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Atoms: Inside Travis Kalanick's Industrial Robotics Company

Atoms is what Travis Kalanick's holding company City Storage Systems became in March 2026, after eight years of building delivery kitchens without saying much in public. It now runs six food, software and real-estate businesses plus an autonomous-haulage company bought from a former Uber colleague, and in July 2026 it raised $1.7 billion led by a16z — with Uber itself investing. Most physical-AI capital has gone to general-purpose humanoids; Atoms builds specialized robots with a specific industrial job.
Published2026-08-1812 min read

01Origins

YearEvent
2017-06Kalanick resigns as Uber's CEO
2018-03His 10100 fund buys control of City Storage Systems for $150M; he becomes CEO
2019Saudi Arabia's PIF invests a reported $400M in CloudKitchens
2021-11$850M financing at a reported $15B valuation; Microsoft joins as an investor
2023-2025Ghost-kitchen downturn: layoffs, site closures and tenant churn across the category
2026-03City Storage Systems renamed Atoms; acquisition of Pronto announced
2026-07$1.7B equity round led by a16z, with Uber participating; Ben Horowitz joins the board
2026-08Former Uber CFO Gautam Gupta joins Atoms as CFO

A real-estate play, 2018

The company now called Atoms started as a real-estate play. In March 2018, nine months after resigning as Uber's CEO, Kalanick announced that his newly formed 10100 fund was taking a controlling stake in City Storage Systems for $150 million, and that he would run it as CEO. City Storage Systems bought distressed buildings and converted them into infrastructure for two businesses — CloudKitchens for delivery-only restaurant kitchens and CloudRetail — with the money coming from the Uber shares Kalanick had sold into SoftBank's investment two months earlier.

CloudKitchens' rise, and the 2026 rename

CloudKitchens was the half that grew. Saudi Arabia's Public Investment Fund put a reported $400 million into it in 2019, and a 2021 financing of $850 million valued the company at a reported $15 billion, with Microsoft joining as an investor. Sites like these are what the industry calls ghost kitchens: kitchens with no dining room, cooking only for delivery. What happened to the category after the boom is the subject of "The ghost-kitchen headwinds" below.

On March 13, 2026, Kalanick renamed City Storage Systems to Atoms and described the whole eight-year stretch as deliberate stealth. In his own essay published by a16z he framed it as one continuous project rather than a comeback: "16 years ago, I started a journey to digitize the physical world. Understand, predict and control the physical world with software." The same announcement disclosed that Atoms was acquiring Pronto, the autonomous-haulage company run by Anthony Levandowski — the engineer at the center of the Waymo trade-secrets fight who had led Uber's self-driving unit under Kalanick until 2017.

02The businesses

Atoms is a holding company, not a single product. Its own site groups everything under three headings — Atoms Food ("infrastructure for better food"), Atoms Mining ("more productive mines") and Atoms Transport ("wheelbase for robots") — and behind those sit the operating companies below. Food is where the revenue and the physical footprint are; mining arrived with Pronto in 2026; Transport is the one Atoms itself still marks as an announcement to come.

Rather than selling one robot, Atoms owns the building, the software that runs the orders, the machine on the makeline and the vehicle that carries the output — a vertical stack of the kind Kalanick argues is required before automation actually shows up in the unit economics.

Operating companies under Atoms

CloudKitchensUSAtoms Food

Delivery-only kitchen facilities and the industrial real estate they sit in — the business the whole group grew out of.

OtterUSAtoms Food

Restaurant operating system tying online ordering channels, POS and kitchen workflow together, reported as being developed for use across thousands of restaurants.

Lab37USAtoms Food

Kitchen robotics. Its Bowl Builder is a roughly 19-foot machine with 18 ingredient dispensers, sensors and a steam generator that assembles bowls and handles some packaging; it is being tested through restaurant concepts operating from CloudKitchens facilities, and the number in commercial use has not been disclosed.

