Changing marketing agencies should not mean rebuilding the company’s digital operations from the beginning. A business may have years of campaign history, analytics data, audience information, creative assets, keyword research, website documentation, advertising accounts, conversion tracking, reports, and strategic decisions that remain valuable regardless of which agency manages the work next. A structured handover protects those assets and allows the incoming team to understand what has already been tested before making new decisions.
Problems usually appear when account ownership and documentation were never planned properly. The outgoing agency may hold administrative access to important platforms, creative files may exist only inside one employee’s cloud folder, campaign naming may be undocumented, or tracking may depend on tags that nobody on the client side fully understands. When the relationship ends, the new agency then spends the first several weeks simply discovering how the existing system works.
A good marketing agency handover checklist should therefore cover ownership, access, data, documentation, current work, historical performance, outstanding issues, and clear removal of old permissions after the transition is complete.
Start With an Inventory of Every Marketing Platform
Before transferring anything, create one master list of the systems used by the business.
Depending on the company, this may include:
• Google Analytics
• Google Search Console
• Google Ads
• Google Business Profile
• Google Tag Manager
• Merchant Center
• Meta Business Manager
• LinkedIn Ads
• Microsoft Advertising
• CRM software
• Email marketing platform
• Call tracking
• SEO tools
• Social scheduling tools
• Website CMS
• Hosting
• Domain registrar
• CDN
• Review platforms
• Marketing automation
• Reporting dashboards
The objective is not only to provide usernames and passwords. It is to identify who owns each account, what level of access the agency currently has, which company account should retain control, and whether the new provider needs administrator, manager, editor, or read-only permissions.
This account inventory becomes the foundation of the entire transition.
Confirm Ownership Before Removing the Old Agency
One of the worst times to discover that the agency owns a critical account is after its access has already been removed elsewhere.
Before changing permissions, verify ownership of every important platform.
Business-critical assets such as the domain name, primary website accounts, analytics properties, advertising history, Search Console, and Business Profile should ideally remain under appropriate client control while agencies receive the access required to manage them.
If the agency created an account under its own organisation, determine whether ownership can be transferred or whether assets need to be moved into a client-controlled account.
This should be resolved before the relationship formally ends.
A well-managed digital marketing relationship should leave the business with stronger infrastructure rather than dependence on one vendor.
Transfer Google Analytics and Tracking Information
Google Analytics data provides historical context that the next agency will need when evaluating performance.
The handover should document:
• GA4 property
• Data streams
• Important events
• Key events or conversions
• Ecommerce tracking
• Custom dimensions
• Referral exclusions where relevant
• Cross-domain tracking
• Filters or data settings
• Reporting conventions
If important events use unusual names, explain what they mean.
For example, generate_lead might represent every contact form while another custom event represents only quote requests.
The new agency needs to understand those differences before comparing historical and future performance.
Document Google Tag Manager
Google Tag Manager often contains some of the most important but least documented marketing infrastructure.
The handover should identify the correct container and explain major tags, triggers, variables, custom scripts, and third-party integrations.
Pay special attention to:
• Google Ads conversions
• GA4 events
• Meta Pixel
• LinkedIn Insight Tag
• Call tracking
• Form tracking
• Ecommerce events
• Consent configuration
• Custom JavaScript
If tags were created as temporary experiments and are no longer used, note that too.
Do not force the incoming agency to reverse-engineer years of tracking simply because the previous provider did not maintain documentation.
Transfer Google Ads Properly
The existing Google Ads account should usually be preserved because campaign history, conversion data, search terms, audience signals, negative keywords, experiments, and performance trends can remain valuable.
The handover should explain the current campaign structure, budgets, bidding strategies, location targeting, conversion actions, important audiences, negative keyword lists, feed dependencies, and any automated rules or scripts.
Also identify which campaigns are intentionally paused and why.
A new agency may otherwise assume that a paused campaign failed when it was actually seasonal, temporarily limited by inventory, or awaiting a landing page update.
For businesses using Google Ads, historical context can prevent the next team from repeating expensive tests that have already been completed.
Transfer Google Search Console
Search Console access should be under the business’s control and include all relevant properties.
The handover should identify the primary property, sitemap configuration, important indexing issues, manual actions if any, recent migrations, major query trends, and technical problems still under investigation.
If the agency has been monitoring a specific set of pages or search issues, provide that context.
For example, the outgoing team may know that certain product pages were intentionally noindexed or that a traffic decline coincided with a migration.
Without the explanation, the new agency may spend significant time diagnosing something the previous team already understood.
A strong SEO handover includes reasoning, not only access.
Include the Google Business Profile
For businesses depending on local visibility, Business Profile ownership and access should be reviewed carefully.
