Celero Communications
Celero Communications develops semiconductor chips for high-speed optical connections in AI data centers. The company raised $138M in Series B funding in November 2025 and employs 129 people.
The growth story
Celero Communications grew from 1 to 129 employees between 2024 and 2026, raising $138M along the way, most recently a Series B in November 2025.
About
Celero makes digital signal processors (DSPs) that enable faster and more power-efficient optical links between AI infrastructure components. Its chips are designed for data centers scaling large AI networks, addressing the growing bandwidth demands of AI workloads.
The company has raised $138M in venture funding, including a Series B round led by top-tier investors like CapitalG and Sutter Hill Ventures. With design centers in Canada and Argentina, Celero has built a global engineering team of 129 employees since its 2024 founding.
Founders and leadership
Engineering makes up 47 of Celero's 129 employees, reflecting its focus on semiconductor design. The company operates design centers in Canada and Argentina alongside its Irvine headquarters.
The Celero Communications org chart
Nariman Yousefi (CEO, President, Co-Founder) leads 25 mapped leaders with 8 direct reports. Click +N to expand a team; names link to the person’s public profile.
- Senior Operations Manager LATAM | Vice President & Board of Directors Celero Communications SASExecutive
Departments, and which ones grew
Headcount by function: Engineering 70 (+63% YoY), Information Technology 16 (+45% YoY), Arts and Design 12 (+100% YoY), Quality Assurance 6 (+200% YoY), Business Development 5 (-17% YoY).
Talent flow
Celero's team draws heavily from major semiconductor firms, with 17 coming from Marvell Technology and 11 from Inphi. Employees also come from Broadcom, Infinera, and chip design software companies Cadence and Synopsys.
Most common previous employers of Celero Communications staff: Marvell Technology (17), Inphi (11), Broadcom (10), Infinera (10), Cadence (6), Synopsys (6). Former Celero Communications employees most often moved to Tenstorrent (1).
Hiring now
What this company is made of
Most common skills at Celero Communications: Verilog (62), C (Programming Language) (58), C++ (55), Python (Programming Language) (54), MATLAB (54), English (33), Application-Specific Integrated Circuits (ASIC) (32), Field-Programmable Gate Arrays (FPGA) (30).
Where the team actually sits
Celero Communications people are concentrated in California, United States (25), Córdoba, Argentina (13), Ontario, Canada (10), Argentina (8).
Search footprint
Celero Communications attracts about 41 organic search visits a month, traffic worth roughly $0K a month if bought through ads. It gained 3 ranking keywords and lost 7 in the last period.
Frequently asked
Celero Communications has 129 employees as of September 2026.
Celero Communications has raised $138M in total, most recently a Series B round in November 2025.
Celero Communications was founded in 2024 by Nariman Yousefi, Oscar Agazzi.
Nariman Yousefi (CEO, President, Co-Founder) sits at the top of Celero Communications's reporting structure, with 8 direct reports.
The most common previous employers of current Celero Communications staff are Marvell Technology (17 people), Inphi (11 people), Broadcom (10 people).
Former Celero Communications employees most often move to Tenstorrent (1).
Celero Communications attracts about 41 organic search visits a month, worth roughly $0K a month in equivalent ad spend.
The most common skills among Celero Communications staff are Verilog, C (Programming Language), C++, Python (Programming Language), MATLAB.
Celero Communications staff are concentrated in California, United States (25), Córdoba, Argentina (13), Ontario, Canada (10).
Celero Communications has about 70 people in Engineering, up 63% over the past year, as of September 2026.
Celero Communications has about 16 people in Information Technology, up 45% over the past year, as of September 2026.
Computed from 83 current and 4 former Celero Communications profiles, as of September 2026. Source: Crustdata.
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