Enterprise Architecture

Business Footprint Diagram: A Practical TOGAF® Guide with INPUT, PROCESS, and OUTPUT for Enterprise Architects

Of all the artifacts in TOGAF® ADM Phase B, the Business Footprint Diagram (BFD) is the one that lands hardest with executives — and the one most often drawn carelessly. This guide breaks the artifact down to a level an Enterprise Architect can act on immediately: the prerequisites you must gather (INPUT), the step-by-step method for building it (PROCESS), the deliverables and where they get used (OUTPUT), and a fully worked example set in a global automotive Tier 1 S/4HANA transformation.


1. What a Business Footprint Diagram Actually Is

The Open Group defines it this way:

A Business Footprint diagram describes the links between business goals, organizational units, business functions, and services, and maps these functions to the technical components delivering the required capability.
(The Open Group, Artifact: Business Footprint Diagram)

Two further points matter just as much:

  • It provides clear traceability between a technical component and the business goal it satisfies, while also demonstrating ownership of the services identified (The Open Group).
  • It shows “only the key facts” and serves as a communication platform for senior-level (CxO) stakeholders (The Open Group).

The artifact belongs to Phase B:

The business footprint diagram is built during Phase B: Business Architecture of the TOGAF® ADM. It provides a high-level view of the people and technologies involved with key business functions.
(UNICOM System Architect documentation)

SAP describes it as an “x-ray”-like visualization running from goals and objectives down to applications and technologies — in other words, a cross-domain view (SAP Learning, Defining Business Architecture).

Common Misuses

MisuseWhy it fails
Drawing detailed business process flowsA BFD carries key facts only; process detail belongs in a Process Flow Diagram
Listing applications with no vertical linkageBreak the chain to goals and the diagram becomes useless for investment decisions
Omitting ownersThe standard explicitly calls for “ownership of the services identified”; without it, decision-makers cannot decide
Cramming the whole enterprise onto one pageReadability for CxOs collapses — scope it and split into multiple views

2. INPUT: What You Need Before You Draw

A BFD is a composite artifact. You cannot produce it in isolation. Tool implementation guidance is explicit about what must already be defined:

Business Services / Organizational Function / Business Goal / Logical Technology Components / Organizational Unit / Physical Technology Components / Technology component
(UNICOM System Architect)

Those elements must also already be related to one another through the following matrices (same source):

  • Goal to Organization Unit
  • Organization Unit owns Functions
  • Organization Unit owns Business Services

INPUT Checklist (Practitioner Version)

#INPUTSourceFallback if missing
1Strategic goals, objectives, value driversPhase A Architecture Vision; Driver/Goal/Objective CatalogExtract KPIs from the corporate or mid-term plan and flag as provisional
2Organizational units and locationsOrganization/Actor Catalog; Location CatalogOrg chart plus site list
3Business functions and capabilitiesBusiness Service/Function Catalog; Business Capability MapIndustry reference models such as the SAP Reference Business Architecture
4Business services and their ownersOrganization Unit owns Business Services matrixProcess owner register, RACI
5Logical and physical technology componentsExisting Phase C/D assets; application portfolioCMDB, license register
6Scope definitionStatement of Architecture Work; Request for Architecture WorkSteering committee decision memo
7Stakeholders and their concernsStakeholder Map MatrixInterview notes

The scope of Phase B is “primarily determined by the Architecture Vision as set out in Phase A,” so starting a BFD before items 1 and 6 are settled guarantees rework (SAP Learning).

Judging Input Quality (Definition of Ready)

  • Are the goals measurable? (“Direct material cost down 3% year on year,” not “reduce procurement cost”)
  • Does every business service have a named owner? A department name alone is not enough.
  • Is capability granularity consistent across two to three levels?
  • Are applications identified down to official name, version, and deployment site?

3. PROCESS: A Seven-Step Build Method

Step 1: Fix the scope and the layer structure

SAP sets out the layers a BFD typically shows (SAP Learning):

  • Organization Units, explaining the scope of the architecture design
  • Strategic Goals and Objectives (value drivers)
  • Business Processes
  • Business Capabilities
  • Solution Components
  • Required Technology Capabilities
  • Locations

The same source notes that layer selection is discretionary but “must adhere to established top-down hierarchical relationships.” You may drop layers; you may not break the top-down chain.

Four to six layers works best. Goal → Capability/Function → Business Service → Solution Component is the most broadly applicable four-layer pattern.