Document:
• Primary owner
• Other owners
• Managers
• Locations
• Current verification status
• Pending edits
• Recent category changes
• Address changes
• Current suspension or verification issues
• Review-management process
• Google posts or content schedule
Make sure ownership remains with an appropriate business-controlled account before the previous agency is removed.
If the outgoing agency is the only owner, resolve that before ending the transition.
Transfer Merchant Center and Product Feed Information
For ecommerce businesses, Merchant Center may be closely connected with advertising, website data, product feeds, promotions, and automated updates.
Document the Merchant Center account, linked Google Ads account, feed source, update frequency, supplemental feeds, shipping settings, tax configuration where relevant, promotions, diagnostic issues, and any custom feed rules.
If a feed is generated by Shopify, WooCommerce, an app, a scheduled file, or a custom system, explain where that connection is configured.
The new agency should know where product information originates before changing Merchant Center settings.
Hand Over SEO Research and Strategy
SEO handover should include much more than a ranking export.
Useful materials can include:
• Keyword research
• Keyword mapping
• Content plan
• Technical audits
• Redirect maps
• Internal linking plans
• Competitor research
• Backlink analysis
• Schema recommendations
• Content briefs
• On-page implementation records
• Pages intentionally consolidated
• Known cannibalization issues
• Priority pages
If a major decision was made, explain the reasoning.
For example, if three old service pages were consolidated into one stronger page, the next agency should know that this was intentional rather than recreating the deleted pages six months later.
Include Content Status and Ownership
Content projects often become messy during agency transitions because articles may exist in several stages.
Create a content status document showing what is:
• Published
• Drafted
• Awaiting approval
• In revision
• Assigned but not started
• Planned
Also provide the briefs, source materials, research, approved tone guidance, content templates, and any client feedback that should continue influencing future work.
This prevents duplicate topics and allows the next team to continue the content strategy rather than restarting it.
Transfer Creative Assets
Creative work should not disappear when the agency relationship ends.
The handover may include:
• Logos
• Brand guidelines
• Design files
• Editable ad creatives
• Social templates
• Photography
• Video files
• Landing-page assets
• Email templates
• Fonts where licensing permits transfer
• Approved copy
Editable source files can be particularly valuable because a flattened image may be impossible to adapt efficiently for a future campaign.
Asset ownership should follow the contract, so confirm which materials belong to the client and whether third-party licences create any restrictions.
Document Website Access
The marketing agency may have access to WordPress, Shopify, Webflow, Magento, hosting, DNS, CDN services, or other website systems.
The handover should identify each relevant account and the level of access required by the incoming team.
For a WordPress site, this might include administrator access, hosting, staging, backup systems, premium plugin licences, SMTP, security tools, caching, and analytics integrations.
For an ecommerce site, additional systems may include product-feed apps, payment integrations, review platforms, and inventory tools.
A website handover should also document any known technical limitations or custom functionality that the incoming agency needs to understand before making changes.
Include Domain and DNS Information
The domain registrar and DNS provider are among the most critical digital assets because losing access can affect the website, email, tracking, and other services.
The handover should state:
• Domain registrar
• Domain owner
• Renewal status
• DNS provider
• Nameservers
• Who has access
• Whether automatic renewal is enabled
Do not casually share registrar credentials when permission-based access is available.
The goal is ensuring the business knows where the domain is controlled and can recover it independently if necessary.
Document CRM and Lead Routing
If marketing leads flow into a CRM, the new agency needs to understand how that process works.
Document:
• Forms connected to the CRM
• Lead sources
• Pipeline stages
• Qualification rules
• Automation
• Notifications
• Lead scoring
• Offline conversion imports
• Sales ownership
• Spam classifications
This becomes especially important when marketing reports depend on CRM outcomes.
If an agency reports qualified leads rather than raw forms, the incoming provider must understand exactly how that classification is produced.
Include Email Marketing and Automation
Email marketing platforms may contain valuable customer lists, audience segments, automation workflows, templates, and historical campaign results.
The handover should identify active automations, abandoned-cart flows, welcome sequences, lead nurturing, customer segmentation, scheduled campaigns, sending domains, and any integrations feeding contacts into the platform.
Also clarify which campaigns are currently paused and whether that pause is intentional.
A new agency should not accidentally reactivate outdated promotions or interrupt important automated customer communication.
Provide Current Reporting and Baselines
The incoming agency needs a clear starting point.
Provide recent reports and explain how major KPIs were calculated.
Relevant metrics might include:
• Organic clicks
• Leads
• Qualified leads
• Revenue
• Advertising spend
• Cost per lead
• Cost per acquisition
• Conversion rate
• Organic rankings
• Local visibility
• Ecommerce revenue
• Return on ad spend
If reporting definitions changed during the engagement, note when the change occurred.
