Kleiner Perkins

Kleiner Perkins is a high-conviction venture firm that leads early, especially at Seed and Series A, while selectively making larger growth-stage bets through dedicated Select/Growth vehicles. The firm is strongly founder-first, highly thematic around the AI super-cycle, and looks for companies that can become new platforms or category leaders rather than capital-intensive, low-margin businesses.

Evaluation weights

How much weight this investor places on each dimension. Totals 100%.

Team-led · 34%

Metrics

16%

Revenue, growth, and unit economics

Market

22%

Size, timing, and competitive landscape

Team

34%

Founder experience and execution ability

Product

28%

Differentiation and technical quality

Bias toward exceptional founders over polished plans
Bias toward platform shifts, especially AI, that can produce category leaders
Bias for leading early rounds with concentrated conviction
Bias against capex-heavy, low-margin, commodity-like businesses

Pitch difficulty

How hard it is to get a meeting and close funding from this investor.

Funded / yr

Deals closed in a typical year.

Led / yr

Rounds led in the last 12 months.

Pitches / yr

~2250

Decks reviewed in a typical year.

Acceptance rate

1.2%

Share of pitches that get funded.

Estimated — public data is not fully disclosed.

Why it's hard

Strong preference for rare founder quality and earned insight
Focus on companies that can become new platforms or category leaders
Growth investing is reserved for high-inflection breakout businesses
Explicit avoidance of low-margin, capital-intensive commodity sectors

Kleiner Perkins is highly selective because it concentrates around exceptional founders, often seeks category-defining outcomes, and is especially disciplined at later stages where only breakout companies typically qualify for larger checks.

Green flags

What drives a yes for this investor.

A founder or team with exceptional insight, intensity, and product obsession
Evidence the company could define a new platform, stack, or category
Early usage patterns showing small-N but unusually high engagement
Clear signs of breakout traction from Series A onward, especially fast ARR or customer growth
A business model with software-like margins and the potential for durable pricing power

Red flags

What kills deals and gets a fast no.

Capex-heavy, low-margin commodity businesses with weak pricing power
No evidence of exceptional founder-market fit or product obsession
Incremental products in crowded markets without platform potential
Later-stage fundraising without breakout traction or revenue acceleration
Business models that look services-heavy or structurally unscalable

How to win

Patterns that lead to successful pitches.

Lead with founder insight and why this team is uniquely suited to win
Show evidence of intense user love or small-N/high-engagement behavior early
Frame the company as a category creator or platform, not a point solution
Demonstrate clear inflection in ARR, customer growth, or adoption for Series A+
Explain why the market expands as the product proves itself

Fund strategy & identity

Who they are and how they operate.

Lead or co-lead Seed and Series A rounds with meaningful ownership targets
Back exceptional founders even before product or revenue when insight is unusually strong
Invest broadly across the AI stack while staying open to fintech, health-tech, consumer, and hard-tech breakouts
Use Select/Growth funds to double down on breakout winners at high-inflection moments
Avoid venture-poor, capex-heavy commodity businesses with weak pricing power

Firm identity

Founder-first and relationship-driven High-conviction early-stage lead investor AI-first with broad platform orientation Hands-on, bespoke support model Selective at growth, aggressive at inception

Investment focus

Industries, themes, and typical ARR expectations.

Industries

Artificial IntelligenceEnterprise SoftwareDeveloper Tools and InfrastructureFintechHealthcare and Digital HealthConsumer TechnologyHard Tech / Physical Economy

Investment themes

AI infrastructure, models, and developer toolingEnterprise AI applications and workplace productivityFintech platforms and systems of recordDigital health and AI-enabled healthcare workflowsAutonomy and software for the physical economyDeveloper infrastructure and cloud/data platformsSelective consumer platforms with category-creation potential

Typical check by stage

Seed$1M-$10M

Series A$10M-$25M

Series B$20M-$60M

Series C$30M-$100M

Growth$50M-$200M+

Typical ARR by stage

Seed$0-$1M

Series A$0-$3M

Series B$5M-$20M

Series C$15M-$50M

Growth$20M+

Investment thesis

Core beliefs and strategy behind their investing approach.

Kleiner Perkins’ investment thesis centers on a high‑conviction, early‑stage focus combined with selective growth bets. The firm believes venture capital is a craft rooted in deep founder relationships and a hands‑on, bespoke support model. Primary stages are Seed and Series A, with occasional high‑conviction investments at later “high‑inflection” growth stages through its Select/Growth vehicles. The 2026 strategy is anchored in the AI super‑cycle, investing broadly across the AI stack—from infrastructure and developer tools to enterprise applications, productivity, fintech, health‑tech, autonomy, and the physical economy. Historically, KP has also backed consumer, digital health, and hard‑tech categories. Geography remains U.S.‑centric with exposure to global founders, emphasizing major innovation hubs while staying open to opportunities worldwide. The firm consciously avoids capital‑intensive, low‑margin commodity businesses—such as solar‑related ventures—where scale requires heavy capex and pricing power is limited. This thesis reflects KP’s core belief that value is created by backing exceptional founders building new platforms or categories, then staying invested as those companies scale.

