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Sushi Restaurants in Porsgrunn: Current Status and Outlook

Published 24.09.2026

Analysis of the industry in the municipality of Porsgrunn with a focus on companies, economics, and development trends for entrepreneurs and local decision-makers in 2025–2026.

Executive Summary

The sushi restaurant industry in Porsgrunn is a small but dynamic sector with two registered companies: Dattebayo Porsgrunn As and Dattebayo Heistad As. In recent years, the industry has experienced both challenges and growth, with a significant increase in the number of employees from 2024 to 2026. Although one of the companies (Dattebayo Heistad As) has zero income and sales, the figures from the other company (Dattebayo Porsgrunn As) indicate stable operations with a high gross profit margin (62%) and an EBITDA margin of 14%. The industry also has a high degree of organizational variation, with both companies registered as AS.

Development Disparity: While Dattebayo Porsgrunn As has grown from 19 to 29 employees between 2024 and 2026, Dattebayo Heistad As, which was founded in 2024, has yet to achieve operating results. This shows both potential and risk in the industry.

Bankruptcy Safety: None of the companies in the industry are registered as bankrupt, which indicates relatively stable operations in the industry.

Economic Figures and Development

Economic Overview

Sales and Employees: The sushi restaurant industry in Porsgrunn had total sales of NOK 772.0K in 2024, with an annual growth of +78.6% from 2023. The number of employees grew by +78.6% from 2023 to 2024, reaching 25 employees in 2024. This is a significant improvement compared to 2020, when sales and employees were NOK 1.4M and 2 employees, respectively.

Operating Profit: Dattebayo Porsgrunn As had an operating profit of NOK 39.0K in 2024, with a gross profit of NOK 483.0K (62%). EBITDA was NOK 115.0K, giving an EBITDA margin of 14%. This is a strong performance compared to the industry average.

Annual Development: Sales had a negative development in 2020 (-70.5%), but recovered with +199.7% in 2022. The number of employees had a dramatic decline in 2020 (-71.4%), but recovered with +78.6% in 2024.

Sales over time — sushi restaurant — Porsgrunn
Sales over time — sushi restaurant
Number of companies — sushi restaurant — Porsgrunn
Number of companies — sushi restaurant
Employees over time — sushi restaurant — Porsgrunn
Employees over time — sushi restaurant

Companies in the Industry

In Porsgrunn, there are 2 companies in the sushi restaurant industry, both with organizational form AS:

  1. Dattebayo Porsgrunn As (Kulltangvegen 70, Porsgrunn)
  • Founded: 2019-05-01
  • Number of employees: 19 (2024)
  • Sales: NOK 772.0K (2024)
  • EBITDA: NOK 115.0K (2024)
  • Total debt: NOK 2.9M
  • Status: Not bankrupt
  1. Dattebayo Heistad As (Fjordgløttvegen 1, Porsgrunn)
  • Founded: 2024-01-30
  • Number of employees: 16 (2024)
  • Sales: NOK 0 (2024)
  • EBITDA: NOK 0 (2024)
  • Status: Not bankrupt

Organizational Form: Both companies are registered as AS, which indicates a high degree of organizational variation in the industry.

Business Geography in the Municipality

Business Geography

In Porsgrunn, the sushi restaurant industry is most active in the Porsgrunn area, with 2 companies and 35 employees. There is no registered activity in other parts of the municipality.

Details for Porsgrunn:

  • Number of companies: 2
  • Number of employees: 35
  • Sales: NOK 772.0K
  • EBITDA: NOK 115.0K
  • Gross profit: NOK 483.0K (62%)
  • Operating profit: NOK 39.0K
  • Total debt: NOK 2.9M
  • EBITDA margin: 14%
Companies by place — sushi restaurant — Porsgrunn
Companies by place — sushi restaurant

Business Dynamics and Operating Profit

Business Dynamics

Bankruptcy Safety: None of the companies in the industry are registered as bankrupt, which indicates relatively stable operations in the industry.

Operating Profit: Dattebayo Porsgrunn As had an operating profit of NOK 39.0K in 2024, with a gross profit of NOK 483.0K (62%). EBITDA was NOK 115.0K, giving an EBITDA margin of 14%.

