has worked for Workday, Slalom, Pacific Gas And Electric Company, Attuned Results Consulting, and Bonfire Communications.

Who are David Callen's colleagues at Workday?

David Callen's colleagues at Workday include Noah Zemke, Mike Crocker, Peter Koh, Lauren Kramer, and Hauke Von Waaden.

How can I contact David Callen?

You can use AeroLeads to view verified contact signals for David Callen at Workday, including work email, phone, and LinkedIn data when available.

What schools did David Callen attend?

David Callen holds Msod, Organization Development from Pepperdine Graziadio Business School.

What skills is David Callen known for?

David Callen is listed with skills including Strategy, Organizational Development, Leadership Development, Leadership, Program Management, Training, Team Building, and Employee Engagement.

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