Black Box Limited - telecom in Navi Mumbai, Maharashtra, India. FY 2026 financials & compliance.
CIN L32200MH1986PLC040652 Incorporated 19 August 1986 ROC Mumbai HQ Navi Mumbai, Maharashtra, India
Active Listed - NSE: BBOX · BSE: 500463 Public Limited Company telecom Fortune India 500 · #399 Nifty 500
Data last updated
Market Cap
₹14,584 Cr
BBOX · NSE
Share Price
₹796.75
-2.97% today
Revenue
₹6,322 Cr
FY 2025-26 · +6.0% YoY
EBITDA
₹494 Cr
Margin 7.8%
Net Profit
₹262 Cr
FY 2025-26 · -4.3% YoY
P/E (TTM)
50.5x
P/B 11.2x
ROE
25.7%
ROCE 20.3%
Debt / Equity
1.02
Interest cover 41.8x

About Black Box Limited

Data last updated:

Black Box Limited is a public limited company based in Navi Mumbai, Maharashtra, India. It operates in the telecom network support segment of the telecommunications sector. It was incorporated on 19 August 1986 and has been in existence for over 40 years.

Black Box is ranked #399 on the Fortune India 500 (2025). It is part of the Nifty 500 index.

The company is registered with the Registrar of Companies (ROC), Mumbai, under CIN L32200MH1986PLC040652. Its GSTIN is 27AAACT3992M1ZR (Maharashtra). The company holds 19 GST registrations, of which 13 are active. It is a listed company as per MCA records. Its shares are listed on BSE: 500463 and NSE: BBOX.

The company has an authorised share capital of ₹145 Cr and a paid-up capital of ₹35.52 Cr. It was formerly known as Avaya Globalconnect Limited and Tata Telecom Pvt Ltd. It is led by directors including Deepak Kumar Bansal (Whole-Time Director) and Sanjeev Shekhar Verma (Whole-Time Director).

Its last annual general meeting (AGM) was held on 16 September 2025, and its latest financial statements are for the year ended 31 March 2026. The registered office is at 501 5th Floor Building No.9 Airoli Knowledge Park MIDC Industrial Area Airoli, Navi Mumbai, Maharashtra, India – 400708.

As per the latest consolidated financials for FY 2025-26, the company reported a revenue of ₹6,321.85 Cr, a growth of 5.9% compared to the previous year. For the same year it recorded a net profit of ₹262.49 Cr (net margin 4.2%) and EBITDA of ₹493.69 Cr (EBITDA margin 7.8%). The net worth stands at ₹1,286.91 Cr (up 69.6% YoY). Total assets are valued at ₹2,618.14 Cr (up 46.6% YoY).

The company has about 353 employees on its provident fund (EPFO) records. Its group structure includes 2 subsidiaries.

The company is associated with 2 brands: Black Box and AGC Networks. As per MCA filings, the company has open charges of ₹305.58 Cr and satisfied charges of ₹585 Cr on record. Court records list 49 cases involving the company, including 26 filed by the company and 23 filed against it; 6 cases are pending. The company has 37 deals on record (34 market trades, 2 funding rounds, 1 acquisition), with disclosed funding of ₹635 Cr; the latest was in November 2025. The company has 28 MSME Form 1 returns on record between 2015 and 2024, listing 750 overdue payments to 159 micro and small suppliers.

The current compliance status is marked as compliant by the Registrar of Companies. For more details, the company can be reached via its website blackbox.com.

Company details

CIN L32200MH1986PLC040652
Registration Number 040652
Incorporation Date 19 August 1986
ROC Mumbai
Listing Status Listed - Listed on NSE (BBOX); Listed on BSE (500463)
Company Status Active
Date of Last AGM 16 September 2025
Date of Balance Sheet 31 March 2026
Compliance Status Active Compliant

Name history

Black Box has undergone 4 name changes throughout its history. The current legal name is Black Box Limited.

