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olsson.com website review
Visit site (opens in a new tab)Reviewed 26 October 202633 issues · 84 checks
This review found 33 issues worth fixing on olsson.com, 8 of them high impact, across 84 checks. The most urgent: reduce unused JavaScript. Your full playbook turns these into prioritised fixes alongside reviews, competitors and channels.
- Homepage
- Phone render
- Links and pages
- Google PageSpeed
Google PageSpeed Insights (opens in a new tab), mobile
Site score
82BClosest competitors among reviewed websites
Compare side by sideShow as table
| Date | Real-visitor load time (LCP) |
|---|---|
| May 9, 2026 | 2.6 s |
| May 16, 2026 | 2.7 s |
| May 23, 2026 | 2.6 s |
| May 30, 2026 | 2.7 s |
| Jun 6, 2026 | 2.7 s |
| Jun 13, 2026 | 2.8 s |
| Jun 20, 2026 | 3.0 s |
| Jun 27, 2026 | 3.0 s |
| Jul 4, 2026 | 3.2 s |
| Jul 11, 2026 | 3.1 s |
| Jul 18, 2026 | 3.0 s |
| Jul 25, 2026 | 3.0 s |
| Aug 1, 2026 | 2.8 s |
| Aug 8, 2026 | 2.7 s |
| Aug 15, 2026 | 2.6 s |
| Aug 22, 2026 | 2.5 s |
| Aug 29, 2026 | 2.6 s |
| Sep 5, 2026 | 2.5 s |
| Sep 12, 2026 | 2.8 s |
| Sep 19, 2026 | 2.9 s |
| Sep 26, 2026 | 3.0 s |
| Oct 3, 2026 | 3.0 s |
| Oct 10, 2026 | 3.0 s |
| Oct 17, 2026 | 2.9 s |
| Oct 24, 2026 | 2.9 s |
Show as table
| Date | Real-visitor tap response (INP) |
|---|---|
| May 9, 2026 | 72 ms |
| May 16, 2026 | 71 ms |
| May 23, 2026 | 71 ms |
| May 30, 2026 | 74 ms |
| Jun 6, 2026 | 75 ms |
| Jun 13, 2026 | 75 ms |
| Jun 20, 2026 | 74 ms |
| Jun 27, 2026 | 73 ms |
| Jul 4, 2026 | 73 ms |
| Jul 11, 2026 | 73 ms |
| Jul 18, 2026 | 73 ms |
| Jul 25, 2026 | 71 ms |
| Aug 1, 2026 | 70 ms |
| Aug 8, 2026 | 70 ms |
| Aug 15, 2026 | 68 ms |
| Aug 22, 2026 | 69 ms |
| Aug 29, 2026 | 70 ms |
| Sep 5, 2026 | 71 ms |
| Sep 12, 2026 | 73 ms |
| Sep 19, 2026 | 73 ms |
| Sep 26, 2026 | 73 ms |
| Oct 3, 2026 | 73 ms |
| Oct 10, 2026 | 72 ms |
| Oct 17, 2026 | 72 ms |
| Oct 24, 2026 | 71 ms |
Chrome UX Report (opens in a new tab): real Chrome visitors over rolling 28-day periods.
One score from every part of this review. How it works
Speed
Reduce unused JavaScript
4.5 s · 715 KiBAbout 715 KiB of JavaScript is downloaded but never used on this page. Google estimates it would make the page about 4.5 s faster on a phone.
Render-blocking requests
1.5 s5 files block the first paint until they finish downloading. Deferring or inlining them could save about 1.5 s.
8 third-party services on the page
8 third-party services load with your homepage (Google CDN, website-files.com and Clarity and others), adding 2.4 MB and 1.0 s of main-thread time.
Mobile performance score: 52
52/100Your mobile performance score is 52 (desktop: 94). Pages that score under 90 lose visitors before the first paint.
Google CDN adds 543 ms
543 msGoogle CDN costs a phone 543 ms of main-thread work and 1.1 MB of downloads while your page loads. Loading it after the page is usable, or only on the pages that need it, takes that off the critical path.
Use efficient cache lifetimes
550 ms · 63 KiB26 files are served with short cache lifetimes, so returning visitors download them again (63 KiB).