Step 2: Put three to five goals on the top row

Because the audience is the C-suite, keep goals tight. Attaching a KPI and a target value to each one makes the downstream investment conversation dramatically easier.

Step 3: Link goals to organizational units

Use the Goal to Organization Unit matrix to settle who is accountable for each goal (UNICOM System Architect). Any goal with a blank owner is an issue to escalate before it goes on the diagram.

Step 4: Place capabilities, functions, and services — and name the owners

Reflect the Organization Unit owns Functions and Organization Unit owns Business Services matrices (same source). A practical habit: write “service name + owning organization” inside every box.

Step 5: Map to logical technology components

The UNICOM guidance frames the “global look” a BFD must deliver in three statements:

who owns or governs your Business Functions, Services, and Goals / how your Business Functions, Services, and Goals are implemented on Logical Technology Components / how your Logical Technology Components are related to Physical Technology Components
(UNICOM System Architect)

If a reader cannot extract all three from your diagram, the artifact is incomplete.

Step 6: Descend to physical components and locations

Move from logical (ERP, SRM, MDM) to physical (S/4HANA 2023 Private Edition, SAP Ariba, SAP MDG). On global programs, color-coding the Location layer to show what is deployed where feeds directly into rollout discussions.

Step 7: Review, then feed gap analysis

Phase B includes the steps Develop Baseline, Develop Target, Perform Gap Analysis, Define Candidate Roadmap Components, and Conduct Formal Stakeholder Review (QualiWare Center of Excellence, TOGAF 9.1 Phase B). The disciplined approach is therefore two diagrams — Baseline and Target — with the delta converted into candidate roadmap components.

Drafting Rules That Hold Up in Practice

  • Fit the diagram on one A3 sheet or one projected screen; if it is unreadable when scaled, cut a layer
  • Cap the number of boxes (seven to nine per layer)
  • Give color exactly one meaning (for example, blue = retain, orange = new, gray = retire)
  • Minimize crossing lines; unavoidable crossings usually signal the wrong layer structure
  • Always include a legend plus date, version, scope, and owner

4. OUTPUT: What You Get and Where It Is Used

Direct Deliverables

OUTPUTContentPrimary audience
Baseline BFDCurrent chain from goals to systemsCIO, business unit heads
Target BFDThe same chain in the target stateC-suite, steering committee
Gap registerDelta between the two views (new / change / retire)Programme manager
Candidate roadmap componentsGaps bundled into initiativesPMO
Traceability tableGoal → Capability → Service → ComponentArchitecture board, audit

The BFD also lands in the Architecture Definition Document. Phase B step 8.4.9 calls for the business sections of the ADD to include “a business footprint (a high-level description of the people and locations involved with key business functions)” (QualiWare CoE).

Where to Use It

  1. Building executive consensus. Exactly the role the definition assigns it: a communication platform for senior-level stakeholders (The Open Group).
  2. Presenting scope and impact. A separate Open Group resource frames the purpose as “to provide an overview of scope and impact” (The Open Group, Architecture Toolbox).
  3. Justifying investment. Answering “which goal does this module actually serve?” on a single page.
  4. Validating requirements realization. Showing how the target architecture realizes key business requirements; in ArchiMate this maps to the Requirements Realization viewpoint (The Open Group, ArchiSurance Case Study).
  5. Structuring end-to-end domains. Published templates cover Order-to-Cash and supply chain management (SlideShare, TOGAF 9 template business footprint diagram).

Usage Across the ADM Phases

PhaseHow the BFD is usedSource
Phase ASupplies goals and drivers — the raw material for the top rowSAP Learning
Phase BThe build itself: Baseline/Target descriptions, gap analysis, stakeholder review, ADD inclusionQualiWare CoE
Phase C / DHands over the function-and-service to logical to physical component linkageUNICOM System Architect
Requirements ManagementReused as a validation view for requirements realizationArchiSurance Case Study

One caveat: reusing the BFD in Phases E and F (Opportunities and Solutions, Migration Planning) is common in practice, but no explicit provision for that use could be confirmed in the TOGAF® standard. Where standards compliance is being asserted, it is safer to say you are “referencing the Phase B artifact in Phases E and F.”