Company NameStatus
Black Box LimitedCurrent
Avaya Globalconnect LimitedPrevious
Tata Telecom Pvt LtdPrevious
Tata Telecom Private LimitedPrevious
Agc Networks LimitedPrevious

CIN history

Black Box has one previous CIN (Corporate Identification Number): U32200MH1986PLC040652. The current CIN is L32200MH1986PLC040652, which is the unique identifier assigned by the Registrar of Companies.

CINStatus
L32200MH1986PLC040652Current
U32200MH1986PLC040652Previous

Recognitions & Rankings of Black Box

Fortune India 500 2025 edition
Rank#399
Total income
₹5,936 Cr
Profit
₹205 Cr
Last year #358
Stock market indices
Nifty 500

Contact details

Black Box Limited's registered office is in Navi Mumbai, Maharashtra. Its website is blackbox.com. Its e-mail address and telephone number are in the company report.

  • Email
  • Telephone
  • Social Media
  • Registered Address
    501 5th Floor Building No.9 Airoli Knowledge Park MIDC Industrial Area Airoli, Navi Mumbai, Maharashtra, India – 400708
  • Industry
    Telecom, Telecom Network Support

To see the full contact details of Black Box Limited, buy the company report.

Comprehensive company report
Black Box Limited - one report that includes everything
  • Company details, directors and signatories
  • Historical financials and ratios
  • Shareholding pattern and group structure
  • Charges with holder and property details
  • Legal cases, compliance and MCA filings
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Secure checkout · GST invoice included

Brands

Black Box operates two associated brands: Black Box and AGC Networks. Each brand links to its own profile.

BrandDescriptionWebsite
Data center equipment is supplied for enterprise operations optimization.blackbox.com
Managed IT services are provided globally by AGC Networks.agcnetworks.com

Business activity

The main business activity of Black Box is information and communication. In detail, this covers wired, wireless or satellite telecommunication activities.

Main activity group codeMain activityBusiness activity codeBusiness activityShare of turnover
JInformation and communicationJ5Wired, wireless or satellite Telecommunication activities

To see the full business activity and turnover split of Black Box Limited, buy the company report.

Financials of Black Box Limited

FY 2025-26 filings available

Black Box Limited reported revenue of ₹6,321.85 Cr (up 5.9% YoY) for FY 2025-26.

Financial Highlights

FY 2025-26 · Consolidated
Revenue
₹6,322 Cr
+5.9% YoY
EBITDA
₹494 Cr
+6.4% YoY
Profit After Tax
₹262 Cr
-4.3% YoY
Net Worth
₹1,287 Cr
+69.6% YoY
Total Assets
₹2,618 Cr
+46.6% YoY
Total Debt
₹1,153 Cr
+22.4% YoY