Reduce unused CSS
450 ms · 35 KiBAbout 35 KiB of CSS is downloaded but never applied on this page. Google estimates it would make the page about 450 ms faster on a phone.
Improve image delivery
445 KiB6 images could be 445 KiB smaller with modern formats (WebP or AVIF) and sizes that fit a phone screen.
website-files.com adds 300 ms
300 mswebsite-files.com costs a phone 300 ms of main-thread work and 1.1 MB of downloads while your page loads. Loading it after the page is usable, or only on the pages that need it, takes that off the critical path.
Main-thread work: 2.8 s
A phone's processor spends 2.8 s on main-thread work while loading, 1.6 s of it running JavaScript. Above 2 s, taps and scrolls feel sluggish.
12 long tasks on the main thread
12 long tasks block the main thread while loading, the longest for 152 ms. During a long task the page ignores taps.
Font display
50 msWeb fonts hide text while they load. Setting font-display: swap shows text immediately (about 50 ms).
Phones get a much slower page than desktops
Desktop scores 94 but mobile only 52. A gap that wide usually means heavy scripts and images that hit phones hardest.
Minify CSS
7 KiB7 KiB could be saved by minifying CSS.
Chained critical requests
Critical files load one after another instead of in parallel (3 chains). Preconnecting to key origins and preloading the hero image shortens the chain.
1 checks passed
Server response: 5 ms
5 msYour server sent the HTML in 5 ms, well inside Google's 600 ms guideline.
Core Web Vitals
First Contentful Paint: 10.2 s
10.2 sThe first text or image appears after 10.2 s on a phone. Good is under 1.8 s.
Largest Contentful Paint: 17.3 s
17.3 sYour largest element takes 17.3 s to render on a phone. Google's threshold for “good” is 2.5 s. The largest element is the text “POSSIBILITIES”.
Time to Interactive: 17.6 s
17.6 sThe page becomes fully interactive after 17.6 s. Good is under 3.8 s.
Speed Index: 10.2 s
10.2 sVisually, the page fills in at 10.2 s (Speed Index). Good is under 3.4 s.
Total Blocking Time: 227 ms
227 msScripts block taps and scrolling for 227 ms in total while the page loads. Good is under 200 ms.
10 images without width and height
10 images have no width and height attributes, so the layout jumps as each one loads.
Tap response (INP) held steady for real visitors
0%Over the last 25 four-week periods to 2026-10-24, real Chrome visitors' tap response (inp) went from 72 ms to 71 ms at the 75th percentile (Chrome UX Report (opens in a new tab) history).
Largest content (LCP) got 10% slower for real visitors
+10%Over the last 25 four-week periods to 2026-10-24, real Chrome visitors' largest content (lcp) went from 2.6 s to 2.9 s at the 75th percentile (Chrome UX Report (opens in a new tab) history).
7 checks passed
Passes Core Web Vitals for real visitors
Real Chrome users on phones pass Google's Core Web Vitals on this page (28-day field data from the Chrome UX Report (opens in a new tab)).
Real-user LCP: 2.1 s
2.1 sReal visitors wait 2.1 s for the largest content to appear (75th percentile). Good is under 2.5 s.
Real-user INP: 65 ms
65 msReal visitors wait 65 ms for the page to respond to a tap (75th percentile). Good is under 200 ms.
Real-user CLS: 0.00
0.00For real visitors the layout shifts by 0.00 (75th percentile). Good is under 0.1.
Real-user FCP: 1.6 s
1.6 sReal visitors see the first content after 1.6 s (75th percentile). Good is under 1.8 s.
Real-user TTFB: 651 ms
651 msReal visitors wait 651 ms for your server to start answering (75th percentile). Good is under 800 ms.
Cumulative Layout Shift: 0
0The layout barely moves while loading (CLS 0, good is under 0.1).
Images and page weight
Page weight: 3.7 MB in 112 requests
3.7 MBYour homepage downloads 3.7 MB in 112 requests on a phone: scripts 1.5 MB (40), images 892 KiB (14) and other files 802 KiB (34). Under 2 MB keeps phones on slow connections fast.
