DONJ Engineering Services

DONJ Engineering Services

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DONJ Engineering Services (DONJ) is a fast growing Company that began as a consultancy group & has expanded into full construction & Engineering Solutions.

With PCAB#47476-MEPF Classified-DONJ is committed to quality innovation & reliable project delivery

04/06/2026

How can we reduce the temperature of this koi pond? During summer, the water in this city hotel pond reaches 30°C, creating a stressful and potentially dangerous environment for the koi. Another interesting challenge—exploring the best solution for this project

01/04/2026

₱17,700 on diesel for March… and the month isn’t even the hardest yet.
Adjust, adapt, and keep moving forward. 🚗⛽

Photos from DONJ Engineering Services's post 09/03/2026

Exploring possibilities with a potential Chiller supplier today. Fingers crossed for this project!!

Photos from DONJ Engineering Services's post 30/01/2026

LF for Compactus / Movable Shelvings.......
Thank you.......

07/12/2025

Kung sineryoso mo ang corporate experience mo,
mas madali kang mag-aadjust.
Pero kung nagmamadali ka lang para umasenso agad?
Diyan pumapasok ang mga contractors na nagiging sakit ng industriya —
walang sistema, walang dokumento, walang pananagutan..........................Ctto : Contractor

𝐌𝐚𝐫𝐚𝐦𝐢𝐧𝐠 𝐞𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐬 𝐚𝐧𝐠 𝐠𝐮𝐬𝐭𝐨𝐧𝐠 𝐦𝐚𝐠𝐢𝐧𝐠 𝐜𝐨𝐧𝐭𝐫𝐚𝐜𝐭𝐨𝐫.

Mukhang upgrade, diba?
Mas malaki kita, sariling oras, sariling desisyon.

Pero kapag nandiyan ka na sa actual field…
ibang level pala yung bigat.

Kasi nung empleyado ka pa, hindi mo ramdam yung mga invisible support:
fixed na sweldo, HR na sumasalo ng issues, clear na job scope,
at may company na sasalo kapag may sablay.

Pag lumabas ka sa corporate?
Wala na ’yon.
Ikaw na lahat.



At doon nagkakagulo ang marami.
Akala nila negosyo = freedom.
Pero ang totoo?
Negosyo = full responsibility.

Wala kang boss…
pero ikaw ngayon ang boss na hahawak ng problema ng kliyente,
crew, suppliers, delays, materials, cashflow, documentation —
lahat ng iniwasan mo dati, sayo babagsak.

Kung stressful ang engineering sa corporate,
mas stressful ang pagiging contractor na hindi handa.
Para kang sumabak sa site nang walang PPE — exposed sa lahat ng risk.



Pero eto ang twist:
The skills that kept you afloat sa engineering career mo —
discipline, technical judgment, problem-solving, pakikisama —
yan din ang magiging backbone mo pag nagnegosyo ka.

Hindi ka magiging better overnight.
Pero lalabas kung gaano ka kahanda talaga.

Kung sineryoso mo ang corporate experience mo,
mas madali kang mag-aadjust.
Pero kung nagmamadali ka lang para umasenso agad?
Diyan pumapasok ang mga contractors na nagiging sakit ng industriya —
walang sistema, walang dokumento, walang pananagutan.

Huwag kang maging ganun.



Kaya kung balak mong tumalon sa 2026,
make sure na hindi dahil sawa ka na…
kundi dahil prepared ka.

Ayusin mo muna mindset mo,
i-build mo skills mo,
mag-ipon ng tamang experience,
at unti-unti kang mag-test ng maliit na projects.

Hindi mo iniiwan ang engineering —
inaangat mo yung sarili mo sa next level nito.

At kung magsisimula ka nang maaga at maayos,
2026 can be the year na magsimula kang lumipad —
bilang contractor na may integridad, sistema, at respeto sa industriya.

𝘿𝙤 𝙮𝙤𝙪 𝙬𝙖𝙣𝙩 𝙩𝙤 𝙡𝙚𝙖𝙧𝙣 𝙝𝙤𝙬 𝙩𝙤 𝙨𝙩𝙖𝙧𝙩 𝙖 𝙘𝙤𝙣𝙨𝙩𝙧𝙪𝙘𝙩𝙞𝙤𝙣 𝙗𝙪𝙨𝙞𝙣𝙚𝙨𝙨?
𝙀𝙣𝙧𝙤𝙡𝙡 𝙞𝙣 𝙢𝙮 𝙤𝙣𝙡𝙞𝙣𝙚 𝙘𝙡𝙖𝙨𝙨 𝙖𝙩: https://acelearningplus.com/mrcontractor/start-construction-business/

12/11/2025

It is professionalism. We stand by the value of quality work and fair partnerships. Saying no to undervaluation is not arrogance......

It’s okay to say ‘no’ to cheap and stingy clients.

After doing business in Australia for 11 years, I’ve learned this lesson the hard way: the cheapest clients often bring the most stress. They ask a lot of questions, they try to get more than what they paid for, and sometimes they feel entitled as if they invested everything they had. They want to pay the smallest amount possible but still expect a VIP experience.

If you’re new in business, don’t be afraid to say no to clients who don’t value your work. It’s okay to let them go. Instead, focus on clients who truly appreciate your service, your time, and your craft. The truth is, high-value clients are usually easier to work with. They respect the process, they trust your expertise, and they are happy to pay for quality.

Photos from DONJ Engineering Services's post 13/10/2025

This is how the J**s do it - because in Fire Pro, good enough is never enough. Sus Pipe for FDC.....
- Shin-Yokohama, Kanagawa, Japan (08oct'25)

12/08/2025

We’re looking for a registered Professional Mechanical Engineer (PME) within the Mega Manila area for a property developer that will handle high end residential properties' in Makati City as a consultant. Part of the role will be delivering training (lecture) on at least four (4) topics in your area of expertise to engineering staff.

If this sounds like a good fit, send me a message—we can go over the details, maybe even over a cup of coffee.

I can be reached at the ff:
- 09178159578 (viber)
- [email protected]
- messenger : Jun Naz

Diyos Mabalos po!!!

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Website

Address


Sta Ana
Manila
1009

Opening Hours

Monday 7am - 7pm
Tuesday 7am - 7pm
Wednesday 7am - 7pm
Thursday 7am - 7pm
Friday 7am - 7pm
Saturday 7am - 7pm