Revenue vs Net Profit ₹ Cr

Margin trends

Financial summary ₹ Cr

MetricsFY 2025-26FY 2024-25FY 2023-24FY 2022-23FY 2021-22FY 2020-21FY 2019-20
Income statement
Revenue6,3225,9676,2826,2885,3704,6744,994
Revenue growth+6.0%-5.0%-0.1%+17.1%+14.9%-6.4%-
EBITDA494464387210236278143
EBITDA margin+7.8%+7.8%+6.2%+3.3%+4.4%+6.0%+2.9%
Profit before tax23921215629.4585.9895.99(72.98)
Net profit26227416544.7977.6314495.86
Net profit margin+4.2%+4.6%+2.6%+0.7%+1.5%+3.1%+1.9%
EPS (₹)12.2512.098.191.414.4324.01(26.88)
Balance sheet
Total assets2,6181,7861,3081,060873724838
Net worth1,287759481296260207(176)
Total debt1,153942712628481328596
Cash & bank540229223210311410369
Net working capital1,56184434484.2727.11(24.83)78.96
Cash flow
Cash from operations83.95(87.61)12913.0495.253031,137
Cash from investing33.31(105)39.67(56.31)(108)15.22(382)
Cash from financing197192(155)(58.49)(42.81)(277)(645)
ParticularsJun 2026Mar 2026Dec 2025Sep 2025Jun 2025Mar 2025Dec 2024Sep 2024
Revenue1,7181,6911,6601,5851,3871,5451,5021,497
Revenue growth (YoY)+23.9%+9.5%+10.5%+5.8%-2.6%---
Other income3.752.141.180.941.726.001.443.26
EBITDA141150125129104127120112
EBITDA margin+8.2%+8.9%+7.5%+8.1%+7.5%+8.2%+8.0%+7.5%
Depreciation35.5930.9229.8429.0326.5627.5331.1528.31
Interest48.0045.0239.5839.4633.5847.2231.3132.25
Profit before tax61.1376.1456.7761.0345.2057.7859.2354.59
Tax5.2111.387.095.38(2.23)(2.69)3.153.45
Net profit55.9264.7649.6855.6547.4360.4756.0851.14
EPS (₹)3.154.572.893.252.793.543.283.04
MetricsFY 2025-26FY 2024-25FY 2023-24FY 2022-23FY 2021-22FY 2020-21FY 2019-20
Income statement
Revenue406377387363294250309
Revenue growth+7.7%-2.5%+6.4%+23.8%+17.7%-19.3%-
EBITDA25.0619.43(0.50)16.189.2612.0718.07
EBITDA margin+6.2%+5.2%-0.1%+4.5%+3.2%+4.8%+5.8%
Profit before tax18.5011.98(1.11)5.795.81(1.86)(1.63)
Net profit21.9411.20(15.85)4.196.90(0.61)(1.63)
Net profit margin+5.4%+3.0%-4.1%+1.2%+2.4%-0.2%-0.5%
EPS (₹)1.030.70(0.89)0.351.77(0.57)(0.55)
Balance sheet
Total assets756502362398346308219
Net worth70146131432928527788.95
Total debt43.1833.8338.9554.6153.1621.56113
Cash & bank24228.120.261.282.236.302.92
Net working capital38313461.1272.4158.4945.5566.55
Cash flow
Cash from operations(20.07)(24.26)22.6514.6015.2722.7323.57
Cash from investing5.74(75.70)(1.70)(45.77)(4.42)(119)3.78
Cash from financing233122(20.98)30.92(14.24)98.96(26.99)
ParticularsJun 2026Mar 2026Dec 2025Sep 2025Jun 2025Mar 2025Dec 2024Sep 2024
Revenue96.3811010311775.9912487.1381.09
Revenue growth (YoY)+26.8%-11.3%+18.1%+44.0%-9.7%---
Other income3.752.011.461.411.782.121.731.18
Total expenses98.7793.0910211173.6610783.9081.63
EBITDA(2.39)17.260.445.762.3317.043.23(0.54)
EBITDA margin-2.5%+15.6%+0.4%+4.9%+3.1%+13.7%+3.7%-0.7%
Depreciation2.152.352.192.701.871.891.972.03
Interest1.671.600.991.191.061.821.500.94
Profit before tax(2.46)15.32(1.28)3.281.1815.451.49(2.33)
Tax(0.06)0.140.060.050.02(0.02)0.030.14