PicnicUSAtoms Food

Workplace meal delivery — aggregates office lunch orders into scheduled delivery windows.

ProFood PropertiesUSAtoms Food

Industrial real estate specialized for food production — the "storage" layer in Kalanick's atoms-based-computer framing.

ProntoUSAtoms Mining

Autonomous haulage for mines and quarries, retrofitting existing heavy machinery. Founded by Anthony Levandowski and acquired by Atoms in March 2026.

03Funding

The July 2026 round

The July 2026 round is the largest single disclosed raise in the company's history: $1.7 billion in equity led by a16z, with Ben Horowitz taking a board seat, and participation from Bain Capital, Fifth Wall, Chemistry, A*, K5 Global, Abstract, SV Angel, Alpha Square Group and Uber. Atoms also arranged debt facilities with Bank of America, Goldman Sachs, Wells Fargo, JPMorgan and Barclays, on terms that were not disclosed.

The post-money valuation was not disclosed, so any figure circulating for what Atoms is "worth" is not a company number. And Uber's participation — reported at roughly $100 million — puts the company Kalanick was forced out of on the cap table of his next one, nine years later. Horowitz, for his part, said on a16z's own podcast that it was "certainly the biggest check I ever wrote."

Listing status

Atoms is privately held and has not announced a listing, so there is no stock to buy and no filed IPO. The nearest thing to a public-market plan sits one level down, at CloudKitchens.

Bloomberg reported in April 2025 that CloudKitchens had hired Goldman Sachs to work on an IPO of its Middle East unit, and in September 2025 that JPMorgan, SNB Capital and First Abu Dhabi Bank had joined the mandate for a listing in both Abu Dhabi and Saudi Arabia. In December 2025 the same reporting had the listing put on hold, with the company looking at a private placement instead and the plan possibly revived after that. Either way, what that track covers is the Gulf operations of one division, not Atoms as a whole.

Disclosed raises, by round size

$400M
PIF 2019$850M
Round 2021$1.7B
a16z-led 2026

Reported round sizes; the 2026 figure is the equity portion only

2019

Saudi PIF investment

A reported $400 million from Saudi Arabia's Public Investment Fund into CloudKitchens — the same sovereign fund that had backed Uber in 2016.

SourceRestaurant Dive, Nov 2019

2021

$850M at a reported $15B

An $850 million financing completed in 2021 valued CloudKitchens at a reported $15 billion, with Microsoft investing. Earlier rounds under the CloudKitchens name total at least $1.25 billion.

SourceRestaurant Technology News, Aug 2026

2026-07

$1.7B led by a16z

$1.7 billion in equity led by a16z (Ben Horowitz joining the board), with Bain Capital, Fifth Wall, Chemistry, A*, K5 Global, Abstract, SV Angel, Alpha Square Group and Uber participating, plus undisclosed debt facilities from five banks. Post-money valuation was not disclosed.

SourceThe Robot Report, Jul 2026

04The atoms-based computer

CPU, storage and network

Kalanick's framing for all of this is a computer made of physical assets. In his essay he describes the architecture as one where "CPU is manufacturing, storage is real estate, and network is transportation" — a way of saying that the same three primitives repeat in every physical industry, and that software can schedule them the way an operating system schedules a machine. A CloudKitchens building, in that metaphor, is the processor: he describes a 10,000-square-foot facility with 30 kitchens in it as a "30 core processor."

The $8 delivered meal

On a16z's podcast Kalanick works the delivered meal backwards from the pieces automation is supposed to remove: roughly $12 of delivery cost today falling toward a dollar or less with autonomous couriers, with the goal that a delivered meal lands somewhere around $8 and starts competing with the cost of cooking groceries at home — a16z's own chapter list for the episode calls that section "An $8 meal delivery." These are targets he is describing, not audited results, and he presents them as such.

The three primitives, as Atoms frames them

CPU

Manufacturing

Where atoms get transformed — a robotic kitchen line, a processing plant at a mine.

