Top 8 Marketing Automation Agencies for Lab Testing Services (2025)

SmartBug Media is a certified HubSpot partner agency that offers full-service digital marketing built around inbound principles and RevOps efficiency. With 1,200+ certifications and 250+ team members, they specialize in turning HubSpot into a growth engine across marketing, sales, and customer success. Platforms: HubSpot, Shopify, WordPress, Craft CMS, Magento/Adobe Commerce. Services offered: HubSpot services (HubSpot onboarding, HubSpot admin, Sales Hub, Service Hub, etc.), Artificial intelligence (AI) & tech services (web development, e-commerce, web apps, AI agents, integrations & migrations), Marketing services (demand generation, paid media, search engine optimization (SEO), public relations (PR), event management, franchise marketing, etc.), Strategy Partner (Expert Guidance) - starts at $1,500/month. Notable clients: Avjet, Care ATC, Shyft, Kansas State University, StoneX. Pricing: Contact SmartBug’s team.

Rejoiner is a retention-focused marketing platform that combines powerful automation solutions with a dedicated team of lifecycle experts. This agency provides fully managed automation services that include email marketing automation, performance creative, and segmentation. They also help to automate repetitive tasks across email, SMS, popups, and even postcards. Services offered: Email marketing, text marketing, postcard marketing, cart abandonment, and professional services. Notable clients: Ketone-IQ, Humanscale, AuthenTEAK, Big Chill, Triumph. Pricing: Rejoiner’s platform costs between $25 and $1,695/month (for 1,000 - 149,000 contacts). For 150K+ contacts, reach out to Rejoiner’s team.

Couch & Associates is a digital consulting firm specializing in custom marketing automation and data infrastructure solutions. Unlike single-platform agencies, they work across ecosystems, integrating, optimizing, and securing your martech stack to deliver scalable business growth. With deep roots in both technical execution and strategic planning, they’re a go-to for organizations with messy systems, regulatory pressure, or cross-departmental misalignment. Services offered: Strategic advisory (roadmap development, marketing technology evaluation, marketing operations assessment, customer journey mapping, data analysis & recommendations), Development services (sales and marketing technology integrations, data migrations, data management), Managed services (marketing automation management, systems training and adoption, systems implementation, digital marketing campaign management). Notable clients: Bloomberg, Cognex, OpenText, Dell, Synopsys. Pricing: Contact the team.

Belkins is a B2B lead generation agency focused on building qualified sales pipelines through targeted, omnichannel outreach. Instead of just running email marketing campaigns, they deliver end-to-end client acquisition systems, combining cold email, LinkedIn, SMS, calling, and paid ads to book appointments and fill calendars consistently. Their model blends tech-enabled execution with hands-on sales development, making them ideal for companies that need quick outbound traction without hiring in-house SDR teams. Services offered: Sales development, lead generation, lead nurturing, demand generation, sales enablement, outsourced SDRs, HubSpot CRM consulting. Notable clients: CitrusAd, General Electric, Mole Street, Cemtrex, Ebanx. Pricing: Contact the team.

Tuff Growth is a full-stack growth marketing agency that embeds directly into your business to operate like an in-house marketing team. Focused on process over quick wins, Tuff delivers holistic growth strategies built on testing, iteration, and execution across every stage of the funnel. From message testing to landing page builds, multivariate testing, and marketing tasks, they help startups and scaling businesses find traction with less risk and overhead. Services offered: Paid media, video marketing, content marketing, SEO, CRO, data analytics, performance creative, GEO & AEO. Notable clients: Soona, Teachable, Punchbowl, Multiverse. Pricing: Book a strategy call.

HawkSEM is a performance marketing agency that blends expert strategy with technical execution to drive measurable ROI. With deep roots in paid search and SEM, they offer everything from conversion optimization to lifecycle reporting. Their proprietary ConversionIQ™ system unifies marketing data across platforms like Google Ads, HubSpot, and Facebook, giving clients full visibility into attribution, campaign performance, and next-step opportunities. HawkSEM is a Google Premier Partner, Microsoft Advertising Partner, and Meta Business Partner. Services offered: PPC management, SEO, search engine marketing (SEM) content marketing, social media management, performance creative, CRO. Notable clients: Honda, Microsoft, Verizon, Nike, Zephyr. Pricing: Contact the team.

Magnet Monster is a retention marketing agency built for e-commerce brands that want sustainable business growth. Rather than operating in silos, Magnet Monster takes full ownership of the retention function, integrating deeply with acquisition teams and building comprehensive frameworks that turn one-time buyers into long-term customers. Their strength lies in connecting marketing automation tools like Klaviyo, PostPilot, and Tapcart into unified, revenue-driving strategies. Services offered: Email marketing, SMS marketing, direct mail automation, customer segmentation, CLTV optimization, marketing technology integrations. Notable clients: Waterdrop, Spotlight Oral Care, Big Blanket, Wild. Pricing: Contact the team.