Financial Statements

Figures in ₹ Cr; negatives in brackets. Updated 30 Oct 2026
ParticularsJun 2026Mar 2026Dec 2025Sep 2025Jun 2025Mar 2025Dec 2024Sep 2024
Revenue1,7181,6911,6601,5851,3871,5451,5021,497
Revenue growth (YoY)+23.9%+9.5%+10.5%+5.8%-2.6%---
Other income3.752.141.180.941.726.001.443.26
EBITDA141150125129104127120112
EBITDA margin+8.2%+8.9%+7.5%+8.1%+7.5%+8.2%+8.0%+7.5%
Depreciation35.5930.9229.8429.0326.5627.5331.1528.31
Interest48.0045.0239.5839.4633.5847.2231.3132.25
Profit before tax61.1376.1456.7761.0345.2057.7859.2354.59
Tax5.2111.387.095.38(2.23)(2.69)3.153.45
Net profit55.9264.7649.6855.6547.4360.4756.0851.14
EPS (₹)3.154.572.893.252.793.543.283.04
ParticularsFY 2025-26FY 2024-25FY 2023-24FY 2022-23FY 2021-22FY 2020-21FY 2019-20
Revenue6,3225,9676,2826,2885,3704,6744,994
Revenue growth+6.0%-5.0%-0.1%+17.1%+14.9%-6.4%-
Other income19.445.7625.4437.9022.5511.137.41
Total expenses5,8285,5035,8956,0775,1354,3964,851
Employee cost2,2412,2792,5012,6822,1461,8251,895
EBITDA494464387210236278143
EBITDA margin+7.8%+7.8%+6.2%+3.3%+4.4%+6.0%+2.9%
Depreciation11611311410798.6095.5691.69
Interest15814514111173.6097.91132
Profit before tax23921215629.4585.9895.99(72.98)
Tax21.627.0818.725.7513.2617.906.98
Net profit26227416544.7977.6314495.86
Net profit margin+4.2%+4.6%+2.6%+0.7%+1.5%+3.1%+1.9%
EPS (₹)12.2512.098.191.414.4324.01(26.88)
ParticularsFY 2025-26FY 2024-25FY 2023-24FY 2022-23FY 2021-22FY 2020-21FY 2019-20
Equity & liabilities
Share capital35.5033.8733.6133.5832.8132.5329.75
Reserves & surplus1,251642447262215162(206)
Shareholders' funds (net worth)1,287759481296260207(176)
Minority interest0.000.000.000.000.000.000.00
Secured loans82565135.30351271136256
Unsecured loans328291677277210192340
Total debt1,153942712628481328596
Total liabilities2,6181,7861,3081,060873724838
Assets
Gross block1,4451,1881,1491,1951,100903781
Net block883769808794732622557
Capital work in progress0.000.000.002.230.000.000.00
Investments0.0032.8032.0730.400.000.000.00
Inventories323210246362226149137
Sundry debtors1,153567386421374240361
Cash & bank balances540229223210311410369
Loans & advances1,2201,1249811,034895756680
Total current assets3,2362,1301,8372,0261,8071,5541,547
Total current liabilities1,6761,2861,4931,9421,7801,5791,468
Net working capital1,56184434484.2727.11(24.83)78.96
Total assets2,6181,7861,3081,060873724838
ParticularsFY 2025-26FY 2024-25FY 2023-24FY 2022-23FY 2021-22FY 2020-21FY 2019-20
Opening cash214214200302357316206
Net cash from operating activities83.95(87.61)12913.0495.253031,137
Net cash from investing activities33.31(105)39.67(56.31)(108)15.22(382)
Net cash from financing activities197192(155)(58.49)(42.81)(277)(645)
Net change in cash314(0.31)14.13(102)(55.34)41.17110
Closing cash540229223210311410369
ParticularsFY 2025-26FY 2024-25FY 2023-24FY 2022-23FY 2021-22FY 2020-21FY 2019-20
Growth
Sales growth+6.0%-5.0%-0.1%+17.1%+14.9%-6.4%-
EBITDA growth+6.4%+20.1%+83.8%-10.8%-15.3%+94.6%-
PBT growth+12.9%+35.5%+431.0%-65.8%-10.4%+9998.0%+8.0%
Net income growth-4.3%+66.0%+268.7%-42.3%-46.2%+50.5%-
Revenue CAGR (3Y)+0.2%+3.6%+10.4%+8.0%+42.6%+85.4%+85.7%
EBITDA CAGR (3Y)+32.9%+25.4%+11.6%+13.7%-+102.9%+64.2%
Profitability & leverage
Net income margin+3.4%+3.4%+2.2%+0.4%+1.4%+1.7%-1.6%
Return on capital employed+20.3%+27.8%+26.4%+15.4%+16.5%+31.1%0.0%
Return on net worth+25.7%+44.2%+37.2%+11.2%+18.0%+121.2%0.0%
Debt / equity1.021.331.731.991.7330.200.00
Long-term debt / equity0.300.751.210.970.949.620.00
Interest cover41.7841.2551.89108.2253.7153.57256.61
Efficiency & per share
Fixed asset turnover4.805.115.365.485.365.557.66
Inventory turnover23.7426.1720.6521.3928.6632.7634.75
Debtors turnover7.3512.5215.5615.8117.4915.558.17
EPS (₹)12.2512.098.191.414.4324.01(26.88)
Dividend per share (₹)1.001.000.000.000.000.000.00