5. Worked Example: Global Procurement and Product Cost Transformation at an Automotive Tier 1

Setup

  • Subject: automotive components Tier 1 with roughly USD 2.7 billion in revenue; sites in Japan, the US, Mexico, Thailand, and the Czech Republic
  • Transformation theme: centralizing global procurement and making product cost visible
  • ADM position: Phase B, building the Target BFD

Target BFD Structure (Four Layers Plus Locations)

Layer 1: Strategic Goals

GoalKPIAccountable organization
G1 Reduce direct material costDirect material unit price −3% YoYGlobal Procurement Division
G2 Make product cost visibleMonthly cost close at D+3 (currently D+10)Finance Division, Production Control
G3 Reduce supplier riskSingle-source item ratio 30% → 15%Global Procurement Division

Layer 2: Business Capabilities

  • C1 Strategic sourcing (G1, G3)
  • C2 Supplier management and evaluation (G3)
  • C3 Procurement operations (G1)
  • C4 Standard costing and variance analysis (G2)
  • C5 Material and supplier master data governance (G1, G2, G3)

Layer 3: Business Services (with owners)

ServiceOwnerSupporting capability
S1 RFQ and quotation comparisonHead of Procurement PlanningC1
S2 Supplier onboardingHead of Supplier QualityC2, C5
S3 Purchase order and goods receipt postingSite purchasing managersC3
S4 Monthly costing and variance reportingHead of Cost ManagementC4
S5 Master data registration and approval workflowMDM owner (Corporate Planning)C5

Layer 4: Solution Components (logical → physical)

LogicalPhysicalServices supported
Sourcing / SRMSAP Ariba Sourcing, Supplier ManagementS1, S2
ERP (procurement, inventory, costing)SAP S/4HANA Private EditionS3, S4
Master data governanceSAP MDG (material, supplier)S5
Process intelligenceSAP SignavioImprovement monitoring for C3
Integration / identitySAP BTP Integration Suite, Cloud Identity ServicesAll services, cross-cutting

Location Layer

SiteS/4HANAAribaMDGNotes
Japan (HQ)Wave 1Wave 1Wave 1Template-defining site
United StatesWave 2Wave 1Wave 1Retires existing legacy
MexicoWave 2Wave 2Wave 1Cuts over with the US
ThailandWave 3Wave 2Wave 1Local BOI requirements
Czech RepublicWave 3Wave 3Wave 1EU tax requirements

The Debates This Single Page Triggers

  • What the color-coding exposes. Only S5 (master data registration) is Wave 1 across every site — making it self-evident from the diagram that MDG sits on the critical path for the whole programme.
  • Testing traceability. G2 (cost visibility) is supported by S4 and C4 alone. That thinness becomes visible, and underinvestment in the costing domain reaches the executive agenda.
  • Detecting missing ownership. S3 is owned by “site purchasing managers” — meaning there is no global owner. Applying the standard’s ownership requirement surfaces an open governance design item.
  • Gap to roadmap. The delta against the Baseline BFD (seven site-specific legacy systems) becomes the candidate initiative list for Phase E as it stands.

Baseline-to-Target Gap Register Template

#ObjectBaselineTargetTypeGoals affectedRough effort
GP-01Purchasing systemsFive site-specific systemsS/4HANA + AribaReplaceG1, G3High
GP-02Material masterSite-specific, 30% duplicationCentralized in MDGNewG1, G2Medium
GP-03CostingExcel plus manual monthly effortS/4HANA actual costingChangeG2Medium
GP-04Supplier evaluationNot in placeAriba SLPNewG3Low

6. Review Checklist You Can Use As Is

  • Five goals or fewer, each with a KPI and an accountable organization
  • The top-down hierarchical relationship is intact
  • Every business service has a named owner
  • No orphan components that link to no goal
  • No orphan goals that no component supports
  • The logical-to-physical component mapping is readable
  • Baseline and Target versions exist as a pair
  • Legible on one screen or one A3 sheet
  • Legend, version, scope, date, and approver are all recorded
  • No process detail or interface specifications have crept in (key facts only)

7. Summary

The value of a Business Footprint Diagram lies not in how attractive the drawing is, but in its ability to prove on a single page that the chain from business goal to technical component is unbroken. What the standard demands is traceability, ownership, and ruthless reduction to key facts (The Open Group). Lock down the input catalogs and matrices first, assemble the view in seven steps, then convert it into gaps using a Baseline and Target pair. Once you have this pattern, your Phase B output stops being something you produce and shelve, and becomes the document investment decisions are made from.


Reference Links


Disclaimer

Parts of this article were developed with reference to generative AI suggestions and were reviewed, refined, and supplemented based on the author’s professional expertise and judgment.


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