Advertising agencies have always juggled the dual demands of creative output and client service delivery. But as campaign complexity grows — spanning paid media, programmatic placements, influencer integrations, and cross-channel analytics — the administrative burden is quietly consuming hours that should go toward strategy. A 2024 report by the Association of National Advertisers found that agency account managers spend up to 40% of their time on administrative tasks rather than client-facing work.
Virtual assistants are increasingly the solution.
The Administrative Load Inside Ad Agencies
Every active client account generates a stream of operational tasks: briefing documents, media schedules, vendor coordination, budget tracking, invoice approvals, and performance report assembly. For agencies managing 20 or more active accounts, this volume becomes unmanageable at the account manager level.
According to a 2023 HubSpot Agency Survey, 62% of agency professionals said administrative workload was one of their top three barriers to growth. The same survey found that agencies with dedicated admin support — whether in-house or virtual — reported 28% higher client retention rates, attributed to faster response times and fewer billing errors.
Virtual assistants bring a structured, scalable layer of support to these workflows without the overhead of full-time hires.
Client Account Administration
Ad agency VAs handle the day-to-day coordination that keeps accounts moving: scheduling kickoff calls, distributing meeting notes, maintaining shared project folders, updating client-facing dashboards, and tracking deliverable deadlines across active campaigns.
For multi-brand clients or those running simultaneous campaigns across different channels, this organizational support is critical. A VA assigned to a $500,000 media account can maintain the contact logs, update status decks, and ensure that nothing falls through the cracks between internal teams and the client.
Campaign Coordination Support
Campaign coordination in advertising involves dozens of handoffs: creative briefs to production, production assets to media buyers, trafficking instructions to ad platforms, and performance data back to the client. Virtual assistants support this flow by managing shared workspaces, flagging overdue items, and keeping vendors on schedule.
A 2024 Forrester Research study on agency operations found that agencies using dedicated coordination support — including VAs — reduced campaign launch delays by an average of 22%. The compounding effect on client satisfaction and billing accuracy was significant.
Billing and Financial Admin
Billing errors in advertising are costly in more ways than one. Incorrect invoices erode client trust and create payment delays that affect agency cash flow. Virtual assistants can own the billing cycle: pulling media spend reports, cross-referencing against media plans, preparing draft invoices, tracking payment status, and following up on overdue accounts.
According to Xero's 2023 Small Business Insights report, businesses using dedicated billing support collected invoices an average of 14 days faster than those handling billing reactively. For advertising agencies running on retainer or project-based billing, this kind of consistency is financially material.
Reporting Coordination
Clients expect regular performance reporting, and producing those reports is time-intensive. Virtual assistants support reporting workflows by pulling raw data from ad platforms (Google Ads, Meta Ads Manager, DV360), formatting it into agency templates, and preparing the deck for account manager review before client delivery.
This division of labor means account managers spend their time interpreting results and advising clients — not building spreadsheets.
Scaling Without Adding Headcount
The appeal of virtual assistants for advertising agencies is structural: they provide skilled support at a fraction of the cost of a full-time account coordinator. A senior VA with advertising agency experience can handle the operational load of two or three accounts simultaneously, allowing agencies to grow their client roster without proportionally growing their team.
Agencies looking to build a reliable VA support layer can explore options at Stealth Agents, which specializes in placing experienced VAs with service businesses, including marketing and advertising firms.
What Comes Next
As campaign data becomes more complex and client expectations for real-time reporting increase, the administrative demands on advertising agencies will only grow. Agencies that build scalable support systems now — including virtual assistant infrastructure — will be better positioned to compete on service quality and margin.
The agencies winning new business in 2026 aren't necessarily those with the largest creative teams. They're the ones that have figured out how to deliver consistent, error-free account service at scale.
Sources
- Association of National Advertisers, 2024 Agency Operations Report
- HubSpot Agency Survey, 2023
- Forrester Research, Agency Operations Efficiency Study, 2024
- Xero Small Business Insights Report, 2023