Written by: Aaron Rovner, Founder, Saas Hero | Last updated: September 3, 2026
Key Takeaways
- Most agency searches fail because of slow fatigue and misaligned expectations, so B2B leaders need a structured vetting process.
- Define measurable goals and secure alignment across marketing, sales, and finance before you speak with any agency.
- Understand agency pricing models because fee structures shape recommendations and can create or remove hidden incentives.
- Use a checklist that covers CRM optimization, post-click ownership, team composition, reporting quality, and data ownership.
- Book a discovery call with SaaSHero to apply this 7-step framework to your account with a proactive, ownership-driven team.
Step 1: Define Your Goals and Align Your Team
Clear internal goals make agency evaluation objective instead of subjective. Before the first discovery call, your marketing, sales, and finance teams should agree on what success means in measurable terms. Define targets such as qualified pipeline sourced per quarter, cost per sales-accepted opportunity, or a CAC payback period under twelve months.
Use this internal checklist before you begin the search:
- Our target pipeline contribution from paid acquisition this quarter
- Our acceptable CAC payback period
- The internal owner of the agency relationship with authority to approve creative and messaging
- The sales team’s definition of a qualified lead and whether that definition exists in the CRM
With this alignment in place, you evaluate agencies against your commercial goals instead of their decks. The agency you select can then focus on the metrics that matter, not proxy metrics that are easy to report.
Step 2: Set a Realistic Budget and Decode Pricing Models
Agency pricing models create incentives that shape recommendations. The fee structure matters as much as the number on the proposal. When you understand how a model works, you can predict how an agency will behave when performance changes.
The three most common models in the market are percentage of ad spend, flat retainer, and per-channel pricing. Each creates a different incentive structure:
- Percentage of spend: The agency earns more when your budget grows, regardless of whether growth is warranted. Every recommendation to scale carries a financial interest.
- Per-channel pricing: The fee rises when a new channel is added and falls when one is removed. Channel-mix reallocation turns into a contract discussion instead of a strategic decision, and budget often stays where it started.
- Flat retainer indexed to total ad spend: The fee moves with the size of the overall budget, not with the number of channels. Adding, removing, or reweighting a channel leaves the fee unchanged, so recommendations stay tied to performance data.
SaaSHero uses a flat retainer indexed to total monthly ad spend. This structure decouples channel-mix decisions from fee changes. A proposal to shift budget from LinkedIn to Google or to test Meta does not change what you pay and does not increase what SaaSHero earns.
Step 3: Source Agency Candidates Strategically
Strong agency searches start with referrals from peers who have solved the same problem at similar companies. An operating partner introduction, a recommendation from a CMO in your network, or a reference from a portfolio company carries more signal than a generic search result. Many top-ranking agencies in search results excel at SEO but do not specialize in B2B paid acquisition.
Use several sourcing channels in parallel:
- Peer referrals from CMOs or VPs of Marketing at companies with similar size and motion
- Google’s Premier Partner directory, which highlights agencies in the top 3% of participating Google Partners within a given country, as determined annually by Google
- G2’s digital marketing agency rankings, which surface agencies with verified client reviews
- Industry events and communities where practitioners discuss vendors candidly
Build a shortlist of three to five agencies that specialize in B2B and have documented experience with companies at your revenue range and spend level. A generalist agency that has never supported a six-month sales cycle with a buying committee will struggle with the structural requirements of your program. Once you have that shortlist, move into a structured vetting process for each candidate.
Step 4: Vet Agencies with a Structural Checklist
The vetting stage determines whether the relationship will work over time. Many buyers focus on the pitch instead of the structure, yet structural questions predict long-term success far more reliably than slide quality.
Case studies and references: Request case studies from companies in similar industries and revenue ranges. Speak with references directly and ask three focused questions. How proactive was the agency? Did they bring ideas, or did you have to supply them? Who actually worked on your account day to day?
Team composition: Confirm who will be on your account in month seven, not just who attends the discovery call. Verify that the team consists of full-time employees rather than a contractor bench. Ask whether designers and copywriters are in-house or outsourced. SaaSHero’s roughly 20 specialists are all full-time employees, including in-house designers and copywriters.
Reporting and attribution: Clarify how the agency measures success. The most important question in this category is: Are you optimizing campaigns around CRM data or just form submissions? An agency that optimizes to form fills trains the ad platform to find people most likely to submit forms, such as students, competitors, and job seekers. Meanwhile, it reports a falling cost per conversion. An agency that optimizes to CRM data feeds the platform qualified opportunities and lifecycle-stage events. The algorithm then learns from outcomes that matter to revenue.
Post-click experience: Establish who owns the landing pages. An agency that does not control the post-click experience cannot take full accountability for results. The landing page headline is often the highest-leverage variable in paid acquisition performance. If the agency can only recommend changes and cannot implement them, that lever stays stuck.
Data ownership: Confirm in writing that you own all ad accounts, creative assets, tracking configurations, and data throughout the engagement and after it ends. An agency that controls your accounts as leverage has shifted its model away from results.
Red flags to disqualify: Watch for agencies that promise quick wins in multi-month sales cycles, report primarily on impressions and cost per lead instead of pipeline, or cannot explain who will work on your account and their qualifications. Treat per-channel pricing that turns channel testing into a contract negotiation, unclear ownership of landing pages and conversion rate optimization, and evasive answers about offboarding as signals to walk away.
Step 5: Ask Targeted Questions in Interviews
Discovery calls reveal whether an agency behaves like a partner or waits for direction. Use structured questions to surface weaknesses before you sign.
- “How do you optimize campaigns, against CRM data or just form submissions?”
- “Who will be on my account team, and are they full-time employees?”
- “Who owns the landing pages my campaigns point to?”