1 image far larger than shown
3 KiB1 image is downloaded at several times the size a phone draws it, for example 666a0977493ca8fd361d3690_Olsson_RGB.svg at 300 px wide, shown at 98 px. Resized copies would save about 3 KiB.
2 images in older formats
2 images (92 KiB) are JPEG, PNG or GIF. The same pictures as WebP or AVIF are usually much smaller at the same quality, and every current browser shows them.
About 1.1 g of CO₂ per visit
1.05 gBy the Sustainable Web Design model, a visit to your homepage emits about 1.05 g of CO₂e: 126.5 kg a year at 10,000 visits a month. It scales with page weight, so every byte cut lowers it.
1 checks passed
Images load when needed
Images below the first screen wait until the visitor scrolls to them.
Accessibility
2 images without alt text
2 images have no alt text, which hurts accessibility and image search.
Document should not have more than one banner landmark (1 element)
Document should not have more than one banner landmark: 1 element on the page fails this check, rated moderate by axe-core.
Landmarks should have a unique role or role/label/title (i.e. accessible name) combination (1 element)
Landmarks should have a unique role or role/label/title (i.e. accessible name) combination: 1 element on the page fails this check, rated moderate by axe-core.
All page content should be contained by landmarks (1 element)
All page content should be contained by landmarks: 1 element on the page fails this check, rated moderate by axe-core.
3 form fields without a label
3 form fields have no label, so screen readers announce an empty box and autofill guesses.
Headings skip levels
Headings skip levels (h2 → h6, h2 → h6 and h2 → h6), which makes the page harder to scan with a screen reader.
1 checks passed
38 automated accessibility rules passed
axe-core 4.13.0, the open-source engine behind most accessibility testing tools, ran 41 WCAG 2.2 A/AA and best-practice rules on the phone render: 38 passed and 3 failed. 2 mores need a person to judge. Automated rules catch about a third of accessibility problems; the rest need manual testing.
SEO
Title is short (6 characters)
Your title is only 6 characters: “Olsson”. Between 30 and 65 characters leaves room to say what you do and for whom.
Structured data has 1 problem
Structured data found (Organization) but with 1 problem, for example “Organization: url is not an absolute URL ("/")”.
No social preview image
No Open Graph image, so links shared on LinkedIn, Slack or Facebook show no preview picture.
39 internal links, 5 external
The homepage links to 39 pages on olsson.com and 5 external pages.
5 checks passed
Meta description: 151 characters
Your meta description is 151 characters: “Olsson is an engineering and design firm delivering infrastructure solutions that improve communities through expertise…”.
One H1 headline
Your main headline reads: “WE ARE OLSSON”.
Canonical URL set
The canonical URL is https://www.olsson.com/.
robots.txt in place
robots.txt is in place and points crawlers to your sitemap.
XML sitemap found
Your XML sitemap is reachable at https://www.olsson.com/sitemap.xml.
AI search readiness
4 checks passed
AI answer engines may read the site
Your robots.txt lets the crawlers behind ChatGPT search, Claude and Perplexity read the site and cite it in answers.
Organization data: 5 of 6 facts
Your Organization JSON-LD gives name, url, logo, sameAs (social profiles) and description; contact details would complete it.
Text is in the HTML
Your server sends the page's text in the HTML (1,537 words), so crawlers that don't run JavaScript still read it.
llms.txt published
The site publishes https://www.olsson.com/llms.txt (2 KiB, 6 links), a plain-text guide to the site for AI tools.
Other pages
2 pages share a meta description
https://www.olsson.com/why-olsson and https://www.olsson.com/current-openings use the same meta description. A description written for each page earns more clicks.
15 internal pages checked
We fetched 15 pages linked from your homepage (of 34 found) and read each the way a search engine does.
7 checks passed
Linked pages load
All 15 pages we checked loaded without an error.
Canonical URLs point to themselves
No page we checked hands its ranking to a different URL.
Every page has a meta description
All 15 pages that loaded have a meta description.
Titles are unique
Every page we checked has its own title.
Every page has an H1
Each page we checked has a main headline.
No linked page is hidden from search
None of the pages we checked carries a noindex tag.
Every page has a title
All 15 pages that loaded have a <title>.
