StreamNative

StreamNative

Managed data streaming with Apache Pulsar

Overview

StreamNative provides data streaming solutions centered on Apache Pulsar, offering a managed cloud service that handles deployment, scaling, and maintenance on public clouds, plus a private cloud option for on-premises or hybrid setups. Its Pulsar-based platform includes tiered storage and connectors to integrate with systems like Google BigQuery, cloud storage, and messaging protocols. It differentiates itself by focusing on Pulsar, offering both managed cloud and private/hybrid deployments along with professional services for deployment, optimization, and custom development. Its goal is to simplify Pulsar deployment and management so businesses can run real-time analytics, event-driven architectures, and data pipelines without managing underlying infrastructure.

About StreamNative

Simplify's Rating
Why StreamNative is rated
B-
Rated B on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Data & Analytics

Consulting

Enterprise Software

Company Size

51-200

Company Stage

Series A

Total Funding

$27M

Headquarters

San Francisco, California

Founded

2019

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Simplify's Take

What believers are saying

  • Lakehouse Table parity across Cloud and Private Cloud expands enterprise adoption.
  • Kafka Queues address AI orchestration, notifications, and async worker workloads.
  • Azure support broadens procurement paths for Microsoft-standardized enterprises.

What critics are saying

  • Confluent's larger sales force commoditizes managed Kafka and Pulsar buying decisions.
  • Kafka Queues and Share Groups erode StreamNative's unified queues-and-streams differentiation.
  • Serverless Kafka remains unavailable, letting simpler competitors win greenfield accounts.

What makes StreamNative unique

  • Founders include Apache Pulsar and BookKeeper core developers.
  • Ursa powers Kafka and Pulsar on lakehouse-native object storage.
  • Pulsar unifies queues, pub/sub, and streaming through one API.

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Funding

Total Funding

$27M

Above

Industry Average

Funded Over

2 Rounds

Series A funding typically happens when a startup has a product and some customers, and now needs funding to scale. This money is usually used to grow the team, expand marketing, and improve the product. Venture capital firms are frequently the main investors here.
Series A Funding Comparison
Above Average

Industry standards

$15M
$8.2M
Discord
$15M
Canva
$23M
StreamNative
$30M
Kalshi

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

0%

2 year growth

1%
Business Wire
Apr 7th, 2026
StreamNative launches Ursa For Kafka with Lakestream architecture, cutting streaming costs by up to 95%

StreamNative has introduced Lakestream, an architectural paradigm unifying data streaming and the lakehouse, alongside Ursa For Kafka (UFK), a native Apache Kafka service entering limited public preview. The company, founded by Apache Pulsar creators, aims to eliminate the traditional divide between streaming systems and analytics platforms. Lakestream makes streaming topics first-class lakehouse primitives by pushing interoperability to storage and catalog layers rather than protocol layers. UFK, built on StreamNative's Ursa engine, enables Kafka topics to function simultaneously as lakehouse tables queryable from Spark, Snowflake and Databricks without connectors or ETL pipelines. The architecture eliminates cross-availability zone replication, delivering up to 95% cost reduction at 5 GB/s sustained throughput. Available on AWS and GCP, UFK works with existing Kafka clients. StreamNative plans to open source Ursa and key Lakestream components.

EIN Presswire
Apr 4th, 2025
Calsoft and StreamNative Join Forces to Optimize Cost and Performance in Real-Time Data Streaming

SAN JOSE, CA, UNITED STATES, April 4, 2025 / EINPresswire.com / - Calsoft, a leading digital engineering services provider, has partnered with StreamNative to help enterprises with high-performance real-time data streaming.

PR Newswire
Nov 5th, 2024
Streamnative Announces Ursa Engine Public Preview At Data Streaming Summit 2024

Company transforms data streaming economics with cloud-native architecture. SAN FRANCISCO, Oct. 30, 2024 /PRNewswire/ -- StreamNative, the cloud-native data streaming company founded by the original creators of Apache Pulsar, today made a series of announcements at this week's Data Streaming Summit 2024, including the public preview of Ursa Engine, designed to address the need for cost-effective, future-proof streaming data platforms. The Ursa Engine, built upon Apache Pulsar's cloud-native architecture, is a 100% Kafka-compatible engine that is built on data lakehouses. It brings the power of real-time data streaming to data lakehouses and augments it to create a single, unified platform for greater flexibility, scalability, and cost-efficiency. Ursa shifts from the ZooKeeper and BookKeeper-based architecture toward a headless stream storage architecture, using Oxia as a metadata store, Object Storage as data storage and making BookKeeper optional. By leveraging the Ursa Engine, users will: Reduce costs associated with scaling streaming data infrastructure;

PR Newswire
Oct 17th, 2024
StreamNative Launches Managed Flink BYOC Offerings

StreamNative launches managed Flink BYOC offerings.

StreetInsider
Apr 29th, 2024
StreamNative Named a Leader in GigaOm Radar Report for Streaming Data Platforms

StreamNative named a leader in GigaOm Radar Report for Streaming Data Platforms.

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