- “Can I see a sample reporting dashboard, in a live view rather than a PDF?”
- “What happens if I want to leave? Do I own my accounts and all the data?”
- “How proactive are you? Will you bring ideas and testing plans, or should I drive that?”
- “How does your fee change if we add a channel or move budget between channels?”
An agency that cannot answer the CRM optimization question clearly has not built the measurement infrastructure to support it. An agency that hesitates on the proactivity question has not designed an operating model that consistently brings ideas to clients.
Book a discovery call with SaaSHero and ask us every one of these questions directly.
Step 6: Compare Proposals and Choose Your Partner
Evaluate proposals on strategic clarity, realistic timelines, and alignment with your defined goals. A structured scoring matrix that weights the structural criteria from Step 4, such as CRM optimization, post-click ownership, team composition, reporting quality, and fee structure, supports a defensible decision.
Ask shortlisted agencies for a complimentary audit of your existing account as a work sample. An audit reveals how an agency thinks before you commit. Look for identification of structural issues such as conversion tracking configured against the wrong events, untested landing pages, or campaign architecture that has not changed in a year. Surface-level comments about bid strategy alone signal a shallow approach.
SaaSHero offers a complimentary audit and treats it as a diagnostic. The audit explains what is actually wrong with your account and can confirm whether your current relationship is worth saving.
Step 7: Negotiate a Contract That Protects Your Company
The contract formalizes the structural commitments you heard on discovery calls. Use it to lock in ownership, flexibility, and clear expectations.
- Asset and data ownership: You own all ad accounts, creative files, landing page files, tracking configurations, and historical data during the engagement and after it ends.
- Termination and notice periods: Avoid long-term lock-in without performance clauses. A six-month term can work when it includes a validation gate and clear performance expectations.
- Offboarding process: The contract should specify that the agency will transfer all assets and assist with handover. A difficult offboarding process often signals reliance on switching costs.
- Performance expectations: Define success using the terms from Step 1, such as pipeline, cost per SQL, and CAC payback, instead of platform metrics alone.
SaaSHero’s contracts are straightforward on ownership. Everything built during the engagement belongs to the client throughout and leaves with them at the end. Ad accounts, conversion tracking configurations, landing page files, design files, creative, and dashboards remain the client’s property.
Frequently Asked Questions
If you still have questions about choosing an agency, these answers cover the topics B2B leaders ask about most often.
How do I know if my digital marketing agency is legit?
A legitimate agency stays transparent about who works on your account, how they measure success, and what happens to your data if you leave. Look for CRM-connected reporting that shows pipeline and revenue, not just clicks and impressions. Expect encouragement to speak directly with current and former clients, a clear contract that confirms you own all accounts and assets, and a detailed explanation of who will be on your account in month six and whether those people are full-time employees. Third-party credentials such as Google Premier Partner status, which is held by the top 3% of participating Google Partners within a given country, or verified G2 rankings, provide an external check on claims. Treat promises of quick wins in multi-month B2B cycles, reliance on vanity metrics, or evasive answers about offboarding as warning signs.
What is the “bait-and-switch” in the agency world?
The bait-and-switch occurs when senior leadership and top specialists appear during sales, then disappear after the contract is signed. Day-to-day account management shifts to a more junior or less experienced team, and the client experiences a drop in strategic quality and responsiveness. Protect yourself by asking who will be on your account team in month seven, what each person’s qualifications are, and whether they are full-time employees or contractors. Ask references who actually worked on their account and whether that changed after the first few months.
Why is optimizing for CRM data better than optimizing for form submissions?
Ad platforms act as goal-seeking systems. When you define a form submission as the goal, the platform finds people most likely to submit forms, often including students, competitors, job seekers, and companies outside your ICP. Cost per lead falls, lead volume rises, and dashboard metrics improve, while sales-ready pipeline stays flat. Optimizing against CRM data such as qualified opportunities, lifecycle-stage events, and closed revenue changes what the algorithm learns from. It becomes better at finding prospects who resemble your best customers instead of people who simply complete forms.
What is the 3-3-3 rule in marketing?
The 3-3-3 rule in marketing is a focus framework that encourages teams to concentrate on three core messages, three audience segments, and three primary channels. It guides strategic focus rather than prescribing a specific budget allocation. Use it to evaluate whether an agency balances short-term demand capture with longer-term demand creation. When you review a proposal, ask how the recommended channel mix supports awareness, consideration, and conversion, and what the plan is for each horizon.
What questions should I ask an agency’s references?
Reference calls work best when you focus on process and behavior instead of headline results. Ask whether the agency brought ideas or waited for direction. Clarify who worked on the account day to day and whether that changed after onboarding. Explore how they handled periods when performance missed expectations. Confirm that the client owned accounts and data throughout and that offboarding was straightforward. Ask how long it took to move from briefing to launch for new campaigns or creative. These questions surface behaviors such as proactivity, ownership, transparency, and speed that predict fit at your company.
Conclusion: Turn Agency Selection into a Confident Decision
The seven steps above form a complete digital marketing agency selection checklist. Define goals and alignment, set a budget and understand pricing incentives, source candidates from the right places, vet with structural questions, ask interview questions that reveal ownership and measurement practices, compare proposals on criteria that predict performance, and negotiate a contract that protects your data and your exit.
SaaSHero is built for B2B companies that need one team to own the entire paid acquisition funnel: paid media, creative, landing pages, attribution, and strategy. We optimize against CRM revenue data rather than form-fill counts, and we operate proactively without requiring management. Founded in 2018, SaaSHero has managed over $60 million in lifetime ad spend for more than 100 B2B companies, holds Google Premier Partner status as a top 3% agency, and is ranked #20 of approximately 6,000 agencies on G2.
Stop managing your agency and start scaling your growth. Book a discovery call with SaaSHero today.