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SERWENT TT-TEKNIKK AS

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SERWENT TT-TEKNIKK AS

Org.nr. 940 484 871 · Private limited company (AS) · LILLESTRØM

Analyze

Key figures 2025

Revenue

NOK 256.4m

▲ 1.2%

Operating profit

NOK 6.3m

▼ 28.7%

Net profit

NOK 3.2m

▼ 24.4%

Equity

NOK 50.9m

▲ 3.6%

Employees: 145
Revenue per employee: NOK 1.8m
Operating margin: 2.4%
Age: 40 years

Source: Regnskapsregisteret (Brønnøysundregistrene) · Fetched 27/10/2026, 03:49

Creating the analysis …

Key information

Chief executive: Rune Kristiansen

Financial health 2025

Profitability

4.6%

Weak

Solidity

37.2%

Good

Liquidity

Roles

General manager: Rune Kristiansen (b. 1974) – General manager
Board: Aleksander Dønnum Holter (b. 1983) – Chair of the board
Fredrik Østhassel (b. 1987) – Board member
Auditor: ERNST & YOUNG AS – Auditor

Person profiles with every company a person has roles in are coming soon.

Source: Enhetsregisteret (Brønnøysundregistrene) · Fetched 27/10/2026, 11:43

People

People with roles in this company, and the other companies they have roles in.

Aleksander Dønnum Holter (b. 1983)
Here: Chair of the board
Also has roles in

(b. 1974)

Industry

42.210 Bygging av vann- og kloakkanlegg
81.220 Utvendig rengjøring av bygninger og industriell rengjøring

Address

Fetveien 33, 2007 KJELLER

Employees

145

Founded

29 August 1986

Website

www.tt-teknikk.no

Contact details

Phone and email registered. Log in to see

Auditor

ERNST & YOUNG AS

Accountant

Not registered

Purpose / activity (in Norwegian)

Drive virksomhet med spesialtjenester innen vann- og avløpsteknikk, entreprenørvirksomhet, miljøopprydding, kjøp og salg av fast eiendom, samt deltagelse i andre selskaper og det som står i naturlig forbindelse med det ovennevnte.

More company details

Organisation number: 940 484 871
Legal form: Private limited company (AS) (AS)
Registered in the Central Coordinating Register: 12 March 1995
Sector: Private aksjeselskaper mv.
VAT register: Registered
Register of Business Enterprises: Registered
Latest annual accounts filed: 2025
Business address: Fetveien 33, 2007 KJELLER
Postal address: Not registered
Municipality: LILLESTRØM

Source: Enhetsregisteret (Brønnøysundregistrene) · Fetched 27/10/2026, 11:43

1.38

Satisfactory

Accounts

Operating revenue

NOK 256.4m▲ 1.2%

259.3M

2023

253.3M

2024

256.4M

2025

Operating profit

NOK 6.3m▼ 28.7%

−6.4M

2023

8.8M

2024

6.3M

2025

Net profit

NOK 3.2m▼ 24.4%

−7.2M

2023

4.3M

2024

3.2M

2025

Equity

NOK 50.9m▲ 3.6%

48.5M

2023

49.1M

2024

50.9M

2025

Total assets

NOK 136.6m▲ 12.5%

126.9M

2023

121.4M

2024

136.6M

2025

Total liabilities

NOK 85.7m▲ 18.6%

78.4M

2023

72.3M

2024

85.7M

2025

Source: Regnskapsregisteret (Brønnøysundregistrene) · Fetched 27/10/2026, 03:49

SERWENT JTR GRUPPEN ASChair of the board

›

UIM INVEST ASChair of the board›

VITEK MILJØ ASChair of the board›

X-VAC ASChair of the board›

Fredrik Østhassel (b. 1987)

Here: Board member

Also has roles in

FOSB INVEST ASChair of the board
GJØVAAG ASBoard member
GJØVAAG RØRFORNYING ASBoard member
SAMEIET GARASJE OBERST RODES VEI 44Contact person
SERWENT BRDR GRØNNERUD ASBoard member
SERWENT HOLDING ASBoard member
SERWENT HØYTRYKK OG VEDLIKEHOLDSSERVICE ASBoard member
SERWENT JTR GRUPPEN ASBoard member
VITEK MILJØ ASBoard member
X-VAC ASBoard member

Rune Kristiansen (b. 1974)

Here: General manager

Also has roles in

ÅSEN HUSEIERFORENINGBoard member
PIPE RELINING ASGeneral manager, Chair of the board
XPLORIT ASBoard member

Companies

No companies are connected to this entity through roles.

Owners (shareholders) are not in the business register but in the Norwegian Tax Administration's shareholder register. Coming later.

People are matched on name and date of birth from the register, never on name alone. Source: Register of roles (Brønnøysundregistrene) · Fetched 25/10/2026, 22:59