Book value per share (₹)72.5039.8828.6217.6315.1259.73(59.20)
ParticularsJun 2026Mar 2026Dec 2025Sep 2025Jun 2025Mar 2025Dec 2024Sep 2024
Revenue96.3811010311775.9912487.1381.09
Revenue growth (YoY)+26.8%-11.3%+18.1%+44.0%-9.7%---
Other income3.752.011.461.411.782.121.731.18
Total expenses98.7793.0910211173.6610783.9081.63
EBITDA(2.39)17.260.445.762.3317.043.23(0.54)
EBITDA margin-2.5%+15.6%+0.4%+4.9%+3.1%+13.7%+3.7%-0.7%
Depreciation2.152.352.192.701.871.891.972.03
Interest1.671.600.991.191.061.821.500.94
Profit before tax(2.46)15.32(1.28)3.281.1815.451.49(2.33)
Tax(0.06)0.140.060.050.02(0.02)0.030.14
ParticularsFY 2025-26FY 2024-25FY 2023-24FY 2022-23FY 2021-22FY 2020-21FY 2019-20
Revenue406377387363294250309
Revenue growth+7.7%-2.5%+6.4%+23.8%+17.7%-19.3%-
Other income7.395.9713.983.876.748.476.26
Total expenses381357387347284237291
Employee cost48.5442.0356.8344.7338.1132.2136.43
EBITDA25.0619.43(0.50)16.189.2612.0718.07
EBITDA margin+6.2%+5.2%-0.1%+4.5%+3.2%+4.8%+5.8%
Depreciation9.117.977.916.514.495.397.46
Interest4.845.456.687.755.7017.0118.50
Profit before tax18.5011.98(1.11)5.795.81(1.86)(1.63)
Tax0.270.1013.87(0.05)0.000.000.00
Net profit21.9411.20(15.85)4.196.90(0.61)(1.63)
Net profit margin+5.4%+3.0%-4.1%+1.2%+2.4%-0.2%-0.5%
EPS (₹)1.030.70(0.89)0.351.77(0.57)(0.55)
ParticularsFY 2025-26FY 2024-25FY 2023-24FY 2022-23FY 2021-22FY 2020-21FY 2019-20
Equity & liabilities
Share capital35.5033.8733.6133.5832.8132.5329.75
Reserves & surplus66534428129624023259.20
Shareholders' funds (net worth)70146131432928527788.95
Secured loans14.787.3811.3823.4522.6716.4393.82
Unsecured loans28.4026.4527.5731.1630.495.1319.36
Total debt43.1833.8338.9554.6153.1621.56113
Total liabilities756502362398346308219
Assets
Gross block69.0958.9867.3068.2364.0545.8280.00
Net block29.4426.3831.1133.6633.1311.2624.15
Capital work in progress0.000.000.002.230.000.000.00
Investments30630623423419419448.72
Inventories35.4517.3013.5811.496.8711.8610.00
Sundry debtors17315497.2911982.4866.8877.11
Cash & bank balances24228.120.261.282.236.302.92
Loans & advances78.4394.4663.2463.0077.0281.9994.37
Total current assets529294174194169167184
Total current liabilities147160113122110121118
Net working capital38313461.1272.4158.4945.5566.55
Total assets756502362398346308219
ParticularsFY 2025-26FY 2024-25FY 2023-24FY 2022-23FY 2021-22FY 2020-21FY 2019-20
Opening cash22.440.020.050.303.691.090.73
Net cash from operating activities(20.07)(24.26)22.6514.6015.2722.7323.57
Net cash from investing activities5.74(75.70)(1.70)(45.77)(4.42)(119)3.78
Net cash from financing activities233122(20.98)30.92(14.24)98.96(26.99)
Net change in cash21922.42(0.03)(0.25)(3.39)2.600.36
Closing cash24228.120.261.282.236.302.92
ParticularsFY 2025-26FY 2024-25FY 2023-24FY 2022-23FY 2021-22FY 2020-21FY 2019-20
Growth
Sales growth+7.7%-2.5%+6.4%+23.8%+17.7%-19.3%-
EBITDA growth+29.0%+3986.0%-103.1%+74.7%-23.3%-33.2%-
PBT growth+54.4%+9998.0%--0.3%+9998.0%-14.1%-
Net income growth+95.9%+170.7%-478.3%-39.3%+1231.2%+62.6%-
Revenue CAGR (3Y)+3.8%+8.7%+15.7%+5.5%-1.5%-6.3%+7.9%
EBITDA CAGR (3Y)+15.7%+28.0%--3.6%+3.2%-25.3%-
Profitability & leverage
Net income margin+4.5%+3.2%-3.9%+1.6%+2.0%-0.8%-0.5%
Return on capital employed+4.3%+4.0%0.0%+2.5%+3.3%0.0%0.0%
Return on net worth+3.8%+3.1%0.0%+1.0%+2.1%0.0%0.0%
Debt / equity0.070.090.150.180.130.371.16
Long-term debt / equity0.040.060.080.090.060.050.08
Interest cover30.3447.56-79.4380.14119.50254.64174.36
Efficiency & per share
Fixed asset turnover6.345.975.715.495.343.974.52
Inventory turnover15.3924.4130.8539.5831.3522.8323.63
Debtors turnover2.483.003.583.623.933.473.62
EPS (₹)1.030.70(0.89)0.351.77(0.57)(0.55)
Dividend per share (₹)0.001.000.000.000.000.000.00
Book value per share (₹)39.4722.2818.7119.6183.1681.2329.90