Lab37's Bowl Builder; mine processing plants

MEM

Real estate

Where atoms are held — the multi-tenant building whose occupancy cost gets spread across many operators.

CloudKitchens facilities; ProFood Properties

NET

Transportation

Where atoms move — couriers on the food side, autonomous haul trucks on the mining side.

Delivery couriers; Pronto autonomous haulage

16 years ago, I started a journey to digitize the physical world. Understand, predict and control the physical world with software.

Travis Kalanick, "Unfinished Business" (a16z, 2026)

a16z's official interview with Travis Kalanick (Aug 2026), where he lays out the "atoms-based computer" framing discussed in section 04 and the mining pitch in section 06.

05Specialized robots, not humanoids

What Atoms declines to build

The strategic choice here is what Atoms declines to build. Most of the capital in physical AI over the last three years has gone toward general-purpose humanoids on the argument that the world is already shaped for the human body. Atoms argues the opposite for industrial settings: "Humanoids have their place, but there's a lot of room for specialized robots that do things in an efficient, sort of industrial-scale kind of way," as Kalanick put it at launch, and more concretely — humanoids suit low-volume tasks in human spaces like homes, but "if you need an industrial kitchen to make 1,000 pancakes an hour, you'll need a more customized approach."

What deployment data has not settled

Neither position has been settled by deployment data. The humanoid case rests on one body amortizing across many tasks; the specialized case rests on throughput per dollar in a setting the owner controls end to end. Atoms happens to own the setting — the building, the line and the vehicle — which is the condition that makes purpose-built machines cheaper to justify. Read our humanoid coverage alongside this: the two arguments are about different environments more than they are about robots.

Humanoid-first and specialized-first, side by side

GENERAL-PURPOSEHumanoid-first

One body, many tasks: the world is already built for human proportions, so a humanoid can be dropped into existing workplaces without redesigning them, and its cost amortizes across every task it learns.

  • Figure AI, Tesla Optimus, 1X, Unitree
  • Bet is on model generality carrying the hardware
PURPOSE-BUILTSpecialized-first

One job, one machine: in a high-cycle industrial setting the owner controls, a purpose-built machine wins on throughput per dollar — 1,000 pancakes an hour is a kitchen problem, not a hands-and-arms problem.

  • Atoms (Lab37, Pronto), plus most factory automation
  • Bet is on owning the environment end to end

06Where each division stands

As of mid-2026, one division has customers and revenue, one has a technology and a sales pitch, and one has not been announced.

Atoms Food — operating

The division with customers and revenue: the buildings, the tenants in them and Otter as the software layer that handles the orders.

Otter is reported as being developed for use across thousands of restaurants.

Lab37's "up to 50% less makeline labor cost" has not been independently validated across a broad set of operators.

The ghost-kitchen headwinds

Food is proven as a business and contested as a thesis. After the delivery boom cooled, the ghost-kitchen category drew layoffs, site closures and tenant churn across the industry, and trade coverage of CloudKitchens through 2023-2025 documented the same pattern at Kalanick's company, alongside lawsuits from a former employee and from the salad chain Mixt.

Automation reaches only part of that. Cutting makeline labor cost does not fix a restaurant concept with no demand behind it, and a kitchen that empties out costs the landlord the rent whether or not there is a robot in it. Owning the building, the software and the machine puts all three of those exposures inside the same company.

Atoms Mining — early days

The technology arrived with Pronto in March 2026. Kalanick tells mine operators that autonomy delivers about 20% more gold per year.

By his own account, what comes back is interest and a request to prove it, not signed volume contracts.

Atoms Transport — not announced

Atoms' own site describes it as a "wheelbase for robots" and marks it as an announcement still to come.

07Atoms, by the numbers

$1.7B
Equity raised in the a16z-led round (Jul 2026)
8
Years spent in stealth before the March 2026 reveal
6
Named operating companies (the site counts 7, including the unannounced Transport unit)
~$8
Kalanick's stated target cost of a delivered meal

08Sources

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