Mattern Welcomes Administrative and Office Services Expert, Cory Riner, M.A., as Consultant

Chadds Ford, PA – August 10, 2022 – Leading law firm operations consultancy, Mattern, announces administrative and office services expert, Cory Riner, M.A, has joined the company as Consultant. Cory brings a decade of experience leading and developing traditional and virtual administrative support solutions for Am Law 100 firms and specializes in administrative and document processing solutions, increasing efficiencies, and managing outsourcing contracts.  As demand for Mattern’s expertise experiences exceptional growth across office and administrative support services, Cory will bring invaluable expertise and experience to Mattern clients.

The shift to hybrid operations for law firms, triggered by the pandemic, is ongoing and challenging. Law firm leaders must transform key workflows and support services to meet the new demands of a changed workforce.  Mattern’s 25 years of expertise in law firm operations has helped lead the way for firms at the forefront reshaping, optimizing, and making cost-effective new operational workflows in the back and middle office.

In particular, administrative and office services have been radically impacted by the new hybrid model. Only Mattern provides an unbiased assessment of firms’ operations and delivers the industry’s only end-to-end, holistic analysis from the development of high-level strategic goals to a detailed implementation plan.  Mattern helps firms build an administrative support structure that makes sense based on data—whether in-house or outsourced.

Prior to joining Mattern, Cory accrued his experience in operations, administrative services and document processing at three of the world’s largest service providers where he most recently oversaw all global resource centers and document processing and executive roles.  Cory’s breadth of expertise includes:

  • Administrative Support
  • Legal Document Processing & Review
  • Process Improvement
  • Performance Evaluation
  • Operations & Account Management
  • Document Management Systems
  • Team Leadership & Development
  • Employee Relations & Retention

Cory comments, “I am honored to be joining the Mattern team.  Mattern has developed an impeccable reputation in the legal industry, and I look forward to providing unbiased assessments for our law firm clients that truly help them make invaluable improvements to their operations.”

Company President, Rob Mattern, comments: “We are thrilled to have someone of Cory’s caliber join the Mattern team.  Cory’s exceptional experiences and insights into what law firms need now to optimize their office and administrative support services will be invaluable to Mattern clients as they make long lasting, important changes.  We are always looking to drive more value to our clients and to continually educate the market on strategic approaches to their operations. I am certain that with Cory joining the Mattern team, we will continue that mission of excellence.”

About Mattern

Mattern is the leader in law firm operations consulting and cost recovery solutions. In 25 years of proven success, they have serviced nearly half of the Am Law 100, 70 of the Am Law 200 ranked firms, and provided unbiased strategies for measurably improving the efficiency and cost-effectiveness of their in-house and outsourced office and administrative services, records & information governance in over 500 engagements.  For more information on Mattern, visit, check out their blog, connect on LinkedIn and follow them on Twitter @MatternOfFact. The company is based in Chadds Ford, Pennsylvania.