When was Limelight Steel founded?

Limelight Steel was founded in 2021.

Where is Limelight Steel located?

Limelight Steel is headquartered in San Diego, United States.

How many employees does Limelight Steel have?

As of Jun 30, 2026, the latest employee count at Limelight Steel is 16.

Is Limelight Steel a funded company?

Limelight Steel is a funded company, having raised an undisclosed amount across 3 funding rounds to date. The company's 1st funding round was a $***** Seed round.

When was the latest funding round of Limelight Steel?

Limelight Steel's latest funding was a $***** Grant (prize money) round on Oct 30, 2025, with participation from 1 investor. Its primary sector is Manufacturing Services. In United States, the Manufacturing Services sector has seen $150M in funding in 2026 to date.

Where does Limelight Steel rank among its competitors?

Limelight Steel ranks 10th amongst 18 active competitors, of which 8 are funded. It stands 10th in terms of total funding among its competitors. The most recent competitor to raise funding was Stegra, which secured $1.64B in Apr, 2026.

Who are the top competitors of Limelight Steel?

Limelight Steel's top competitors include Electra, Stegra and GreenIron. Among them, Stegra secured the most recent funding round in April, 2026.

Limelight Steel - 2026 Company Profile, Team, Funding & Competitors

Limelight Steel is a seed company based in San Diego (United States), founded in 2021 by Andy Zhao. It operates as a Provider of steel manufacturing services. Limelight Steel has raised an undisclosed amount in funding. The company has 18 active competitors, including 8 that are funded. Its top competitors include companies like Electra, Stegra and GreenIron.

Key Metrics

Founded Year

2021

Location

San Diego, United States

Stage

Seed

Latest Funding Round

Grant (prize money), Oct 30, 2025, $*****

Investors

Collab Fund & 7 more

Ranked

10^th among 18 active competitors

Employee Count

16 as on Jun 30, 2026

Similar Companies

Electra & 8 more

View Limelight Steel's full profile

Limelight Steel has raised funding over 3 rounds. Its latest funding round was a Grant (prize money) round on Oct 30, 2025 for $*****. 1 investor participated in its latest round. Limelight Steel has 8 institutional investors.

Here is the list of recent funding rounds of Limelight Steel:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Oct 30, 2025	8589986	Grant (prize money)	4368706	8230066	2690238	6919525
May 01, 2024	4234965	Grant (prize money)	5980901	4575634	8748469	National Science Foundation

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View details of Limelight Steel's funding rounds and investors

The founders of Limelight Steel is Andy Zhao.

Here are the details of Limelight Steel's key team members:

Andy Zhao: Co-Founder of Limelight Steel.
Contact Info: 1 email address

View details of Limelight Steel's Founder profiles and Board Members

Limelight Steel's employee count trend

Limelight Steel has 16 employees as of Jun 26. Here is Limelight Steel's employee count trend over the years:

Employee count trend for Limelight Steel

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Top competitors of Limelight Steel include Electra, Stegra and GreenIron. Here is the list of Top 10 competitors of Limelight Steel, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Electra 2020, Boulder (United States), Series B	Manufacturer of clean iron using electrochemical processes and iron ore	$299M	Temasek, Capricorn & 19 others	65/100
2nd	Stegra 2020, Stockholm (Sweden), Series A	Developer of technology for green hydrogen, green iron, and green steel	$1.64B	Wallenberg Investments AB, IMAS & 13 others	59/100
3rd	GreenIron 2018, Stockholm (Sweden), Series A	Provider of CO2-free metal production using recycled materials	$5.51M	FAM, Almi Invest	50/100
4th	Element Zero 2022, Malaga (Spain), Seed	Developer of green metals using renewable energy	$10M	Playground Global	44/100
5th	GravitHy 2022, Marseille (France), Series A	Developer of low-carbon iron	$64.8M	Marcegaglia, ENGIE New Ventures & 5 others	42/100
6th	Meranti Green Steel 2023, Singapore, Unfunded	Manufacturer of iron and steel products using green hydrogen technology	-	-	36/100
7th	Hydnum Steel Funding Raised	Provider of an online event listing and ticketing platform	-	Mintur	35/100
8th	Blastr Norway, Late Stage	Producer of ultra-low CO₂ steel using hydrogen. It replaces coal and coke with hydrogen in the steel production process, drastically reducing carbon emissions. The company develops integrated, decarbonized, and scalable value chains for ultra-low CO₂ steel production. This approach aims to create a cost-competitive product while contributing to a more sustainable future. It is supported by strategic partners and technology providers.	-	Tesi	35/100
9th	Herthametals Series B	Developer of sustainable steel production technology	$17M	Clean Energy Ventures, Breakthrough Energy ... & 3 others	34/100
10th	Limelight Steel 2021, San Diego (United States), Seed	Provider of steel manufacturing services	-	Collab Fund, Incite & 6 others	33/100