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Nautilus

YC S25

San Francisco, US · Founded 2024 · 4 employees · Hiring · 3 known investors

Nautilus provides a software platform for car wash operators that handles sales processing, customer engagement automation, and analytics without taking commission on revenue. The platform is designed to modernize car wash operations and improve member retention.

Also known as Nautilus (nautilus.co)

Enterprise SoftwareRetail TechSaaSSales TechUnited States of AmericaAmerica / Canada

Founders & leadership· Y Combinator alumni (S25)

Nautilus was founded in 2024 by Amayr Babar and Ali Sareini.

ABAmayr Babar
Amayr BabarinCo-founder · CaptainAmayr Babar is an engineer educated at Dartmouth with degrees in both engineering and liberal arts. He leads Nautilus.
ASAli Sareini
Ali SareiniinCo-Founder & CTOAli Sareini holds a B.S. in Computer Science from the University of Virginia and previously built financial systems at Fidelity Investments; he is now co-founder and CTO of Nautilus, developing software for the car wash industry.

Investors · 3

Funding

SEC filings, press & company announcements

Source: company announcements and press reports — follow each round's link for the claim.

Company profile

researched Aug 2026

Nautilus builds a software platform for car wash operators that integrates with the legacy point-of-sale systems washes already run. The platform consolidates POS data, advertising platforms (Google Ads, Meta Ads), review sources, HR/payroll and customer data into a single system, then uses that data to power four functional areas: online membership and retail checkout, a member self-service portal with a full CRM, automated SMS and email marketing with AI agents, and real-time reporting and revenue attribution.

On top of the core platform, Nautilus sells a set of AI products: Shipyard, an AI website builder positioned as a replacement for a web agency; Compass, a natural-language AI analyst that queries a wash's POS data and generates charts; AI CMO, an automated marketing engine that scores and remediates website issues; and Support Agent, an AI voice, chat and text support layer covering customer inquiries around the clock. According to the company, members can manage plans, payments and license-plate changes themselves, and operators use the system to run automations such as upsells and win-back campaigns.

Y Combinator describes Nautilus as an all-in-one AI-powered CRM, e-commerce and marketing automation platform for car washes, positioned against outdated POS systems and the patchwork of spreadsheets, texting tools, email software and legacy portals operators otherwise use.

Founding story

Co-founders Amayr Babar (Founder/CEO) and Ali Sareini (Founder/CTO) have been friends for over a decade and met the car wash problem from different directions. Babar holds an A.B. and a B.E. in engineering from Dartmouth and spent two years building custom tools for car wash operators covering online sales, membership management and operational automation. Sareini holds a B.S. in computer science from the University of Virginia, began his career in the industry as a cashier at Autobell Car Wash, and later worked as a software engineer on money-movement systems at Fidelity Investments; he also led a consulting firm, SABRES, and serves on the board of a Missouri-based public-safety company. The two met while completing master's degrees in engineering management at Dartmouth, and Sareini left Dartmouth's MEM program to work on Nautilus full-time.

Business model

Nautilus sells subscription software to car wash operators on a per-site, per-month basis, with monthly or annual billing (annual discounted by 10%). Two tiers are offered: a core Platform tier and a Complete tier at $2,200 per site per month that bundles the platform with all AI products (Shipyard, AI CMO, Compass, Support Agent) plus priority support. The company advertises $0 setup and 0% commission on online sales, in contrast to competitor commission on online transactions. Standalone list values are cited for individual components, including $650 for the Nautilus Platform and $750 per month for the Compass AI product.

Recurring per-site monthly or annual software subscriptions across two tiers, with no setup fee and no commission taken on online sales; AI products are bundled in the higher Complete tier rather than sold as revenue-share.

Traction

The company reports operators nationwide on the platform, migration of roughly 50 sites in about 2.5 weeks, checkout conversion of 67% on Nautilus-built sites (described as nearly double the industry average), and time savings of 15+ hours per week for customers such as Shine Time and Splash Car Wash. Customer stories cite hundreds of memberships sold in the first month at Surf Thru Express Car Wash and hundreds of new members at Al's Super Wash. Y Combinator lists a team size of 4 and open roles in San Francisco for a full-stack engineer and a customer support engineer.

Latest developments

In March 2026, Nautilus and Droptop announced an integration linking carwash and quick lube reporting. Earlier coverage includes the October 2025 launch of the Nautilus AI carwash platform for NXT Wash and trade press features in March 2026 on the platform's AI capabilities.

