I think usually people are able to do the work themselves, they are just not aware of possible tools. As long as it does not require enormous computational power to find lost password, many things could be resolved on quite cheap hardware (it is just a matter of time). If you lost 1-2 words from your seed or you remember parts of wallet password or lost just a small piece of WIF - could be done at home...
Most of people who successfully gain access to their coins just disappear, very few of them appreciate help and sometimes toss a coin to their witcher...
On the other hand there are professionals for whom it is full-time business - but it requires a serious investments.