Insights

VC-backed hiring Harrison Clarke partners with tier-1 venture capital firms to scale engineering teams across infrastructure, software, and AI, signaling strong onboarding and coaching capabilities for portfolio companies in rapid growth phases.

Integrated ecosystem Beyond recruiting, Harrison Clarke invests in portfolio startups, connects founders with senior technical advisors, and facilitates customer and engineering executive engagement, presenting cross-sell opportunities for advisory and strategic services.

Content and network The firm produces industry content and hosts curated events, offering multiple touchpoints to engage potential clients and convert interested startups into long-term partners through visibility and credibility.

Tech stack alignment Current technologies such as Google Cloud, HubSpot, WordPress, and analytics tools indicate readiness to optimize client marketing, CRM workflows, and talent pipelines, suggesting upsell possibilities for marketing automation and candidate sourcing efficiencies.

Growth-stage focus Revenue range and venture-focused positioning imply opportunities to target startups moving from pre-seed to pre-IPO, with tailored services for scaling teams, leadership advisory, and strategic hiring at scale.

Similar companies to Harrison Clarke

Harrison Clarke Tech Stack

Harrison Clarke uses 8 technology products and services including Hotjar, HubSpot Analytics, HubSpot Content Hub, and more. Explore Harrison Clarke's tech stack below.

Harrison Clarke's Email Address Formats

Harrison Clarke uses at least 5 email formats:
Harrison Clarke Email FormatsExamplePercentage
First@harrison-clarke.comJohn@harrison-clarke.com
57%
First.Last@harrison-clarke.comJohn.Doe@harrison-clarke.com
36%
First.Middle@harrison-clarke.comJohn.Michael@harrison-clarke.com
7%
First@harrisonclarke.comJohn@harrisonclarke.com
73%
Last@harrisonclarke.comDoe@harrisonclarke.com
27%

Frequently Asked Questions

What is Harrison Clarke's phone number?

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You can contact Harrison Clarke's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Harrison Clarke's official website and social media links?

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Harrison Clarke's official website is harrisonclarke.com and has social profiles on LinkedIn.

How much revenue does Harrison Clarke generate?

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As of August 2026, Harrison Clarke's annual revenue is estimated to be $1M - $10M.

What is Harrison Clarke's NAICS code?

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Harrison Clarke's NAICS code is 5613 - Employment Services.

How many employees does Harrison Clarke have currently?

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As of August 2026, Harrison Clarke has approximately 17 employees across 3 continents, including North America, Europe and Oceania. Key team members include Client Solutions Partner: S. R., Researcher: B. G. and Consultant: J. F. Explore Harrison Clarke's employee directory with LeadIQ.

What industry does Harrison Clarke belong to?

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Harrison Clarke operates in the Staffing and Recruiting industry.

What technology does Harrison Clarke use?

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Harrison Clarke's tech stack includes Hotjar, HubSpot Analytics, HubSpot Content Hub, WordPress, Cookiebot, Mimecast, Google Cloud and WP Engine.

What is Harrison Clarke's email format?

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Harrison Clarke's email format typically follows the pattern of First@harrison-clarke.com. Find more Harrison Clarke email formats with LeadIQ.

When was Harrison Clarke founded?

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Harrison Clarke was founded in 2017.
Harrison Clarke logo

Harrison Clarke

Staffing and RecruitingCalifornia, United States11-50 Employees

Harrison Clarke is a staffing and recruiting firm based in San Francisco, California, that builds engineering teams for VC-backed startups. It concentrates on infrastructure, software engineering, and artificial intelligence. The firm partners with leading venture capital firms, including Sequoia, Sutter Hill Ventures, Menlo Ventures, Greylock, and NEA, to place engineers into their portfolio companies as these startups move from pre-seed to pre-IPO. Beyond recruitment, the company supports founders through a broader ecosystem by connecting them with senior technical advisors via its VC network and by hosting events that bring together engineering leaders and potential customers. It also operates Inside the Silicon Mind, a podcast featuring founders and investors shaping the future of technology.

Section iconCompany Overview

Phone number
NAICS Code
5613 - Employment Services
Founded
2017
Employees
11-50

Section iconFunding & Financials

  • $1M - $10M

    Harrison Clarke's revenue is estimated to be in the range of $1M - $10M

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