To see the full year-wise statements and ratios of Black Box Limited, buy the company report.

Board of directors of Black Box Limited

Black Box has 7 current directors and 36 former directors. Current directors are listed first, with their designation and appointment date.

Current Directors
NameDesignationAppointment DateTenureStatus
Deepak Kumar BansalWhole-Time Director14 Aug 20197 Years 2 MonthsCurrent
Naresh Lakshman Singh KothariDirector17 Jan 20197 Years 9 MonthsCurrent
Sanjeev Shekhar VermaWhole-Time Director15 May 201412 Years 5 MonthsCurrent
Dilip Jayantilal ThakkarDirector08 Feb 20188 Years 8 MonthsCurrent
Anshuman Shashikant RuiaDirector10 Sep 20206 Years 1 MonthsCurrent
Neha NagpalDirector10 Sep 20206 Years 1 MonthsCurrent
Showing 6 of 7 current directors. View all directors

Auditor

Black Box Limited is audited by M/s. Walker Chandiok & Co. LLP for the financial year 2024.

Auditor firmFinancial yearFirm registration number
M/s. Walker Chandiok & Co. LLPFY 2024001076N/N500013

Shareholding

Shareholding for the quarter ended Sep 2026: promoters hold 70.00%, foreign institutional investors hold 4.70%, domestic institutional investors hold 3.50% and retail and other public shareholders hold 21.80%.

