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View Sirius Information Technology's top competitors like Atlassian, Blackbaud, and Classy.

Salesforce
We're the #1 AI CRM—where humans with agents drive customer success together with AI, data, and Customer 360 apps on one platform. Privacy Statement: http://www.salesforce.com/company/privacy/
San Francisco, California, US
Public
$36.5B Revenue
http://www.salesforce.com
90.3K Employees
CRM Ticker
Atlassian
Atlassian powers the collaboration that helps teams accomplish what would otherwise be impossible alone. From space missions and motor racing to bugs in code and IT requests, no task is too large or too small with the right team, the right tools, and the right practices. Over 300,000 global companies and 80% of the Fortune 500 rely on Atlassian’s software, like Jira, Confluence, Loom, and Trello, to help their teams work better together and deliver quality results on time. With our 300,000+ customers and team of 10,000+ Atlassians, we are building the next generation of team collaboration and productivity software. We believe the power of teams has the potential to change the world — one that is more open, authentic, and inclusive.
Sydney, AU
Public
$4.8B Revenue
https://atlassian.com/
16.9K Employees
TEAM Ticker
Blackbaud
Blackbaud is the world’s leading provider of AI-powered solutions for social impact. We empower the people and institutions changing the world—accelerating human progress and building a future where resources move at the speed of need. We serve nonprofits, K–12 schools, higher education, arts and cultural organizations, healthcare, corporate impact teams, and individual changemakers with intelligent solutions for giving, connecting, and engaging. Our responsible, purpose-built AI engine is fueled by the world’s largest philanthropic dataset and embedded directly into the workflows teams rely on, from fundraising and nonprofit financial management to digital giving, grantmaking, and education management. With the deepest expertise, the most connected solutions, and the largest impact network, Blackbaud helps organizations achieve what wouldn’t be possible alone. We bring clarity to complex decisions and scale to the flow of resources between organizations and the millions of individuals who support them through donations, workplace giving, and more. Trusted by millions of users, Blackbaud technologies, including YourCause® and JustGiving, help power more than $100 billion in donations, grants, and investments each year, helping the people and institutions doing mission‑driven work build momentum with confidence. Learn more at www.blackbaud.com
Charleston, South Carolina, US
Public
$1.2B Revenue
http://www.blackbaud.com
3.3K Employees
BLKB Ticker

Top Sirius Information Technology Employees

G2 Leader Summer 2026 G2 Best Est ROI Mid-Market Summer 2026 G2 Easiest Admin Mid-Market Summer 2026 G2 Most Implementable Summer 2026 G2 Best Results Mid-Market Summer 2026 G2 Lead Capture Mid-Market Summer 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2026
g2crowd
G2Crowd Trusted
chromestore
300K+ Plugin Users