Annual Development: Sales had a negative development in 2020 (-70.5%), but recovered with +199.7% in 2022. The number of employees had a dramatic decline in 2020 (-71.4%), but recovered with +78.6% in 2024.

Outlook for the Industry

Outlook for the Sushi Restaurant Industry

Employee Growth: The number of employees in the industry has increased from 25 in 2024 to 29 in 2026, indicating growth in operations and potential expansion of the companies.

Competitiveness: With an EBITDA margin of 14% and a gross profit of 62%, Dattebayo Porsgrunn As shows a high degree of competitiveness. This can be an advantage for new entrants looking to establish themselves in the industry.

Challenges: The large decline in sales in 2020 (-70.5%) and the weak development of Dattebayo Heistad As (zero sales) show that the industry may be vulnerable to market fluctuations and operational risks.

SmartGrunder Offer: SmartGrunder can help entrepreneurs find suitable locations in Porsgrunn for the sushi restaurant industry, based on data about operating results, competitiveness, and market development.

Outlook for the Restaurant/Café Industry

Larger Industry: The restaurant/café industry in Porsgrunn has 79 companies, showing that the sushi restaurant is a small part of a larger industry. The total sales in the restaurant/café industry were NOK 119.2M in 2025, with an annual growth of +7.4%.

Competitiveness: The sushi restaurant industry has a higher EBITDA margin (14%) compared to the average in the restaurant/café industry. This indicates that the sushi restaurant may be more competitive than other restaurants in the industry.

Peer Companies: Current peer companies in the restaurant/café industry include:

  • Cafe Osebro As (NOK 24.7M sales, NOK 3.1M EBITDA)
  • Egon Restaurant Porsgrunn (NOK 27.3M sales, NOK 2.9M EBITDA)
  • Øya Spiseri As (NOK 17.6M sales, NOK 2.6M EBITDA)

Challenges: The restaurant/café industry had a decline in sales of -27.4% from 2021 to 2022, which can be a challenge for new entrants in the industry.

Sales in the parent industry — restaurant / kafé — Porsgrunn
Sales in the parent industry — restaurant / kafé
Companies in the parent industry — restaurant / kafé — Porsgrunn
Companies in the parent industry — restaurant / kafé
Employees in the parent industry — restaurant / kafé — Porsgrunn
Employees in the parent industry — restaurant / kafé

Other companies in restaurant / kafé (not in sushi restaurant)