Promoters: 70.00%DII (Domestic Institutional): 3.50%FII (Foreign Institutional): 4.70%Retail & Others: 21.80%
Sep 2026
QUARTER
70.00% Promoters
3.50% DII (Domestic Institutional)
4.70% FII (Foreign Institutional)
21.80% Retail & Others
Promoter holding - history
Now 70.00% · Sep 2026High 70.20% · Dec 2025Low 70.00% · Jun 2026
69%69.8%70.5%71.3%72%Dec 2025Mar 2026Jun 2026Sep 2026Dec 2025: 70.20%Mar 2026: 70.10%Jun 2026: 70.00%Sep 2026: 70.00%70.20%70.00%70.00%
Shareholding trend - last 6 quarters
Sep 2026Jun 2026Mar 2026Dec 2025
Promoters70.00%70.00%70.10%70.20%
Public30.00%30.00%29.90%29.80%

Charges & borrowings

Open charges
₹305.58 Cr
Satisfied charges
₹585 Cr
Breakdown by lending institutions
Yes Bank Limited₹250.00 Cr
Others₹55.58 Cr
Latest charge details
DateCharge IDLenderAmountStatusModified or satisfied on
05 Jun 2026101312824Others₹5.58 CrOpen
13 Feb 2025101050959Others₹50 CrOpen
20 Nov 200190229724Yes Bank Limited₹250 CrOpen
11 Apr 201410519275Yes Bank Limited₹45 CrSatisfied
23 May 201310436311Idbi Bank Limited₹40 CrSatisfied

To see the full charge records of Black Box Limited, buy the company report.

Total charge records: 54 View all charges

Deals & funding

Black Box Limited has 37 deals on record (34 market trades, 2 funding rounds, 1 acquisition), with disclosed funding of ₹635 Cr; the latest was in November 2025.

Total deals
37
Market trades
34
Funding rounds
2
Acquisition
1
Disclosed funding
₹635 Cr

Deals on record (5 of 37)

WhenDealAmountParties
Jul 2024Market trade₹35.99 CrBuyer: Graviton Research Capital LLP
Seller: Graviton Research Capital LLP
Jun 2024Market trade₹28.11 CrBuyer: Graviton Research Capital LLP
Seller: Graviton Research Capital LLP
Dec 2020Market trade₹19.1 CrBuyer: Ebony Advisors LLP
Seller: Ncube Ventures LLP
Oct 2020Market trade₹13.68 CrBuyer: Citoc Investment Services LLP
Seller: Citoc Ventures Private Limited
Feb 2020Market trade₹11.18 CrBuyer: Citoc Ventures Private Limited
Seller: Silverleaf Oak Advisors LLP

To see the full deal history of Black Box Limited, buy the company report.

Deal records are compiled from filings and public sources; amounts are shown only where the source reported them.

MSME payment delays

Black Box Limited has 28 MSME Form 1 returns on record between 2015 and 2024, listing 750 overdue payments to 159 micro and small suppliers. Companies must report dues to micro and small suppliers that stay unpaid for more than 45 days in a half-yearly MSME Form 1 return.

Suppliers with reported dues (5 of 159)

SupplierAmount dueDue sinceReported on
an individual supplier
Keirestu Smart Pro Private Limited
an individual supplier
Genex Advent
HT Technologies Private Limited

To see the full MSME payment records of Black Box Limited, buy the company report.

Individuals and sole proprietors among the suppliers are not named.

Group structure & subsidiaries

Black Box has 2 subsidiary companies. This group structure data is as of FY 2024. The table lists each entity with its relationship and holding.

2
Subsidiary companies
Key subsidiaries
Company NameCINShares held
Black Box Network Services India Private LimitedU51101MH2013FTC242517
Copc (India) Pvt LimitedU74140HR2012FTC047227

To see the full group structure of Black Box Limited, buy the company report.

Employees & EPFO

Black Box Limited has a workforce of 353 employees on its EPFO records as of Jan 21, 2025, across 1 active EPFO establishment.

Employee count
353
Active EPFO establishments
1
Employee growth
-17.33%

GST

Black Box has 19 GST registrations: 13 active and 6 cancelled or inactive. The first 4 active GSTINs are listed below.

Total GSTINs
19
Active
13
Cancelled / inactive
6
GSTINStateStatusRegistered on
27AAACT3992M1ZRMaharashtraActive01 Jul 2017
06AAACT3992M1ZVHaryanaActive01 Jul 2017
07AAACT3992M2ZSDelhiActive01 Jul 2017
10AAACT3992M1Z6BiharActive01 Jul 2017

To see the full GST registrations and return filing status of Black Box Limited, buy the company report.