Decision patterns

How they evaluate and make investment decisions.

Kleiner Perkins invests when it sees visionary founders who are product‑obsessed and capable of building execution machines. Early signals such as a "small N, high engagement" profile and deep founder commitment outweigh detailed business plans at the Seed stage. The firm looks for category‑defining platforms—historically biotech, internet, cloud infrastructure, and now AI—where a new stack can create outsized value. When evaluating opportunities, team quality is paramount; KP will fund pre‑revenue or pre‑product companies if the founders demonstrate exceptional insight and determination (e.g., Nest, Glean). Market assessment is often reframed through “earned insights,” where a seemingly modest TAM can expand once the problem’s intensity and usage economics are proven (e.g., immigrant credit solutions). Traction becomes decisive at Series A and beyond; rapid ARR growth, client acquisition, or clear revenue acceleration triggers larger checks and follow‑on investment (e.g., PermitFlow’s 20× ARR growth, Glean’s scaling). Deal‑breakers include capital‑intensive, low‑margin commodity businesses that require massive scale to achieve profitability, which KP deems unsuitable for venture funding.

Risk appetite

Kleiner Perkins exhibits an aggressive, high‑conviction stance at the earliest stages, often leading or co‑leading Seed and Series A rounds with sizable checks to secure significant ownership. The firm is comfortable backing founders before product or revenue traction when founder quality is evident. In contrast, its growth‑stage appetite is more selective and conservative, deploying capital primarily to “double‑down” on breakout companies through its Select/Growth funds. This duality creates a portfolio that is front‑loaded with bold bets on exceptional founders, while later‑stage investments are concentrated, disciplined, and focused on clear market leadership.

Notable investments

Key portfolio companies and why they fit the thesis.

GoogleLead
Category-defining search platform; KP co-led the 1999 $25M round with Sequoia; John Doerr joined the board.
AmazonLead
Early bet on e-commerce scale (1996); KP invested ~$8M and returned >$1B, one of the most successful VC investments.
FigmaLead
Browser-native collaborative design platform; Mamoon Hamid led the $25M Series B (2018).
SlackLead
Paradigm shift in workplace communication; KP (Mamoon Hamid pre-KP, continued at KP) led rounds across Slack's early stages.
RipplingLead
System-of-record for HR/IT/Finance; KP led the 2019 Series A with a $25M check.
Nest LabsLead
Category-creating smart-home hardware with strong founder vision; KP was an early investor.
Square (Block)
Fintech infrastructure democratizing payments for SMBs, aligning with KP's focus on transformational software-enabled markets.
DoorDash
Logistics and platform business that leverages technology and customer obsession, fitting KP's emphasis on network-effects markets.
LoomLead
Asynchronous video collaboration tool that boosts productivity, fitting KP's interest in developer and creator workflow efficiencies.

Key people

Partners who lead investments and shape the thesis.

MH
Mamoon Hamid
Partner
Enterprise softwareConsumerAI
IF
Ilya Fushman
Partner
Enterprise softwareConsumerAI
JC
Josh Coyne
Partner
Enterprise softwareConsumerAI
LM
Leigh Marie Braswell
Partner
Enterprise softwareConsumerAI
AN
Aditya Naganath
Partner
Enterprise softwareConsumerAI
JM
Joubin Mirzadegan
Partner
Go-to-marketEnterprise
TS
Ted Schlein
Partner and Advisor
CybersecurityEnterprise

Public voice

Notable statements and public positions.

“At the early stage, we are investing broadly across the AI landscape, backing founders building new products, platforms, and categories from the ground up. At growth, we remain selective, partnering with breakout companies and doubling down where our conviction continues to deepen.” (Kleiner Perkins, March 24, 2026)
“Right from the beginning, Kleiner Perkins has focused on investing in people. Especially in early stage investing, before there is a business and often before there is a product, it’s the people you’re investing in, not the business plan.” (Nest investment story, KP website)
“I do think there are some businesses that are not venture fundable. Commodities, such as solar businesses, that can’t have premium pricing in the market and then needs a lot of capital to hit scale. Those two things together are very hard from a venture perspective.” (Ilya Fushman)
“One thing I’ve used a lot is small N high engagement is a really good signal to invest in a company.” (Mamoon Hamid, interview on YouTube)

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