Best practices
3 checks passed
No console errors
No JavaScript errors were logged while the page loaded on a phone.
Tap targets are thumb-sized
8 of 8 tappable elements near the top are at least 24 px.
Mobile viewport set
The page declares a mobile viewport.
Content and conversion
No call to action on the first screen
On a phone, there is no call to action on the first screen: visitors have to scroll to find out what to do next.
Local business without LocalBusiness data
Your homepage shows a street address but no LocalBusiness JSON-LD, so Google and AI assistants have to guess your address, hours and phone from the page text.
Thin social proof
Social proof on the homepage: 2 trust badges. Pairing it with named testimonials or customer logos makes it far more convincing.
A 33-field form
Your longest form asks for 33 fields (0 required). Every extra field lowers completion.
Only about 194 words
The homepage has only about 194 words of visible text; thin pages give Google and first-time buyers little to go on.
No opening hours
The homepage shows no opening hours. If customers visit or call, show when.
Phone number is not tap-to-call
Your phone number appears as text but isn't a tel: link, so phone visitors can't tap to call.
No map or directions link
There is no link to Google or Apple Maps. A directions link is one tap for a phone visitor.
No risk reducer
No guarantee or risk reducer (money-back, free trial, no credit card) is mentioned, which is often what tips a hesitant visitor.
3 checks passed
2 calls to action
The homepage has 2 calls to action, for example “Contact” and “Newsletter Signup”.
Analytics in place
Analytics detected: Google Analytics.
Phone number on the homepage
Your phone number is on the homepage.
Privacy and tracking
6 trackers load before any consent
6Before a visitor clicks anything, the page loads Google Ads, Google Analytics, Google Tag Manager, Microsoft Clarity and The Trade Desk and 1 more (measured from a US location before any click). No consent tool was detected. Visitors from the EU, UK and several US states must be asked first.
5 cookies set on arrival
5Opening the homepage sets 5 cookies (measured from a US location before any click).
No consent tool detected
No known cookie consent tool loads with the page. Some sites build their own banner, and some only show one to visitors from the EU.
26 other companies contacted
Loading the homepage contacts 26 hosts run by other companies (fonts, scripts, analytics, ads), each of which sees the visitor's IP address.
Security, domain, email and software versions
The security, domain and email checks, software and plugin versions, and any app with a known security problem are visible only to people at olsson.com, because details like these could help someone attack a site. Every review keeps them private, whatever they found.
Upkeep, stack and company
Stack
- CMS
- Webflow
- Framework
- jQuery
- Analytics
- Google Analytics
Hiring
- Hiring
- 383 open roles
- Teams
- Data Centers - Facilities Engineering & Design - GN (37), East Central - Site Design - GN (37), TPA - Traffic & Technology - GN (20), Water - Water/Wastewater - GN (20)
- Job board
- greenhouse
- Careers page
- www.olsson.com/why-olsson (opens in a new tab)
Upkeep, stack, hiring and company data from programmable.info
Go beyond the website
What your $25 Growth Playbook adds
This review found 33 issues on olsson.com, including 16 speed issues, 3 SEO issues and 5 conversion gaps. That is the website alone. The full Growth Playbook pairs these findings with what your customers say in public reviews and communities and what your closest competitors do better, then turns everything into at least 20 prioritised ideas, each with the evidence behind it, a step-by-step playbook, a metric and an owner.
- 28 research agents read your site, reviews, competitors, communities and public filings
- Customer review mining (G2, Capterra, Trustpilot and more) and voice-of-pain analysis in your buyers’ own words
- Competitor intelligence with battlecards for your closest rivals
- Ideal customer profile, buyer segments and buying-stage funnel
- Ranked channels, outreach sequences and content angles
- Live Reddit threads where buyers ask for what you sell, with draft replies
- Earned media and PR openings
- At least 20 ideas with evidence, a step-by-step playbook, metric, owner, effort and impact, grouped into this week, this quarter, big bets and wildcards, plus a 30/60/90-day roadmap
- PDF, Markdown, CSV, Notion and Linear exports, and a shareable page your team can track progress on
- Refresh the playbook later to see what changed
14-day money-back guarantee: not happy for any reason, email us within 14 days and we refund in full.