How Should PE Firms Find and Vet SEO and Content Marketing Help for a Portfolio Company?

Discover how private equity firms can effectively find and vet SEO and content marketing partners to enhance portfolio company performance.

Four checks before anyone signs

• Vet on what the provider will report. Qualified leads and pipeline by channel, read from the portfolio company’s CRM on a set cadence, is the bar. A report built on traffic and rankings alone is the tell.
• Expect technical fixes, content, and authority work to start together. An audit that runs for months before the first piece ships spends a quarter of the hold on findings.
• Treat AI search as search. Google’s 2026 guidance says optimizing for its generative AI features is still SEO, so a separate “AEO” product built on tricks is a red flag.
• Fit the help to the team. A marketing team of one needs execution handled outside and one person who owns the number.

Private equity firms should vet SEO and content marketing help on one question before any other: what will you report, and when? The right provider ties its work to qualified leads by channel in the portfolio company’s CRM, runs technical, content, and authority work at the same time, and folds visibility in AI answers into the same plan.

This guide is written for operating partners and the portfolio company leaders beside them, at companies in the lower middle market and core middle market where marketing is a team of one or two people. Across BluWave project data this year, PE sponsors asking for SEO and content help kept returning to the same asks: accountability for leads rather than traffic, work that moves on several fronts at once, and a plan for showing up in AI answers. The criteria below are built from those asks.

Why vetting marketing help got harder in 2026

Buyers now research in two places, and PE firms are holding companies long enough to need both working. In Pew Research Center’s February 2026 survey, 49% of U.S. adults said they use AI chatbots such as ChatGPT, Gemini, or Copilot, and 61% of adults ages 30 to 49 said the same. Business buyers have moved further. In a Semrush survey of U.S. B2B professionals fielded in March and April 2026, 66% of those who use AI for work said they regularly use it to research vendors, and agencies and service providers topped the list of what they research.

Search did not go away in the process. The same survey found that 41% of those buyers start with AI and then validate in search, and 71% visit a vendor’s website after an AI tool mentions it. Whichever door a buyer walks through first, the portco’s own site and content still carry the decision.

The exit clock keeps stretching at the same time. PitchBook’s 2026 midyear outlook counted 13,325 U.S. PE-backed companies in inventory as of Q1 2026 and described a portfolio getting larger and older as exits stall. A longer hold puts more weight on the value creation an operating team drives itself, and pipeline is part of that work.

Sponsors on BluWave scoping calls this year described the cost of getting the vetting wrong. On a recent call, a PE sponsor on the board of a PE-backed consumer business recalled the prior agency’s reports: traffic up, presented as a win, while leads from that same channel fell. The sponsor’s next ask was a recurring read, every quarter or two, of which traffic converts, plus a plan to do more of it. The company’s marketing lead added a second ask. Every vendor in the category had opened with months of technical findings before content started, and this time technical work, content, and link building would run in parallel.

Traffic is an input. Leads are the outcome.

What should PE firms vet for in an SEO and content marketing partner?

Vet the partner on six things, starting with measurement, because the answer to the first question shapes how you read every claim that follows.

1. Reports leads and pipeline by channel, from the CRM, on a set cadence. Ask what the month-three report will contain and which system each number comes from. Agree on what counts as a lead before work starts, so marketing and sales argue about results rather than definitions. AI visibility belongs in the same report, with the same caution: Google’s generative AI performance reports in Search Console, launched in June 2026, count impressions in AI Overviews and AI Mode, not leads. Rankings, sessions, and AI impressions belong in the appendix, never the headline.
2. Runs technical, content, and authority work in parallel. Ask for a 90-day plan that shows what ships in the first 30 days. An audit-first sequence with content parked behind it is the pattern sponsors told BluWave they were done paying for.
3. Writes for the portco’s buyers, in its industry. Ask for samples written for a similar buyer, not a content calendar. Google’s 2026 guide to its generative AI features says unique, first-hand, non-commodity content will likely shape a site’s presence there more than anything else it recommends.
4. Has an AI search plan that matches Google’s published guidance. Google says that from its perspective, AEO and GEO are still following SEO fundamentals, and that llms.txt files, “chunking” content, and chasing inauthentic brand mentions do nothing for its AI features. Its own hiring checklist now asks whether a provider’s AEO or GEO advice lines up with that guidance. Google speaks for Google, so for ChatGPT and other assistants, ask what the provider measures, with which tools, and where those tools get their data.
5. Has done this at PE pace, at this company size. Ask for references from PE-backed companies of similar size, and ask those references what changed in pipeline, not how responsive the agency was.
6. Delivers a realistic audit and never guarantees rankings. Google’s guidance is direct: an audit should come with realistic estimates of improvement and of the work involved, the provider gets read-only Search Console access at that stage, and anyone guaranteeing the top result should be passed over.

“The vetting question that separates marketing providers is simple: what will you show the sponsor in month three? Providers built for PE answer with leads by channel and what each one costs. Providers who answer with rankings are telling you what they would rather be measured on.”

—Keenan Kolinsky, VP, Market Network, BluWave

What should I ask an SEO agency in the first meeting?

Ask four questions, and listen for answers that name the portco’s CRM, its buyers, and a date.

• What will your month-three report show, and which system does each number come from?
• What ships in the first 30 days, and what runs in parallel after that?
• Can you show work you wrote for a buyer like ours?
• What does your AI search work consist of, and how does it line up with Google’s published guidance?

Google’s own hiring page adds one worth borrowing as written: what results do you expect, in what timeframe, and how do you measure success?

How do I know if our current agency is working?

Pull qualified leads by channel for the last two quarters from the CRM and set them beside the agency’s own reports. If the two tell different stories, or nobody can produce the first one, measurement is the first fix, ahead of any new content or channel spend.

A PE sponsor running a recently carved-out business described that exact gap on a 2026 call. The prior firm had run SEO, paid social, and the website, and no one could say which spend became leads. The sponsor’s first ask of the next partner was to track every dollar through to the lead it produced.

Agency, specialist, or fractional marketing leader?

Match the help to who owns the number. A one-person marketing team cannot also be the strategist, the writer, and the technical SEO.

• An agency fits when someone inside already owns pipeline and needs execution volume across content, technical work, and links.
• A specialist fits a single, defined gap: a re-platform, a site migration, or a content program in a technical niche.
• A fractional or interim marketing leader fits when nobody owns the number yet. That person sets the measurement, hires the agency, and holds it to the report.

Buy-and-build changes the brief. A PE-backed services platform assembled through add-ons came to BluWave this year running sites under several brands, with a plan to consolidate them under one, keep the search equity each add-on had built, and hold the structure together as acquisitions continue. When the thesis includes more add-ons, ask for multi-brand consolidation experience by name.

Digital marketing also shows up before close. Deal teams assess a target’s lead engine and paid-media efficiency during due diligence, and the same measurement questions apply.

How BluWave connects the right help

Share the need, BluWave identifies exact-fit digital marketing resources, and introductions are made within 24 hours. For SEO and content providers, there is no cost to connect: the portfolio company contracts with the provider directly. Fractional and interim marketing leaders come through the BluWave Interim Leadership network, with no retainer required.

If a portfolio company’s marketing report still leads with traffic, the move is to change what it leads with before the next board meeting. Share the need, and BluWave will match the portco with SEO, content, or fractional marketing help vetted for PE work.