Recent activity

Black Box Limited has 73 board changes on record since 1999: 40 appointments and 33 cessations. The latest: Sujay Rajababu Sheth ceased to be Director on 25 Sep 2024.

Charges
A charge with Others amounted to Rs. 5.58 Cr with Charge ID 101312824 was registered on 05 Jun 2026.
Filing
Black Box Limited has filed its annual Financial statements for the year ended 31 Mar 2026 with Roc Mumbai Ii.
Charges
A charge with Others of Rs. 50.00 Cr registered on 13 Feb 2025 with Charge ID 101050959 was modified on 04 Mar 2026.
AGM
Black Box Limited last Annual general meeting of members was held on 16 Sep 2025 as per latest MCA records.
Charges
A charge with Others amounted to Rs. 50.00 Cr with Charge ID 101050959 was registered on 13 Feb 2025.
Ceased
Sujay Rajababu Sheth ceased to be Director.
Appointed
Munesh Narinder Khanna was appointed as Director.
Ceased
Mahua Mukherjee ceased to be Director.
Charges
A charge registered on 15 Mar 1999 via Charge ID 90232120 with Canara Bank was fully satisfied on 01 Nov 2023.
Charges
A charge registered on 12 Mar 1998 via Charge ID 90229323 with State Bank Of Travancore was fully satisfied on 01 Nov 2023.
Charges
A charge registered on 03 Sep 1997 via Charge ID 90232038 with Canara Bank was fully satisfied on 01 Nov 2023.
Charges
A charge registered on 27 Mar 1997 via Charge ID 90230936 with Canara Bank was fully satisfied on 01 Nov 2023.

181 earlier events are in the company report.

News

Black Box: Shows Interest In Aeries Technology, Which Is Listed On Nasdaq; Aeries Technology Reports $70 Million Revenue For FY26, With Adjusted EBITDA At $8.3 Million
12 Oct 2026 · Exchange Update

Frequently asked questions

Black Box is an active public limited company based in Navi Mumbai, Maharashtra, India. The company works in telecom network support, within the telecom industry. It was incorporated on 19 August 1986 (40+ years old) and is registered under CIN L32200MH1986PLC040652. Listed on BSE: 500463 and NSE: BBOX.

Black Box reported revenue of ₹6,321.85 Cr for FY 2025-26 (up 5.9% YoY) based on consolidated financials.

Black Box has 7 current directors:

The latest financial statements of Black Box on record with the MCA are for the year ended 31 March 2026. Its last annual general meeting was held on 16 September 2025. Year-wise statements from 2015 are in the company report.

The GSTIN of Black Box is 27AAACT3992M1ZR, registered in Maharashtra. The company has 19 GST registrations in all, of which 13 are active and 6 are cancelled or inactive. Other active GSTINs include 06AAACT3992M1ZV (Haryana), 07AAACT3992M2ZS (Delhi), 10AAACT3992M1Z6 (Bihar).

The CIN (Corporate Identification Number) of Black Box is L32200MH1986PLC040652. It is issued by the Ministry of Corporate Affairs under the Companies Act, 2013, and uniquely identifies the company in India.

Yes. Black Box is a listed company as per MCA records. Its shares are listed on both BSE (code: 500463) and NSE (symbol: BBOX).

Black Box has 49 court cases on record: 26 filed by the company and 23 filed against it. 6 are pending. Most are in the high courts.

Black Box was incorporated on 19 August 1986, making it 40+ years old. It is registered with the Registrar of Companies, Mumbai.

Black Box has 37 deals on record (34 market trades, 2 funding rounds, 1 acquisition), with disclosed funding of ₹635 Cr; the latest was in November 2025.

Sujay Rajababu Sheth ceased to be Director on 25 Sep 2024. Munesh Narinder Khanna was appointed as Director on 13 Aug 2024. Mahua Mukherjee ceased to be Director on 09 Nov 2023. Black Box has 73 board changes on record in total.