A lead metric that included spam during the first half of the year and excluded it later should not be compared without explanation.
Historical context prevents incorrect conclusions.
Document Current Experiments
An agency transition can happen while tests are still running.
Document active:
• Landing-page tests
• Ad experiments
• Bidding tests
• Audience tests
• SEO tests
• Conversion tracking changes
• Email subject tests
• Pricing or promotional tests
For each experiment, note the hypothesis, start date, current status, and what result would determine the next action.
Otherwise, the new agency may stop a valuable test halfway through or interpret partial data incorrectly.
List Outstanding Problems
Every account has unfinished work.
A good handover should openly identify it.
Examples might include:
• Tracking discrepancies
• Indexing issues
• Pending development tasks
• Merchant Center disapprovals
• Business Profile verification problems
• Broken integrations
• Campaigns awaiting approval
• Content waiting for client feedback
• Pages needing redirects
This section is extremely valuable because it shows the incoming team where immediate attention is required.
A transparent handover is better than presenting the account as perfect when unresolved issues already exist.
Document Third-Party Vendors
Marketing operations often depend on several companies.
The agency may work with:
• Developer
• Hosting company
• Photographer
• PR agency
• CRM consultant
• Freelance writer
• Designer
• Tracking provider
• Call-tracking company
The new agency should know who these vendors are, what they manage, and how responsibilities are divided.
This prevents situations where two providers unknowingly change the same system or where everyone assumes someone else is responsible for an important task.
Preserve Important Communication and Decisions
Not every strategic decision lives inside a marketing platform.
A client may have rejected a particular campaign, approved a specific positioning approach, decided not to target one market, or postponed a website migration for operational reasons.
Those decisions should be documented when they materially affect future work.
The incoming agency does not need every email ever exchanged.
It needs the context required to avoid repeating settled discussions or reversing decisions without understanding why they were made.
Transfer Files in an Organized Folder Structure
Throwing hundreds of documents into one shared folder is technically a handover but not a useful one.
Organize files by areas such as:
01 Strategy
02 SEO
03 Paid Media
04 Content
05 Creative
06 Analytics
07 Website
08 Reports
09 Access
Use clear filenames and dates.
The objective is to allow someone unfamiliar with the account to locate information without needing the outgoing agency to explain every file individually.
Schedule a Handover Meeting
Documents are important, but a live transition meeting can transfer context that is difficult to capture in a spreadsheet.
The outgoing team can explain campaign structure, current priorities, recurring problems, client preferences, technical dependencies, and work already in progress.
The incoming team should use the meeting to ask specific questions after reviewing the documentation rather than using the entire session to discover basic account information.
When possible, include the client in the discussion so responsibilities are clear to everyone involved.
Remove Old Access Only After the Transfer Is Confirmed
Do not remove the outgoing agency from every account before verifying that the business and incoming team can access what they need.
Complete the transfer first.
Confirm that ownership is correct.
Test important logins.
Make sure files are available.
Then remove unnecessary agency users according to the termination agreement and security requirements.
This sequence reduces the risk of accidentally locking everyone out of an account.
After removal, review administrative access once more to ensure former employees or outdated vendors are not still present.
Final Thoughts
A marketing agency handover should preserve knowledge as well as access.
The incoming agency needs to know which accounts exist, who owns them, how tracking works, what campaigns are active, what has already been tested, which projects are unfinished, and why important strategic decisions were made.
The outgoing agency should transfer relevant analytics, advertising, SEO, content, website, creative, CRM, email, Merchant Center, Business Profile, domain, and reporting information in a structured way. Ownership should remain with the business wherever appropriate, and old agency access should be removed only after the transition has been verified.
A strong handover protects the client’s previous investment. It allows the new team to build on existing knowledge instead of spending the first months rediscovering it.
The best agency transition is not one where the new provider starts from zero. It is one where they can understand exactly where the previous work ended and confidently decide what should happen next.
FAQs
What should be included in a marketing agency handover?
The handover should include account access, ownership information, analytics, advertising, SEO, content, creative assets, website details, tracking, CRM processes, reports, strategy, and outstanding work.
Should the business own its marketing accounts?
Where practical, important business assets should remain under appropriate client control while agencies receive the permissions required to manage them.
Should Google Ads history be transferred?
Yes. Existing campaign history, conversion data, audiences, search terms, and other account information can remain valuable to the incoming agency.
Should SEO keyword research be included?
Yes. Keyword research, mapping, audits, content plans, technical recommendations, and implementation records can prevent duplicated work.
When should the old agency’s access be removed?
After ownership, files, account access, and necessary permissions for the client and incoming agency have been verified.
Is a handover meeting necessary?
It is highly useful for complex accounts because it allows the outgoing team to explain strategy, unfinished work, account structure, and important context that may not be obvious from documents alone.