Your One-stop HR Shop

Certified HR Professionals Partnering with You to Meet Your Human Resources Objectives

Scalable HR Offerings Ranging from One-off Projects to Comprehensive Support

Turn HR Challenges into Growth Opportunities

In a perfect world, building a team would only require sourcing the right talent and directing them toward a common goal. The reality is different, no matter the industry. For many business executives and leaders, managing employees and HR concerns can present an unwelcome distraction on the path to realizing crucial organizational goals.

Enter Marcum – we help you manage the intricacies of payroll, interpersonal, and performance issues, onboarding and offboarding, compliance with ever-changing labor laws, benefits administration, and fostering a positive culture. That way, you can remain focused on realizing your organization’s mission.

Your Vision is Our Mission

Marcum is dedicated to your success. We leverage our experience to guide you over your unique HR hurdles to position your organization for success.

Ultimately, our mission is to support you by transforming unfamiliar, challenging, or time-consuming HR activities into a strong foundation that allows your employees to do their best work.

Dedication & Excellence at Every Turn

Our national Managed Human Resources team is committed to providing top-notch HR services at every turn. With a wealth of knowledge, we partner with you to set high standards of excellence while meeting your team’s HR needs.

Our Services

HR Assessments

Get to know where you stand today and create a plan to improve.

Policies and Procedures

Ensure compliance and clarity of communication via your employee handbook.

Payroll Management

Seamlessly manage the payroll function, ensuring streamlined processes and accurate pay.

Employee Benefits

We advise on plan design and employee communication, acting as the first point of contact for employees with benefit questions or issues.

Onboarding and Offboarding

Ensure a smooth onboarding experience for new hires to set them up for success; support and manage departures to help team members as they transition from the organization.

Performance Management

Build a performance management process that provides value, brings clarity to performance expectations, and helps you build a culture of excellence.

Employee Relations

Call on our impartial perspective to resolve conflicts and build trust.

Compensation Benchmarking and Analysis

Ensure reasonable and competitive pay and benefits for your employees; analyze data for pay equity and non-discriminatory pay practices.

HRIS Evaluation and System Implementation

We work with you to select and implement the right Human Resources Information System to support your HR infrastructure.


Cause & Connect

Articles and insights for the nonprofit industry.


Select the region to view contacts.

Simone A. Putnam

Simone A. Putnam

Partner-in-Charge, Managed Services
Human Resources

  • Managed Services
  • Washington, DC
Patricia E. Williams

Patricia E. Williams


  • Managed Services
  • Washington, DC