Mode VC

Raj Subbiah

Co-Founder atOperator StackCalifornia
Operator Stack websiteFirm profile

Raj Subbiah is a co-founder and general partner at Operator Stack. He has held product leadership roles at Uber Freight and worked at Yelp and Bing.

What Raj can write

Writes checks of$250K to $1M
Comes in atPre-seed, SeedMostly follows a lead
Ownership target< 5%, 5-7%At first check
Best routeA warm introAsk a founder in their portfolio.

Operator Stack writes $250K to $1M checks, larger than 33% of firms in the atlas.

Bars: how many firms report each check band. Highlighted: Operator Stack.

Career

  1. Bing
  2. Yelp
  3. Uber Freight · Chief Product Officer
  4. Operator Stack · Co-Founder & GP
    Now

Companies founded

Operator Stack

Investments named in public bios

LoopParadeOutgoStake

Focus

ProductData ScienceDesignLogistics / Supply ChainFinTech

Before you pitch

Operator Stack does not invest inHealthcare and biotech

Also at Operator Stack

Daniel KennedyCo-Founder
Matt DokaCo-Founder & CTO

Partners like Raj

At firms with a similar stage, sector and check size.

Brad Corona
Brad CoronaManaging Director, Vertical Venture Partners
James Hill
James HillGeneral Partner, Grand Ventures
Roy ErezPartner / Co-Founder, R-Squared
Soso SazeshSolo General Partner, Substance
Somrat Niyogi
Somrat NiyogiGeneral Partner, Recall Capital
Logan Allin
Logan AllinManaging Partner & Founder, Fin Capital

Alert me when Operator Stack is active

One email when Raj's firm raises a fund, adds a partner or shows new activity.

Founders and investors at a Mode VC gathering

Send Mode VC your deck

Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.

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Questions

Who is Raj Subbiah?

Raj Subbiah is a co-founder and general partner at Operator Stack. He has held product leadership roles at Uber Freight and worked at Yelp and Bing.

How much does Raj Subbiah invest?

Raj Subbiah invests through Operator Stack, which writes checks of $250K to $1M at pre-seed, seed.

How do I pitch Raj Subbiah?

A warm intro from a founder Operator Stack backed works best.

What did Raj Subbiah do before Operator Stack?

Bing; Yelp; Chief Product Officer at Uber Freight.

Last updated 2026-10-15. Is this you? Ask for a correction.