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Quanastra - About the company

Quanastra is a seed company based in Delhi (India), founded in 2024 by Vidur Raj. It operates as a Manufacturer of superconducting nanowire single photon detectors and cryogenic systems. Quanastra has raised $351K in funding from I-HUB Quantum Technology Foundation, with a current valuation of *****. The company has 63 active competitors, including 22 funded and 6 that have exited. Its top competitors include companies like QLM, Atomionics and M Squared.

Company Details

Manufacturer of superconducting nanowire single photon detectors and cryogenic systems. Products include integrated detection systems, custom chips, and thin film solutions for photonics applications. The business provides radio frequency and direct current wiring components alongside low noise amplifiers for ultra low temperature environments. These technologies support research in quantum communications, computing, and remote sensing.
Email ID
*****@quanastra.com
Phone Number
+91 **********
Registered Address
M-60, First Floor, Shyam Park, Nawada, Uttam Nagar, West Delhi, New Delhi, Delhi, India, 110059
Key Metrics
Founded Year
2024
Location
Delhi, India
Stage
Seed
Total Funding
$351K in 3 rounds
Latest Funding Round
Post Money Valuation
***** as on Jul 04, 2025
Ranked
Annual Revenue
0 - ₹10 Cr as on Mar 31, 2025
Employee Count
9 as on Jun 30, 2026
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Quanastra's funding and investors

Quanastra has raised a total funding of $351K over 3 rounds. Its first funding round was on 2024. Its latest funding round was a Seed round on Jul 04, 2025 for $*****. 1 investor participated in its latest round. Quanastra has 2 institutional investors.

Here is the list of recent funding rounds of Quanastra:
Date of Funding
Funding Amount
Round Name
Post-Money Valuation
Revenue Multiple
Lead Investors
Other Investors
Jul 04, 2025
9392146
Seed
6663258
1804597
8761508
9442090
Nov 26, 2024
9910268
Grant (prize money)
7685618
9658626
3902841
2024
2374
Grant (prize money)
4876
2268
8884
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Quanastra's founders and board of directors

Founder? Claim Profile
The founders of Quanastra is Vidur Raj. Vidur Raj is the CEO of Quanastra.
Here are the details of Quanastra's key team members:

Quanastra's Board of Directors

Quanastra's board has 3 active members. Vidur Raj, Nair Sunil Sukumaran and Gita Kumari are part of team.
Here is the list of Quanastra's board of directors:
Name
Type
Representing
Status
Duration
Team
-
Current
2y 4m
hxkjnlw
Team
-
Current
4y 4m
Investor
-
Current
0y 9m

Quanastra's employee count trend

Quanastra has 9 employees as of Jun 26. Here is Quanastra's employee count trend over the years:
Employee count trend for Quanastra
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Quanastra's Competitors and alternates

Top competitors of Quanastra include QLM, Atomionics and M Squared. Here is the list of Top 10 competitors of Quanastra, ranked by Tracxn score:
Rank
Company Details
Short Description
Total Funding
Investors
Tracxn Score
1st
Logo for QLM
QLM
2017, Newport (United Kingdom), Series A
Provider of quantum sensing technology for natural gas leak detection
$23.4M
62/100
2nd
Logo for Atomionics
Atomionics
2018, Singapore (Singapore), Seed
Developer of quantum gravity sensing and AI-powered 3D modeling technology
$14.6M
61/100
3rd
Logo for M Squared
M Squared
2006, Glasgow (United Kingdom), Series B
Developer of light-sheet microscopy systems for multiple business verticals
$30.7M
61/100
4th
Logo for QuantumDiamonds
QuantumDiamonds
2021, Munich (Germany), Seed
Provider of diamond-based quantum technology
$3.28M
59/100
5th
Logo for ID Quantique
ID Quantique
2001, Geneva (Switzerland), Acquired
Provider of network and data encryption solutions
$10.8M
58/100
6th
Logo for Qnami
Qnami
2016, Muttenz (Switzerland), Acquired
Developer of quantum-based scanning probe microscopes
$7.19M
56/100
7th
Logo for Pixel Photonics
Pixel Photonics
2020, Munster (Germany), Seed
Provider of single-photon detectors
$9M
54/100
8th
Logo for Q.ANT
Q.ANT
2018, Stuttgart (Germany), Series A
Provider of industrial quantum technology and photonics solutions, specializing in photonics, quantum computing, magnetometers, particle sensors, and atomic gyroscopes
$80M
52/100
9th
Logo for Zurich Instruments
Zurich Instruments
2008, Zurich (Switzerland), Acquired
Provider of precision measurement instruments and control software
$109K
51/100
10th
Logo for MiraEx
MiraEx
2016, Ecublens (Switzerland), Acquired
Offers industrial IoT solution combining optical sensors and artificial intelligence technology
$109K
50/100
24th
Logo for Quanastra
Quanastra
2024, Delhi (India), Seed
Manufacturer of superconducting nanowire single photon detectors and cryogenic systems
$351K
35/100
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Quanastra's Latest cap tables and shareholding

Founders (largest shareholder) own 83.67%, Funds own 4.50%, Other People own 1.83% and ESOP Pool own 10.00%. The net worth of Quanastra's founders is INR 55.8Cr as of Jul 04, 2025.
Shareholders Name
Post Round Holding %
Net worth
Cumulative Investment
Realised Returns
Unrealised Returns
Return Multiple
Founder
83.67%
55.8Cr
7467266
9234035
7397011
8345233
9266529
7622613
5714984
3888590
3603236
7934631
Fund
4.50%
3Cr
1366
7121
8513
3983
3994
8624
6969
1371
8166
7239
Other People
1.83%
1.22Cr
4
2
5
4
ESOP Pool
10.00%
6.67Cr
2138698
9871699
5935679
8046704
Total
100.00%
66.7Cr
5113713
4083488
9766829
2343609
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Notes: The column Net Worth represents the net worth of investments made by that entity, as per the latest cap table.
Disclaimer
View more details of Quanastra's Shareholding

Quanastra's Investments and acquisitions

Quanastra has made no investments or acquisitions yet.

Reports related to Quanastra

Here is the latest report on Quanastra's geography:

News related to Quanastra

Media has covered Quanastra for 1 event in last 1 year, It was about partnerships.
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FAQs about Quanastra

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