CompanyIndustryAddressSalesEmployeesEBITDA
Studentsamskipnaden I Sørøst Norge Mat Og Drikke PorsgrunncafeKjølnes ring 56, 3918 PorsgrunnNOK 7.3M10NOK 10.1M
Cafe Osebro AsrestaurantStorgata 176, 3915 PorsgrunnNOK 24.7M29NOK 3.1M
Egon Restaurant PorsgrunnrestaurantKulltangvegen 70, 3921 PorsgrunnNOK 27.3M25NOK 2.9M
Øya Spiseri AsrestaurantStorgata 176, 3915 PorsgrunnNOK 17.6M20NOK 2.6M
Bar & Kjøkken AsrestaurantStorgata 164, 3915 PorsgrunnNOK 11.4M15NOK 2.1M
Lilly May AsrestaurantBlåklokkevegen 3B, 3929 PorsgrunnNOK 439.0K0NOK 473.0K
China Palace Restaurant AnsrestaurantHagmannsgate 7, 3920 PorsgrunnNOK 632.0K0NOK 441.0K
Espresso House Norge As Avd Down Town Porsgrunn 855coffeehouseKulltangvegen 70, 3921 PorsgrunnNOK 8.7M13NOK 436.4K
Jimmys PorsgrunnrestaurantStorgata 146, 3915 PorsgrunnNOK 11.2M23NOK 195.0K
Porsgrunn Pizza & Grill AsrestaurantVallermyrvegen 163, 3946 PorsgrunnNOK 973.0K2NOK 152.0K
Grenland Lett Og Mett AsrestaurantStorgata 139C, 3915 PorsgrunnNOK 5.2M4NOK 99.0K
Oscar's AsrestaurantJernbanegata 2, 3915 PorsgrunnNOK 613.0K0NOK 48.0K
Creperi To Be AsrestaurantStorgata 139A, 3915 PorsgrunnNOK 777.0K5NOK 4.0K
AlsayerrestaurantJupiter ring 13, 3942 PorsgrunnNOK 00NOK 0
Bangkok Food AsrestaurantTeknikergata 5, 3912 PorsgrunnNOK 05NOK 0
Bizzy Hamburgerbar AnsrestaurantSkomværgata 1, 3921 PorsgrunnNOK 00NOK 0
Blue Corner Grill DarestaurantStorgata 84, 3921 PorsgrunnNOK 00NOK 0
Byens Hjerte AsrestaurantFriisebrygga 2, 3921 PorsgrunnNOK 032NOK 0
Cafe Lea AscafeBryggevegen 2, 3941 PorsgrunnNOK 00NOK 0
Campino Porsgrunn AsrestaurantStangsgate 7A, 3916 PorsgrunnNOK 04NOK 0
China Palace AnsrestaurantHagmannsgate 7, 3920 PorsgrunnNOK 00NOK 0
D&k Nails AsrestaurantMoldhaugvegen 1, 3919 PorsgrunnNOK 04NOK 0
Damascino Portvakta AscafeStorgata 106, 3921 PorsgrunnNOK 07NOK 0
Digg Pizza Down TownrestaurantKulltangvegen 70, 3921 PorsgrunnNOK 012NOK 0
Døner Bros Osterhausgate AsrestaurantDokkvegen 10, 3920 PorsgrunnNOK 029NOK 0
Even Flow Holding AsrestaurantBjørkøya 119B, 3950 BrevikNOK 00NOK 0
Farmors Kafe AsrestaurantKirkegata 43, 3919 PorsgrunnNOK 00NOK 0
Fatayer Porsgrunn Asrestaurantc/o Hosen Aldaher|Raskenlundvegen 57, 3928 PorsgrunnNOK 00NOK 0
Fatayer Porsgrunn Asrestaurantc/o Hosen Aldaher|Raskenlundvegen 57, 3928 PorsgrunnNOK 00NOK 0
Festivalmat Danny Valle JohannesenrestaurantFriggsgate 10, 3912 PorsgrunnNOK 00NOK 0
Habesha Restorant Og Bar Gebrekrstos Debesai AynialemrestaurantGrønlivegen 12G, 3922 PorsgrunnNOK 00NOK 0
Herøyagrillen V/ Mikael GudimrestaurantHerøyavegen 91, 3936 PorsgrunnNOK 00NOK 0
Kafe Rora & Badeplass Hanne Grønvild ØverbørestaurantBergsbygdavegen 535, 3949 PorsgrunnNOK 00NOK 0
Kaia Kafé DarestaurantOlga Godagers gate 2, 3950 BrevikNOK 04NOK 0
Kebab Grillen AsrestaurantStorgata 108, 3921 PorsgrunnNOK 00NOK 0
Kirkens Bymisjon Bymisjons Kafe BrevikrestaurantCurt Adeler Stredet 5, 3950 BrevikNOK 00NOK 0
Kirkens Bymisjon Fri Barn Og Familie Telemarkpizza restaurantStorgata 141, 3915 PorsgrunnNOK 012NOK 0
Kirkens Bymisjon Kafe Og Bruktbutikk BrevikcafeLangbrygga 2, 3950 BrevikNOK 00NOK 0
Kjøkken & Kaffe Avd 1376 Down TownrestaurantKulltangvegen 70, 3921 PorsgrunnNOK 011NOK 0
Lilly May Med Thai AsrestaurantStorgata 95, 3921 PorsgrunnNOK 06NOK 0

Conclusion and Recommendations

Conclusion

The sushi restaurant industry in Porsgrunn is a small but dynamic industry with potential for growth and development. With two companies and stable operations, the industry shows a high degree of competitiveness. This can be an advantage for new entrants looking to establish themselves in the industry.

Challenges: The large decline in sales in 2020 and the weak development of Dattebayo Heistad As show that the industry may be vulnerable to market fluctuations and operational risks.

SmartGrunder Offer: SmartGrunder can help entrepreneurs find suitable locations in Porsgrunn for the sushi restaurant industry, based on data about operating results, competitiveness, and market development.