Full profile — market position, technology, go-to-market, geography, history

Market position

Nautilus positions itself as a modern, consolidated alternative to legacy car wash software stacks and to point solutions that each require a separate vendor. It publishes a direct comparison against Rinsed, claiming advantages on real-time POS data, combined retail and member CRM, 0% versus 4% commission on online sales, 6,000 versus 2,000 SMS credits per location, roughly two weeks versus months to go live, an included website builder, Slack and engineering support versus ticketing, and end-to-end revenue attribution. Its website also lists customers migrated from Rinsed and OptSpot. Y Combinator characterizes it as the first modern platform built for car washes, replacing legacy systems that cost operators thousands monthly.

Nautilus emphasizes charging no commission on online sales, no setup fee, compatibility with the operator's existing POS rather than requiring a POS replacement, a go-live time of about two weeks, real-time POS data, a single login covering checkout, CRM, marketing automation, reporting and website management, and bundled AI products that it positions as replacements for separate website agencies, BI tools, marketing agencies and answering services.

Technology

The product integrates with existing car wash POS systems — the site references NXT, Washify and SONNY'S — and pulls POS, ad platform, review, HR/payroll and customer data platform feeds into a single real-time data layer. Applied AI components include a website builder (Shipyard), a natural-language analytics agent that queries imported POS records and builds charts (Compass), an automated marketing engine that audits sites for issues such as mobile load speed and applies fixes (AI CMO), and a voice/chat/text support agent. The company also states it applies AI to optimize campaigns and surface next-best actions from legacy POS data.

Go-to-market

Nautilus sells directly to car wash owners and operators through a book-a-demo motion on its website, supported by customer stories and competitive comparison content aimed at operators using incumbent tools. The company states it can take a wash live in roughly two weeks without a POS switch, and cites migrating approximately 50 sites in about 2.5 weeks. In its Y Combinator launch, the company asked for introductions to car wash owners, offering the referred operator its Compass AI product free (stated as a $750/month value). Coverage appears in trade press including Professional Carwashing & Detailing.

Car wash operators, including multi-site chains, that run existing legacy POS systems and sell unlimited-wash memberships. Named customers on the company website include Surf Thru Express Car Wash, Splash Car Wash, Wash Masters Car Wash, Suds Deluxe Car Wash, Shine Time Super Wash, Dirty Dog's Car Wash, New Day Car Wash and Al's Super Wash.

Geography

Headquartered in San Francisco, California, serving car washes across the United States; the company describes its customer base as coast-to-coast.

History

The company was founded in 2024 and participated in Y Combinator's Summer 2025 batch. Press coverage compiled by Y Combinator records a $500K investment from Y Combinator in August 2025, a launch of the Nautilus AI carwash platform for NXT Wash in October 2025, and an integration with Droptop linking carwash and quick lube reporting in March 2026.

Compiled by commissioned research from 8 cited public sources — announcements, filings, and press listed under research sources below.

Key figures

latest reported
Commission on online salesJan 20260%
Compass AI product stated valueJan 2025$750
Complete tier priceJan 2026$2.2K
HeadcountAug 20265
Nautilus Platform standalone valueJan 2026$650
Sites migratedJan 2026~50 sites migrated in ~2.5 weeks
SMS credits included per locationJan 20266,000 SMS per month
Team sizeJan 20264 employees
Typical time to go liveJan 2026~2 weeks
Website checkout conversion rateJan 202667%

Company-reported or press-reported figures, each dated to when it was claimed — not independently audited.

Competitors · 2

by search overlap

Companies competing with Nautilus for the same Google search keywords, organic and paid, via search-intersection analysis.

Timeline · 4

launches, deals, and filings
Mar 2026
Nautilus and Droptop launch integration linking carwash and quick lube reporting

Nautilus and Droptop announced an integration connecting carwash and quick lube reporting.

source ↗

Oct 2025
Nautilus launches carwash AI platform for NXT Wash

Reported launch of the Nautilus AI carwash platform for NXT Wash.

source ↗

Aug 2025
Nautilus reported to secure $500K from Y Combinator

Trade publication Professional Carwashing & Detailing reported that the Nautilus AI carwash platform secured $500,000 from Y Combinator; Nautilus participated in YC's Summer 2025 batch.

$500K source ↗

Jan 2025
Y Combinator Summer 2025 batch

Nautilus participated in Y Combinator's Summer 2025 batch, with Harj Taggar as primary partner, and published a YC launch post for its AI platform for car washes.

source ↗

Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.

In the news

Research sources · 8

primary sources listed

8 public sources were cited for this profile; the first-party ones are listed here.

Frequently asked questions

What does Nautilus do?
Nautilus is a car wash software platform that connects to existing POS systems for online sales, CRM, marketing and reporting.
Who founded Nautilus?
Nautilus was founded by Amayr Babar, Ali Sareini in 2024.
Who are Nautilus's investors?
Nautilus's investors include Script Capital, Y Combinator, Pangaea Ventures.
Where is Nautilus headquartered?
Nautilus is headquartered in San Francisco, US.