The authors of »SAP Ariba«

Justin Ashlock

Photo of Justin Ashlock
Justin Ashlock has spent over half of his more than 20-year career in technology with SAP America, joining SAP’s Professional Services organization in 2005, serving eventually as a platinum consultant, and then as the practice engineer for hundreds of global SAP customer projects and engagements supporting over $100 billion in procurement and logistics activities and pursuits worldwide. In 2013, Justin began managing the SRM cloud practice for SAP North America, focusing on SAP Ariba, SAP S/4HANA Sourcing and Procurement, Materials Management, SAP Supplier Relationship Management (SRM), as well as SAP CLM and Sourcing. Since 2018, Justin also serves as the global practice lead for SAP’s procurement solutions in parallel. 

Justin is also a longtime SAP PRESS author, having published two books (SAP S/4HANA Sourcing and Procurement and SAP Ariba and SAP Fieldglass: Functionality and Implementation), as well as two procurement chapters as a contributing author in Discover SAP, 3rd edition and an e-Bite entitled Introducing Central Procurement for S/4HANA. Justin holds a Bachelor’s Degree from the University of California, Berkeley, and a Master’s Degree in Business Administration from the University of Notre Dame. He resides in Chicago with his wife and two young sons.

Rachith Srinivas

Photo of Rachith Srinivas
Rachith Srinivas has spent more than 15 years in technology with more than 12 years in SAP America, joining SAP’s Professional Services organization in 2007, serving eventually as a platinum consultant in the SAP SRM practice. Since 2007, Rachith has been implementing and leading complex SAP procurement projects globally and has worked as a trusted advisor in this space on many strategic SAP accounts.

Rachith has a Master of Business Administration degree from McCombs School of Business at UT Austin and a Master of Science in Software Engineering. Prior to joining SAP as a functional consultant, Rachith worked as an architect and lead programmer, working on developing complex J2EE based solutions for verticals including health, insurance, and finance. In addition, Rachith is also a prior SAP PRESS author, having published a book on SAP Ariba. He resides in Dallas with one son.

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Current titles

  • Cover of SAP Ariba and SAP Fieldglass: Functionality and Implementation
    SAP Ariba and SAP Fieldglass: Functionality and Implementation

    Justin Ashlock

    466 pages, hardcover

    Using or implementing SAP Ariba and SAP Fieldglass? Experience procurement in the cloud with this comprehensive guide to both solutions. Learn how to use key SAP Ariba and SAP Fieldglass modules such as sourcing, operational procurement, invoice management, and spend More about the book

    from $69.99

    Available

    E-book | Print edition | Bundle
    • Deploy SAP Ariba and SAP Fieldglass for your supplier processes, from sourcing and contracting, to procurement and invoicing
    • Learn how to implement and integrate key procurement modules
    • Evaluate and improve procurement performance
  • Cover of SAP Ariba Integration with SAP ERP
    SAP Ariba Integration with SAP ERP

    Justin Ashlock

    109 pages

    With this E-Bite, you’ll learn how to connect SAP Ariba with your SAP ERP system. Explore your integration options and plan your project. Next, walk step by step through the implementation itself, from configuration settings to data transfer. This E-Bite More about the book

    $9.99

    Available

    E-Bite
    • Explore the available tools for integrating SAP Ariba with SAP ERP
    • Integrate document exchange between SAP Ariba and SAP ERP
    • Configure the Ariba Network, SAP Ariba Payables, and more
  • Cover of SAP Ariba: Ariba Network for Supplier Collaboration
    SAP Ariba: Ariba Network for Supplier Collaboration

    Justin Ashlock

    49 pages

    With this E-Bite, you’ll learn how to perform supplier collaboration with the Ariba Network. See how to enable and onboard suppliers in the Ariba Network and then implement the Ariba Network in your landscape. This E-Bite was originally published as More about the book

    $9.99

    Available

    E-Bite
    • Connect your supply base and buyer processes with the Ariba Network
    • Learn how to onboard, enable, and integrate suppliers
    • Implement the Ariba Network, from choosing a strategy to expanding your network
  • Cover of SAP Ariba Invoice Management
    SAP Ariba Invoice Management

    Justin Ashlock

    57 pages

    With this E-Bite, you’ll learn how to manage invoices and other accounts payable processes with SAP Ariba! Understand the functionality of SAP Ariba Invoice Management, SAP Ariba's discounting capability, and SAP Ariba Payables; then implement each module. This E-Bite was More about the book

    $9.99

    Available

    E-Bite
    • Learn how SAP Ariba handles invoices with SAP Ariba Invoice Management
    • Explore your payment options with SAP Ariba Payables
    • Set up invoice management, payables, and discounting
  • Cover of SAP Ariba Procurement: Procure-to-Pay (P2P) and Procure-to-Order (P2O)
    SAP Ariba Procurement: Procure-to-Pay (P2P) and Procure-to-Order (P2O)

    Justin Ashlock

    87 pages

    With this E-Bite, you’ll learn how to implement and use SAP Ariba Procurement. Walk through the procure-to-order and procure-to-pay processes. Then see what it takes to implement SAP Ariba Procurement, from deployment options to project resources and timelines. This E-Bite More about the book

    $9.99

    Available

    E-Bite
    • Learn how to use P2P and P2O for operational procurement
    • Set up SAP Ariba Procurement for standalone and integrated deployments
    • Ensure successful implementations by allocating project resources
  • Cover of SAP Ariba: Contract Management
    SAP Ariba: Contract Management

    Justin Ashlock

    64 pages

    With this E-Bite, you’ll learn how to manage contracts in SAP Ariba. Get step-by-step instructions for implementing SAP Ariba Contracts. Understand the contract strategies for indirect procurement; then learn to create, consume, and amend contracts. This E-Bite was originally published More about the book

    $9.99

    Available

    E-Bite
    • Discover how SAP Ariba Contracts handles indirect procurement
    • Create and manage contracts, including electronic signatures
    • Set up SAP Ariba Contracts, from creating templates to defining timelines
  • Cover of Sourcing and Procurement in SAP S/4HANA
    Sourcing and Procurement in SAP S/4HANA

    Justin Ashlock

    503 pages, hardcover

    Master sourcing and procurement in SAP S/4HANA! Dive into SAP S/4HANA sourcing and procurement functionality, like direct and indirect procurement and inventory and contract management. Get step-by-step instructions to configure sourcing, invoicing, supplier management and evaluation, and more. See how More about the book

    from $69.99

    Available

    E-book | Print edition | Bundle
    • Run SAP S/4HANA for your direct and indirect procurement requirements in the cloud or on-premise
    • Configure your purchasing, sourcing, invoicing, and evaluation processes
    • Explore analytics for spend visibility, contract expiration, accounts payable, and more
  • Cover of Introducing Central Procurement with SAP S/4HANA
    Introducing Central Procurement with SAP S/4HANA

    Justin Ashlock, Peter Paschert, Armin Schuster

    89 pages

    SAP S/4HANA is the new hub for centralized procurement! Explore how SAP S/4HANA 1809 centrally manages requisitioning, purchasing, and contract management. Learn how you can tap into central analytics to gather actionable data about your procurement process. Central procurement is More about the book

    $24.99

    Available

    E-Bite
    • Explore centralized procurement with SAP S/4HANA
    • Walk through central requisitions, contract management, and purchasing
    • Consider implementation options to connect your ERP systems