PPC Agencies
Performance marketing agency focused on hitting bigger goals.
Top Sales Agencies Score
KlientBoost provides performance marketing services for companies ranging from startups to large brands, with offerings across paid media, LinkedIn Ads, SEO, CRO, landing pages, creative, email marketing, and related strategy and analytics. It also offers a free marketing plan that includes competitor, financial, customer, and market analysis.
Location
Costa Mesa, California
Founded
Not publicly listed
Team Size
51-100
The themes clients raise most, synthesized from 4 verified reviews we read. Each badge counts how many of those reviews raised the point.
Collaborative working relationship
Multiple visible G2 excerpts describe KlientBoost as collaborative and constructive in how it works with clients.
Constructive strategic advice
Visible G2 review text points to strategic feedback and advice as a specific strength.
Helps grow client base
One visible G2 review says the agency helped connect clients with social platforms and increase the number of clients.
KlientBoost does not publish fixed package prices or standard plan tables on its own website; instead, it asks prospects to request a custom marketing plan and says it will provide multiple pricing options based on goals, timelines, strategy, and team size. The concrete numbers I found are mostly directory figures rather than first-party price sheets: Clutch lists a $1,000+ minimum project size and $100-$149/hr hourly rate, while DesignRush lists a $1,000-$10,000 minimal budget and $100/hr average hourly rate. KlientBoost’s own Google Ads service page discusses common pricing structures—flat monthly retainers of $2,500-$15,000+, percentage of ad spend at 12-30%, and performance-based pricing with a base retainer plus bonuses—but this appears to describe industry/common models for this service category rather than a firm, binding public price card for KlientBoost.
Where this pricing information was traced from.
How Klientboost actually works, reconstructed from customer reviews and third-party write-ups.
KlientBoost engagements appear to start with a customized pre-sales marketing plan, then move into a collaborative but highly proactive retainer where the team manages paid media and often landing-page/CRO work together. Across reviews and company materials, clients repeatedly describe transparent communication, weekly reporting, regular optimization, and a process where KlientBoost brings strategic recommendations and gets ad approvals before launch.
KlientBoost first builds a tailored plan tied to the prospect's goals before work begins. On its site, that plan includes ICPs and jobs-to-be-done, mocked-up ads and landing pages, competitor analysis, quick-win opportunities, and channel-specific audience recommendations.
Early engagement work centers on connecting marketing activity to business goals and deciding where budget should go. KlientBoost's site says it ties financial goals to the best marketing opportunities and uses a "Growth Grid," while third-party coverage describes engagements as combining paid ads with CRO rather than treating media buying in isolation.
Once strategy is set, KlientBoost prepares the assets and execution plan across the agreed channels. Evidence from KlientBoost's service pages and review summaries shows the work commonly includes campaign setup and management, ad copy/design, and dedicated landing pages designed for the traffic source.
Before advertising goes live, clients are kept in the loop and asked to approve launch materials. A G2 review snippet specifically says KlientBoost made sure the client approved all advertising that went live, reinforcing a controlled handoff between preparation and activation.
After launch, KlientBoost operates as an active account manager rather than a set-it-and-forget-it vendor. Reviews and company pages describe ongoing adjustments to ads, bids, audiences, keywords, and landing pages, with structured A/B or split testing and cross-client data informing recommendations.
Delivery appears to be recurring and data-heavy: clients describe weekly reporting, transparent performance visibility, and proactive communication about what is changing and why. Clutch highlights transparency and a data-driven approach, while KlientBoost's own review page quotes a client saying the team adjusted ads independently and reported weekly with supporting data.
As performance becomes clear, KlientBoost appears to shift resources toward what is working and away from what is not. Client testimony on KlientBoost's results page says the agency evolved the relationship to focus on what produced desired results, and the company site says it adds resources when pacing behind goals and scales spend or services when goals are being hit.
Customer reviews and third-party write-ups this process was traced from.
How Klientboost ranks against other Marketing agencies.
KlientBoost has clear third-party review presence on Clutch, G2, Trustpilot, and BBB, while I could not verify a company listing on Google or Capterra from search results. Across the platforms where it is listed, its reputation appears strongest on Clutch and G2, where ratings are high and reviewers commonly emphasize communication, transparency, expertise, and measurable marketing results; Trustpilot shows a much smaller and weaker review footprint, and I could verify BBB presence but could not reliably read customer review text there.
402 reviews
Clutch describes KlientBoost as valued for cost, effective PPC/social management, and strong ROI outcomes such as reduced CPA and increased lead generation. Review insights on the profile also highlight communication, timeliness, transparency, and a data-driven approach, with some mention of room for improvement in creative services.
397 reviews
G2 shows a strong overall rating and surfaces recurring themes around communication, collaboration, partnership, and expertise. Its pros/cons summary also indicates some reviewers mention expense, miscommunication, lack of expertise, inefficiency, and communication issues.
“KlientBoost Helped Us Connect with Social Platforms and Grow Our Client Base”
“It has helped connect clients with social platform increasing the number of clients”
“I like our relationship with KlientBoost because it's a collaborative relationship.”
“They are well-enabled with the information we give them and they use that to provide constructive feedback and strategic advice.”
4 reviews
Trustpilot shows only a small review footprint for klientboost.com and a relatively low TrustScore. The page confirms the profile is for the klientboost.com domain and notes the company has not replied to negative reviews.
I verified a BBB Business Profile for Klientboost in Costa Mesa, CA under Digital Advertising. The search snippet confirms it is not BBB accredited, but rating/review details were not clearly visible in the accessible search/open results I could inspect.
Strengths
Concerns
First-hand reviews from verified Top Sales Agencies members.
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KlientBoost offers performance marketing services including paid advertising, PPC management, Google Ads, Facebook Ads, LinkedIn Ads, SEO, conversion rate optimization, landing pages, creative, email marketing, business intelligence, and marketing strategy. Its site also highlights B2B marketing and LinkedIn Ads for B2B companies.
KlientBoost does not publish fixed package pricing on its website. It says pricing is custom based on goals, timelines, strategy, and team size, while third-party directories list a $1,000+ project minimum and an hourly range of $100-$149.
KlientBoost says it provides multiple custom pricing options rather than standard plans. Its service pages reference common models such as flat monthly retainers, percentage of ad spend, and performance-based pricing with a base fee plus bonuses.
KlientBoost is located in Costa Mesa, California, United States. The contact address listed is 2787 Bristol Street, Costa Mesa, CA 92626, United States.
KlientBoost has verified third-party profiles on Clutch, G2, Trustpilot, and BBB. Clutch shows a 4.9/5 rating from 402 reviews and G2 shows 4.8/5 from 397 reviews, while Trustpilot shows 2.6/5 from 4 reviews.
KlientBoost emphasizes aggressive accountability, proactive optimization, and tying marketing work to financial metrics and revenue goals. It also says it uses a proprietary Kite platform to track anomalies and opportunities and offers a free marketing plan built from competitor, financial, customer, and market analysis.
You can contact KlientBoost at (866) 204-2028 or by email at friends@klientboost.com. It also has a contact page on klientboost.com.
Location
2787 Bristol Street, Costa Mesa, CA 92626, United States
Phone
(866) 204-2028Domain registered
August 2012
Last updated
June 2026
Domain age
~13 years
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